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/*!
 * jQuery JavaScript Library v1.9.1
 * http://jquery.com/
 *
 * Includes Sizzle.js
 * http://sizzlejs.com/
 *
 * Copyright 2005, 2012 jQuery Foundation, Inc. and other contributors
 * Released under the MIT license
 * http://jquery.org/license
 *
 * Date: 2013-2-4
 */
(function( window, undefined ) {

// Can't do this because several apps including ASP.NET trace
// the stack via arguments.caller.callee and Firefox dies if
// you try to trace through "use strict" call chains. (#13335)
// Support: Firefox 18+
//"use strict";
var
        // The deferred used on DOM ready
        readyList,

        // A central reference to the root jQuery(document)
        rootjQuery,

        // Support: IE<9
        // For `typeof node.method` instead of `node.method !== undefined`
        core_strundefined = typeof undefined,

        // Use the correct document accordingly with window argument (sandbox)
        document = window.document,
        location = window.location,

        // Map over jQuery in case of overwrite
        _jQuery = window.jQuery,

        // Map over the $ in case of overwrite
        _$ = window.$,

        // [[Class]] -> type pairs
        class2type = {},

        // List of deleted data cache ids, so we can reuse them
        core_deletedIds = [],

        core_version = "1.9.1",

        // Save a reference to some core methods
        core_concat = core_deletedIds.concat,
        core_push = core_deletedIds.push,
        core_slice = core_deletedIds.slice,
        core_indexOf = core_deletedIds.indexOf,
        core_toString = class2type.toString,
        core_hasOwn = class2type.hasOwnProperty,
        core_trim = core_version.trim,

        // Define a local copy of jQuery
        jQuery = function( selector, context ) {
                // The jQuery object is actually just the init constructor 'enhanced'
                return new jQuery.fn.init( selector, context, rootjQuery );
        },

        // Used for matching numbers
        core_pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source,

        // Used for splitting on whitespace
        core_rnotwhite = /\S+/g,

        // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE)
        rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,

        // A simple way to check for HTML strings
        // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
        // Strict HTML recognition (#11290: must start with <)
        rquickExpr = /^(?:(<[\w\W]+>)[^>]*|#([\w-]*))$/,

        // Match a standalone tag
        rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,

        // JSON RegExp
        rvalidchars = /^[\],:{}\s]*$/,
        rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
        rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
        rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g,

        // Matches dashed string for camelizing
        rmsPrefix = /^-ms-/,
        rdashAlpha = /-([\da-z])/gi,

        // Used by jQuery.camelCase as callback to replace()
        fcamelCase = function( all, letter ) {
                return letter.toUpperCase();
        },

        // The ready event handler
        completed = function( event ) {

                // readyState === "complete" is good enough for us to call the dom ready in oldIE
                if ( document.addEventListener || event.type === "load" || document.readyState === "complete" ) {
                        detach();
                        jQuery.ready();
                }
        },
        // Clean-up method for dom ready events
        detach = function() {
                if ( document.addEventListener ) {
                        document.removeEventListener( "DOMContentLoaded", completed, false );
                        window.removeEventListener( "load", completed, false );

                } else {
                        document.detachEvent( "onreadystatechange", completed );
                        window.detachEvent( "onload", completed );
                }
        };

jQuery.fn = jQuery.prototype = {
        // The current version of jQuery being used
        jquery: core_version,

        constructor: jQuery,
        init: function( selector, context, rootjQuery ) {
                var match, elem;

                // HANDLE: $(""), $(null), $(undefined), $(false)
                if ( !selector ) {
                        return this;
                }

                // Handle HTML strings
                if ( typeof selector === "string" ) {
                        if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
                                // Assume that strings that start and end with <> are HTML and skip the regex check
                                match = [ null, selector, null ];

                        } else {
                                match = rquickExpr.exec( selector );
                        }

                        // Match html or make sure no context is specified for #id
                        if ( match && (match[1] || !context) ) {

                                // HANDLE: $(html) -> $(array)
                                if ( match[1] ) {
                                        context = context instanceof jQuery ? context[0] : context;

                                        // scripts is true for back-compat
                                        jQuery.merge( this, jQuery.parseHTML(
                                                match[1],
                                                context && context.nodeType ? context.ownerDocument || context : document,
                                                true
                                        ) );

                                        // HANDLE: $(html, props)
                                        if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
                                                for ( match in context ) {
                                                        // Properties of context are called as methods if possible
                                                        if ( jQuery.isFunction( this[ match ] ) ) {
                                                                this[ match ]( context[ match ] );

                                                        // ...and otherwise set as attributes
                                                        } else {
                                                                this.attr( match, context[ match ] );
                                                        }
                                                }
                                        }

                                        return this;

                                // HANDLE: $(#id)
                                } else {
                                        elem = document.getElementById( match[2] );

                                        // Check parentNode to catch when Blackberry 4.6 returns
                                        // nodes that are no longer in the document #6963
                                        if ( elem && elem.parentNode ) {
                                                // Handle the case where IE and Opera return items
                                                // by name instead of ID
                                                if ( elem.id !== match[2] ) {
                                                        return rootjQuery.find( selector );
                                                }

                                                // Otherwise, we inject the element directly into the jQuery object
                                                this.length = 1;
                                                this[0] = elem;
                                        }

                                        this.context = document;
                                        this.selector = selector;
                                        return this;
                                }

                        // HANDLE: $(expr, $(...))
                        } else if ( !context || context.jquery ) {
                                return ( context || rootjQuery ).find( selector );

                        // HANDLE: $(expr, context)
                        // (which is just equivalent to: $(context).find(expr)
                        } else {
                                return this.constructor( context ).find( selector );
                        }

                // HANDLE: $(DOMElement)
                } else if ( selector.nodeType ) {
                        this.context = this[0] = selector;
                        this.length = 1;
                        return this;

                // HANDLE: $(function)
                // Shortcut for document ready
                } else if ( jQuery.isFunction( selector ) ) {
                        return rootjQuery.ready( selector );
                }

                if ( selector.selector !== undefined ) {
                        this.selector = selector.selector;
                        this.context = selector.context;
                }

                return jQuery.makeArray( selector, this );
        },

        // Start with an empty selector
        selector: "",

        // The default length of a jQuery object is 0
        length: 0,

        // The number of elements contained in the matched element set
        size: function() {
                return this.length;
        },

        toArray: function() {
                return core_slice.call( this );
        },

        // Get the Nth element in the matched element set OR
        // Get the whole matched element set as a clean array
        get: function( num ) {
                return num == null ?

                        // Return a 'clean' array
                        this.toArray() :

                        // Return just the object
                        ( num < 0 ? this[ this.length + num ] : this[ num ] );
        },

        // Take an array of elements and push it onto the stack
        // (returning the new matched element set)
        pushStack: function( elems ) {

                // Build a new jQuery matched element set
                var ret = jQuery.merge( this.constructor(), elems );

                // Add the old object onto the stack (as a reference)
                ret.prevObject = this;
                ret.context = this.context;

                // Return the newly-formed element set
                return ret;
        },

        // Execute a callback for every element in the matched set.
        // (You can seed the arguments with an array of args, but this is
        // only used internally.)
        each: function( callback, args ) {
                return jQuery.each( this, callback, args );
        },

        ready: function( fn ) {
                // Add the callback
                jQuery.ready.promise().done( fn );

                return this;
        },

        slice: function() {
                return this.pushStack( core_slice.apply( this, arguments ) );
        },

        first: function() {
                return this.eq( 0 );
        },

        last: function() {
                return this.eq( -1 );
        },

        eq: function( i ) {
                var len = this.length,
                        j = +i + ( i < 0 ? len : 0 );
                return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] );
        },

        map: function( callback ) {
                return this.pushStack( jQuery.map(this, function( elem, i ) {
                        return callback.call( elem, i, elem );
                }));
        },

        end: function() {
                return this.prevObject || this.constructor(null);
        },

        // For internal use only.
        // Behaves like an Array's method, not like a jQuery method.
        push: core_push,
        sort: [].sort,
        splice: [].splice
};

// Give the init function the jQuery prototype for later instantiation
jQuery.fn.init.prototype = jQuery.fn;

jQuery.extend = jQuery.fn.extend = function() {
        var src, copyIsArray, copy, name, options, clone,
                target = arguments[0] || {},
                i = 1,
                length = arguments.length,
                deep = false;

        // Handle a deep copy situation
        if ( typeof target === "boolean" ) {
                deep = target;
                target = arguments[1] || {};
                // skip the boolean and the target
                i = 2;
        }

        // Handle case when target is a string or something (possible in deep copy)
        if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
                target = {};
        }

        // extend jQuery itself if only one argument is passed
        if ( length === i ) {
                target = this;
                --i;
        }

        for ( ; i < length; i++ ) {
                // Only deal with non-null/undefined values
                if ( (options = arguments[ i ]) != null ) {
                        // Extend the base object
                        for ( name in options ) {
                                src = target[ name ];
                                copy = options[ name ];

                                // Prevent never-ending loop
                                if ( target === copy ) {
                                        continue;
                                }

                                // Recurse if we're merging plain objects or arrays
                                if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
                                        if ( copyIsArray ) {
                                                copyIsArray = false;
                                                clone = src && jQuery.isArray(src) ? src : [];

                                        } else {
                                                clone = src && jQuery.isPlainObject(src) ? src : {};
                                        }

                                        // Never move original objects, clone them
                                        target[ name ] = jQuery.extend( deep, clone, copy );

                                // Don't bring in undefined values
                                } else if ( copy !== undefined ) {
                                        target[ name ] = copy;
                                }
                        }
                }
        }

        // Return the modified object
        return target;
};

jQuery.extend({
        noConflict: function( deep ) {
                if ( window.$ === jQuery ) {
                        window.$ = _$;
                }

                if ( deep && window.jQuery === jQuery ) {
                        window.jQuery = _jQuery;
                }

                return jQuery;
        },

        // Is the DOM ready to be used? Set to true once it occurs.
        isReady: false,

        // A counter to track how many items to wait for before
        // the ready event fires. See #6781
        readyWait: 1,

        // Hold (or release) the ready event
        holdReady: function( hold ) {
                if ( hold ) {
                        jQuery.readyWait++;
                } else {
                        jQuery.ready( true );
                }
        },

        // Handle when the DOM is ready
        ready: function( wait ) {

                // Abort if there are pending holds or we're already ready
                if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
                        return;
                }

                // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
                if ( !document.body ) {
                        return setTimeout( jQuery.ready );
                }

                // Remember that the DOM is ready
                jQuery.isReady = true;

                // If a normal DOM Ready event fired, decrement, and wait if need be
                if ( wait !== true && --jQuery.readyWait > 0 ) {
                        return;
                }

                // If there are functions bound, to execute
                readyList.resolveWith( document, [ jQuery ] );

                // Trigger any bound ready events
                if ( jQuery.fn.trigger ) {
                        jQuery( document ).trigger("ready").off("ready");
                }
        },

        // See test/unit/core.js for details concerning isFunction.
        // Since version 1.3, DOM methods and functions like alert
        // aren't supported. They return false on IE (#2968).
        isFunction: function( obj ) {
                return jQuery.type(obj) === "function";
        },

        isArray: Array.isArray || function( obj ) {
                return jQuery.type(obj) === "array";
        },

        isWindow: function( obj ) {
                return obj != null && obj == obj.window;
        },

        isNumeric: function( obj ) {
                return !isNaN( parseFloat(obj) ) && isFinite( obj );
        },

        type: function( obj ) {
                if ( obj == null ) {
                        return String( obj );
                }
                return typeof obj === "object" || typeof obj === "function" ?
                        class2type[ core_toString.call(obj) ] || "object" :
                        typeof obj;
        },

        isPlainObject: function( obj ) {
                // Must be an Object.
                // Because of IE, we also have to check the presence of the constructor property.
                // Make sure that DOM nodes and window objects don't pass through, as well
                if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
                        return false;
                }

                try {
                        // Not own constructor property must be Object
                        if ( obj.constructor &&
                                !core_hasOwn.call(obj, "constructor") &&
                                !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
                                return false;
                        }
                } catch ( e ) {
                        // IE8,9 Will throw exceptions on certain host objects #9897
                        return false;
                }

                // Own properties are enumerated firstly, so to speed up,
                // if last one is own, then all properties are own.

                var key;
                for ( key in obj ) {}

                return key === undefined || core_hasOwn.call( obj, key );
        },

        isEmptyObject: function( obj ) {
                var name;
                for ( name in obj ) {
                        return false;
                }
                return true;
        },

        error: function( msg ) {
                throw new Error( msg );
        },

        // data: string of html
        // context (optional): If specified, the fragment will be created in this context, defaults to document
        // keepScripts (optional): If true, will include scripts passed in the html string
        parseHTML: function( data, context, keepScripts ) {
                if ( !data || typeof data !== "string" ) {
                        return null;
                }
                if ( typeof context === "boolean" ) {
                        keepScripts = context;
                        context = false;
                }
                context = context || document;

                var parsed = rsingleTag.exec( data ),
                        scripts = !keepScripts && [];

                // Single tag
                if ( parsed ) {
                        return [ context.createElement( parsed[1] ) ];
                }

                parsed = jQuery.buildFragment( [ data ], context, scripts );
                if ( scripts ) {
                        jQuery( scripts ).remove();
                }
                return jQuery.merge( [], parsed.childNodes );
        },

        parseJSON: function( data ) {
                // Attempt to parse using the native JSON parser first
                if ( window.JSON && window.JSON.parse ) {
                        return window.JSON.parse( data );
                }

                if ( data === null ) {
                        return data;
                }

                if ( typeof data === "string" ) {

                        // Make sure leading/trailing whitespace is removed (IE can't handle it)
                        data = jQuery.trim( data );

                        if ( data ) {
                                // Make sure the incoming data is actual JSON
                                // Logic borrowed from http://json.org/json2.js
                                if ( rvalidchars.test( data.replace( rvalidescape, "@" )
                                        .replace( rvalidtokens, "]" )
                                        .replace( rvalidbraces, "")) ) {

                                        return ( new Function( "return " + data ) )();
                                }
                        }
                }

                jQuery.error( "Invalid JSON: " + data );
        },

        // Cross-browser xml parsing
        parseXML: function( data ) {
                var xml, tmp;
                if ( !data || typeof data !== "string" ) {
                        return null;
                }
                try {
                        if ( window.DOMParser ) { // Standard
                                tmp = new DOMParser();
                                xml = tmp.parseFromString( data , "text/xml" );
                        } else { // IE
                                xml = new ActiveXObject( "Microsoft.XMLDOM" );
                                xml.async = "false";
                                xml.loadXML( data );
                        }
                } catch( e ) {
                        xml = undefined;
                }
                if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
                        jQuery.error( "Invalid XML: " + data );
                }
                return xml;
        },

        noop: function() {},

        // Evaluates a script in a global context
        // Workarounds based on findings by Jim Driscoll
        // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
        globalEval: function( data ) {
                if ( data && jQuery.trim( data ) ) {
                        // We use execScript on Internet Explorer
                        // We use an anonymous function so that context is window
                        // rather than jQuery in Firefox
                        ( window.execScript || function( data ) {
                                window[ "eval" ].call( window, data );
                        } )( data );
                }
        },

        // Convert dashed to camelCase; used by the css and data modules
        // Microsoft forgot to hump their vendor prefix (#9572)
        camelCase: function( string ) {
                return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
        },

        nodeName: function( elem, name ) {
                return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
        },

        // args is for internal usage only
        each: function( obj, callback, args ) {
                var value,
                        i = 0,
                        length = obj.length,
                        isArray = isArraylike( obj );

                if ( args ) {
                        if ( isArray ) {
                                for ( ; i < length; i++ ) {
                                        value = callback.apply( obj[ i ], args );

                                        if ( value === false ) {
                                                break;
                                        }
                                }
                        } else {
                                for ( i in obj ) {
                                        value = callback.apply( obj[ i ], args );

                                        if ( value === false ) {
                                                break;
                                        }
                                }
                        }

                // A special, fast, case for the most common use of each
                } else {
                        if ( isArray ) {
                                for ( ; i < length; i++ ) {
                                        value = callback.call( obj[ i ], i, obj[ i ] );

                                        if ( value === false ) {
                                                break;
                                        }
                                }
                        } else {
                                for ( i in obj ) {
                                        value = callback.call( obj[ i ], i, obj[ i ] );

                                        if ( value === false ) {
                                                break;
                                        }
                                }
                        }
                }

                return obj;
        },

        // Use native String.trim function wherever possible
        trim: core_trim && !core_trim.call("\uFEFF\xA0") ?
                function( text ) {
                        return text == null ?
                                "" :
                                core_trim.call( text );
                } :

                // Otherwise use our own trimming functionality
                function( text ) {
                        return text == null ?
                                "" :
                                ( text + "" ).replace( rtrim, "" );
                },

        // results is for internal usage only
        makeArray: function( arr, results ) {
                var ret = results || [];

                if ( arr != null ) {
                        if ( isArraylike( Object(arr) ) ) {
                                jQuery.merge( ret,
                                        typeof arr === "string" ?
                                        [ arr ] : arr
                                );
                        } else {
                                core_push.call( ret, arr );
                        }
                }

                return ret;
        },

        inArray: function( elem, arr, i ) {
                var len;

                if ( arr ) {
                        if ( core_indexOf ) {
                                return core_indexOf.call( arr, elem, i );
                        }

                        len = arr.length;
                        i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;

                        for ( ; i < len; i++ ) {
                                // Skip accessing in sparse arrays
                                if ( i in arr && arr[ i ] === elem ) {
                                        return i;
                                }
                        }
                }

                return -1;
        },

        merge: function( first, second ) {
                var l = second.length,
                        i = first.length,
                        j = 0;

                if ( typeof l === "number" ) {
                        for ( ; j < l; j++ ) {
                                first[ i++ ] = second[ j ];
                        }
                } else {
                        while ( second[j] !== undefined ) {
                                first[ i++ ] = second[ j++ ];
                        }
                }

                first.length = i;

                return first;
        },

        grep: function( elems, callback, inv ) {
                var retVal,
                        ret = [],
                        i = 0,
                        length = elems.length;
                inv = !!inv;

                // Go through the array, only saving the items
                // that pass the validator function
                for ( ; i < length; i++ ) {
                        retVal = !!callback( elems[ i ], i );
                        if ( inv !== retVal ) {
                                ret.push( elems[ i ] );
                        }
                }

                return ret;
        },

        // arg is for internal usage only
        map: function( elems, callback, arg ) {
                var value,
                        i = 0,
                        length = elems.length,
                        isArray = isArraylike( elems ),
                        ret = [];

                // Go through the array, translating each of the items to their
                if ( isArray ) {
                        for ( ; i < length; i++ ) {
                                value = callback( elems[ i ], i, arg );

                                if ( value != null ) {
                                        ret[ ret.length ] = value;
                                }
                        }

                // Go through every key on the object,
                } else {
                        for ( i in elems ) {
                                value = callback( elems[ i ], i, arg );

                                if ( value != null ) {
                                        ret[ ret.length ] = value;
                                }
                        }
                }

                // Flatten any nested arrays
                return core_concat.apply( [], ret );
        },

        // A global GUID counter for objects
        guid: 1,

        // Bind a function to a context, optionally partially applying any
        // arguments.
        proxy: function( fn, context ) {
                var args, proxy, tmp;

                if ( typeof context === "string" ) {
                        tmp = fn[ context ];
                        context = fn;
                        fn = tmp;
                }

                // Quick check to determine if target is callable, in the spec
                // this throws a TypeError, but we will just return undefined.
                if ( !jQuery.isFunction( fn ) ) {
                        return undefined;
                }

                // Simulated bind
                args = core_slice.call( arguments, 2 );
                proxy = function() {
                        return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) );
                };

                // Set the guid of unique handler to the same of original handler, so it can be removed
                proxy.guid = fn.guid = fn.guid || jQuery.guid++;

                return proxy;
        },

        // Multifunctional method to get and set values of a collection
        // The value/s can optionally be executed if it's a function
        access: function( elems, fn, key, value, chainable, emptyGet, raw ) {
                var i = 0,
                        length = elems.length,
                        bulk = key == null;

                // Sets many values
                if ( jQuery.type( key ) === "object" ) {
                        chainable = true;
                        for ( i in key ) {
                                jQuery.access( elems, fn, i, key[i], true, emptyGet, raw );
                        }

                // Sets one value
                } else if ( value !== undefined ) {
                        chainable = true;

                        if ( !jQuery.isFunction( value ) ) {
                                raw = true;
                        }

                        if ( bulk ) {
                                // Bulk operations run against the entire set
                                if ( raw ) {
                                        fn.call( elems, value );
                                        fn = null;

                                // ...except when executing function values
                                } else {
                                        bulk = fn;
                                        fn = function( elem, key, value ) {
                                                return bulk.call( jQuery( elem ), value );
                                        };
                                }
                        }

                        if ( fn ) {
                                for ( ; i < length; i++ ) {
                                        fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
                                }
                        }
                }

                return chainable ?
                        elems :

                        // Gets
                        bulk ?
                                fn.call( elems ) :
                                length ? fn( elems[0], key ) : emptyGet;
        },

        now: function() {
                return ( new Date() ).getTime();
        }
});

jQuery.ready.promise = function( obj ) {
        if ( !readyList ) {

                readyList = jQuery.Deferred();

                // Catch cases where $(document).ready() is called after the browser event has already occurred.
                // we once tried to use readyState "interactive" here, but it caused issues like the one
                // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
                if ( document.readyState === "complete" ) {
                        // Handle it asynchronously to allow scripts the opportunity to delay ready
                        setTimeout( jQuery.ready );

                // Standards-based browsers support DOMContentLoaded
                } else if ( document.addEventListener ) {
                        // Use the handy event callback
                        document.addEventListener( "DOMContentLoaded", completed, false );

                        // A fallback to window.onload, that will always work
                        window.addEventListener( "load", completed, false );

                // If IE event model is used
                } else {
                        // Ensure firing before onload, maybe late but safe also for iframes
                        document.attachEvent( "onreadystatechange", completed );

                        // A fallback to window.onload, that will always work
                        window.attachEvent( "onload", completed );

                        // If IE and not a frame
                        // continually check to see if the document is ready
                        var top = false;

                        try {
                                top = window.frameElement == null && document.documentElement;
                        } catch(e) {}

                        if ( top && top.doScroll ) {
                                (function doScrollCheck() {
                                        if ( !jQuery.isReady ) {

                                                try {
                                                        // Use the trick by Diego Perini
                                                        // http://javascript.nwbox.com/IEContentLoaded/
                                                        top.doScroll("left");
                                                } catch(e) {
                                                        return setTimeout( doScrollCheck, 50 );
                                                }

                                                // detach all dom ready events
                                                detach();

                                                // and execute any waiting functions
                                                jQuery.ready();
                                        }
                                })();
                        }
                }
        }
        return readyList.promise( obj );
};

// Populate the class2type map
jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
        class2type[ "[object " + name + "]" ] = name.toLowerCase();
});

function isArraylike( obj ) {
        var length = obj.length,
                type = jQuery.type( obj );

        if ( jQuery.isWindow( obj ) ) {
                return false;
        }

        if ( obj.nodeType === 1 && length ) {
                return true;
        }

        return type === "array" || type !== "function" &&
                ( length === 0 ||
                typeof length === "number" && length > 0 && ( length - 1 ) in obj );
}

// All jQuery objects should point back to these
rootjQuery = jQuery(document);
// String to Object options format cache
var optionsCache = {};

// Convert String-formatted options into Object-formatted ones and store in cache
function createOptions( options ) {
        var object = optionsCache[ options ] = {};
        jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) {
                object[ flag ] = true;
        });
        return object;
}

/*
 * Create a callback list using the following parameters:
 *
 *      options: an optional list of space-separated options that will change how
 *                      the callback list behaves or a more traditional option object
 *
 * By default a callback list will act like an event callback list and can be
 * "fired" multiple times.
 *
 * Possible options:
 *
 *      once:                   will ensure the callback list can only be fired once (like a Deferred)
 *
 *      memory:                 will keep track of previous values and will call any callback added
 *                                      after the list has been fired right away with the latest "memorized"
 *                                      values (like a Deferred)
 *
 *      unique:                 will ensure a callback can only be added once (no duplicate in the list)
 *
 *      stopOnFalse:    interrupt callings when a callback returns false
 *
 */
jQuery.Callbacks = function( options ) {

        // Convert options from String-formatted to Object-formatted if needed
        // (we check in cache first)
        options = typeof options === "string" ?
                ( optionsCache[ options ] || createOptions( options ) ) :
                jQuery.extend( {}, options );

        var // Flag to know if list is currently firing
                firing,
                // Last fire value (for non-forgettable lists)
                memory,
                // Flag to know if list was already fired
                fired,
                // End of the loop when firing
                firingLength,
                // Index of currently firing callback (modified by remove if needed)
                firingIndex,
                // First callback to fire (used internally by add and fireWith)
                firingStart,
                // Actual callback list
                list = [],
                // Stack of fire calls for repeatable lists
                stack = !options.once && [],
                // Fire callbacks
                fire = function( data ) {
                        memory = options.memory && data;
                        fired = true;
                        firingIndex = firingStart || 0;
                        firingStart = 0;
                        firingLength = list.length;
                        firing = true;
                        for ( ; list && firingIndex < firingLength; firingIndex++ ) {
                                if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
                                        memory = false; // To prevent further calls using add
                                        break;
                                }
                        }
                        firing = false;
                        if ( list ) {
                                if ( stack ) {
                                        if ( stack.length ) {
                                                fire( stack.shift() );
                                        }
                                } else if ( memory ) {
                                        list = [];
                                } else {
                                        self.disable();
                                }
                        }
                },
                // Actual Callbacks object
                self = {
                        // Add a callback or a collection of callbacks to the list
                        add: function() {
                                if ( list ) {
                                        // First, we save the current length
                                        var start = list.length;
                                        (function add( args ) {
                                                jQuery.each( args, function( _, arg ) {
                                                        var type = jQuery.type( arg );
                                                        if ( type === "function" ) {
                                                                if ( !options.unique || !self.has( arg ) ) {
                                                                        list.push( arg );
                                                                }
                                                        } else if ( arg && arg.length && type !== "string" ) {
                                                                // Inspect recursively
                                                                add( arg );
                                                        }
                                                });
                                        })( arguments );
                                        // Do we need to add the callbacks to the
                                        // current firing batch?
                                        if ( firing ) {
                                                firingLength = list.length;
                                        // With memory, if we're not firing then
                                        // we should call right away
                                        } else if ( memory ) {
                                                firingStart = start;
                                                fire( memory );
                                        }
                                }
                                return this;
                        },
                        // Remove a callback from the list
                        remove: function() {
                                if ( list ) {
                                        jQuery.each( arguments, function( _, arg ) {
                                                var index;
                                                while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
                                                        list.splice( index, 1 );
                                                        // Handle firing indexes
                                                        if ( firing ) {
                                                                if ( index <= firingLength ) {
                                                                        firingLength--;
                                                                }
                                                                if ( index <= firingIndex ) {
                                                                        firingIndex--;
                                                                }
                                                        }
                                                }
                                        });
                                }
                                return this;
                        },
                        // Check if a given callback is in the list.
                        // If no argument is given, return whether or not list has callbacks attached.
                        has: function( fn ) {
                                return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length );
                        },
                        // Remove all callbacks from the list
                        empty: function() {
                                list = [];
                                return this;
                        },
                        // Have the list do nothing anymore
                        disable: function() {
                                list = stack = memory = undefined;
                                return this;
                        },
                        // Is it disabled?
                        disabled: function() {
                                return !list;
                        },
                        // Lock the list in its current state
                        lock: function() {
                                stack = undefined;
                                if ( !memory ) {
                                        self.disable();
                                }
                                return this;
                        },
                        // Is it locked?
                        locked: function() {
                                return !stack;
                        },
                        // Call all callbacks with the given context and arguments
                        fireWith: function( context, args ) {
                                args = args || [];
                                args = [ context, args.slice ? args.slice() : args ];
                                if ( list && ( !fired || stack ) ) {
                                        if ( firing ) {
                                                stack.push( args );
                                        } else {
                                                fire( args );
                                        }
                                }
                                return this;
                        },
                        // Call all the callbacks with the given arguments
                        fire: function() {
                                self.fireWith( this, arguments );
                                return this;
                        },
                        // To know if the callbacks have already been called at least once
                        fired: function() {
                                return !!fired;
                        }
                };

        return self;
};
jQuery.extend({

        Deferred: function( func ) {
                var tuples = [
                                // action, add listener, listener list, final state
                                [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
                                [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
                                [ "notify", "progress", jQuery.Callbacks("memory") ]
                        ],
                        state = "pending",
                        promise = {
                                state: function() {
                                        return state;
                                },
                                always: function() {
                                        deferred.done( arguments ).fail( arguments );
                                        return this;
                                },
                                then: function( /* fnDone, fnFail, fnProgress */ ) {
                                        var fns = arguments;
                                        return jQuery.Deferred(function( newDefer ) {
                                                jQuery.each( tuples, function( i, tuple ) {
                                                        var action = tuple[ 0 ],
                                                                fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
                                                        // deferred[ done | fail | progress ] for forwarding actions to newDefer
                                                        deferred[ tuple[1] ](function() {
                                                                var returned = fn && fn.apply( this, arguments );
                                                                if ( returned && jQuery.isFunction( returned.promise ) ) {
                                                                        returned.promise()
                                                                                .done( newDefer.resolve )
                                                                                .fail( newDefer.reject )
                                                                                .progress( newDefer.notify );
                                                                } else {
                                                                        newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
                                                                }
                                                        });
                                                });
                                                fns = null;
                                        }).promise();
                                },
                                // Get a promise for this deferred
                                // If obj is provided, the promise aspect is added to the object
                                promise: function( obj ) {
                                        return obj != null ? jQuery.extend( obj, promise ) : promise;
                                }
                        },
                        deferred = {};

                // Keep pipe for back-compat
                promise.pipe = promise.then;

                // Add list-specific methods
                jQuery.each( tuples, function( i, tuple ) {
                        var list = tuple[ 2 ],
                                stateString = tuple[ 3 ];

                        // promise[ done | fail | progress ] = list.add
                        promise[ tuple[1] ] = list.add;

                        // Handle state
                        if ( stateString ) {
                                list.add(function() {
                                        // state = [ resolved | rejected ]
                                        state = stateString;

                                // [ reject_list | resolve_list ].disable; progress_list.lock
                                }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
                        }

                        // deferred[ resolve | reject | notify ]
                        deferred[ tuple[0] ] = function() {
                                deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments );
                                return this;
                        };
                        deferred[ tuple[0] + "With" ] = list.fireWith;
                });

                // Make the deferred a promise
                promise.promise( deferred );

                // Call given func if any
                if ( func ) {
                        func.call( deferred, deferred );
                }

                // All done!
                return deferred;
        },

        // Deferred helper
        when: function( subordinate /* , ..., subordinateN */ ) {
                var i = 0,
                        resolveValues = core_slice.call( arguments ),
                        length = resolveValues.length,

                        // the count of uncompleted subordinates
                        remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,

                        // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
                        deferred = remaining === 1 ? subordinate : jQuery.Deferred(),

                        // Update function for both resolve and progress values
                        updateFunc = function( i, contexts, values ) {
                                return function( value ) {
                                        contexts[ i ] = this;
                                        values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
                                        if( values === progressValues ) {
                                                deferred.notifyWith( contexts, values );
                                        } else if ( !( --remaining ) ) {
                                                deferred.resolveWith( contexts, values );
                                        }
                                };
                        },

                        progressValues, progressContexts, resolveContexts;

                // add listeners to Deferred subordinates; treat others as resolved
                if ( length > 1 ) {
                        progressValues = new Array( length );
                        progressContexts = new Array( length );
                        resolveContexts = new Array( length );
                        for ( ; i < length; i++ ) {
                                if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
                                        resolveValues[ i ].promise()
                                                .done( updateFunc( i, resolveContexts, resolveValues ) )
                                                .fail( deferred.reject )
                                                .progress( updateFunc( i, progressContexts, progressValues ) );
                                } else {
                                        --remaining;
                                }
                        }
                }

                // if we're not waiting on anything, resolve the master
                if ( !remaining ) {
                        deferred.resolveWith( resolveContexts, resolveValues );
                }

                return deferred.promise();
        }
});
jQuery.support = (function() {

        var support, all, a,
                input, select, fragment,
                opt, eventName, isSupported, i,
                div = document.createElement("div");

        // Setup
        div.setAttribute( "className", "t" );
        div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";

        // Support tests won't run in some limited or non-browser environments
        all = div.getElementsByTagName("*");
        a = div.getElementsByTagName("a")[ 0 ];
        if ( !all || !a || !all.length ) {
                return {};
        }

        // First batch of tests
        select = document.createElement("select");
        opt = select.appendChild( document.createElement("option") );
        input = div.getElementsByTagName("input")[ 0 ];

        a.style.cssText = "top:1px;float:left;opacity:.5";
        support = {
                // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
                getSetAttribute: div.className !== "t",

                // IE strips leading whitespace when .innerHTML is used
                leadingWhitespace: div.firstChild.nodeType === 3,

                // Make sure that tbody elements aren't automatically inserted
                // IE will insert them into empty tables
                tbody: !div.getElementsByTagName("tbody").length,

                // Make sure that link elements get serialized correctly by innerHTML
                // This requires a wrapper element in IE
                htmlSerialize: !!div.getElementsByTagName("link").length,

                // Get the style information from getAttribute
                // (IE uses .cssText instead)
                style: /top/.test( a.getAttribute("style") ),

                // Make sure that URLs aren't manipulated
                // (IE normalizes it by default)
                hrefNormalized: a.getAttribute("href") === "/a",

                // Make sure that element opacity exists
                // (IE uses filter instead)
                // Use a regex to work around a WebKit issue. See #5145
                opacity: /^0.5/.test( a.style.opacity ),

                // Verify style float existence
                // (IE uses styleFloat instead of cssFloat)
                cssFloat: !!a.style.cssFloat,

                // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
                checkOn: !!input.value,

                // Make sure that a selected-by-default option has a working selected property.
                // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
                optSelected: opt.selected,

                // Tests for enctype support on a form (#6743)
                enctype: !!document.createElement("form").enctype,

                // Makes sure cloning an html5 element does not cause problems
                // Where outerHTML is undefined, this still works
                html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>",

                // jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode
                boxModel: document.compatMode === "CSS1Compat",

                // Will be defined later
                deleteExpando: true,
                noCloneEvent: true,
                inlineBlockNeedsLayout: false,
                shrinkWrapBlocks: false,
                reliableMarginRight: true,
                boxSizingReliable: true,
                pixelPosition: false
        };

        // Make sure checked status is properly cloned
        input.checked = true;
        support.noCloneChecked = input.cloneNode( true ).checked;

        // Make sure that the options inside disabled selects aren't marked as disabled
        // (WebKit marks them as disabled)
        select.disabled = true;
        support.optDisabled = !opt.disabled;

        // Support: IE<9
        try {
                delete div.test;
        } catch( e ) {
                support.deleteExpando = false;
        }

        // Check if we can trust getAttribute("value")
        input = document.createElement("input");
        input.setAttribute( "value", "" );
        support.input = input.getAttribute( "value" ) === "";

        // Check if an input maintains its value after becoming a radio
        input.value = "t";
        input.setAttribute( "type", "radio" );
        support.radioValue = input.value === "t";

        // #11217 - WebKit loses check when the name is after the checked attribute
        input.setAttribute( "checked", "t" );
        input.setAttribute( "name", "t" );

        fragment = document.createDocumentFragment();
        fragment.appendChild( input );

        // Check if a disconnected checkbox will retain its checked
        // value of true after appended to the DOM (IE6/7)
        support.appendChecked = input.checked;

        // WebKit doesn't clone checked state correctly in fragments
        support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;

        // Support: IE<9
        // Opera does not clone events (and typeof div.attachEvent === undefined).
        // IE9-10 clones events bound via attachEvent, but they don't trigger with .click()
        if ( div.attachEvent ) {
                div.attachEvent( "onclick", function() {
                        support.noCloneEvent = false;
                });

                div.cloneNode( true ).click();
        }

        // Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event)
        // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP), test/csp.php
        for ( i in { submit: true, change: true, focusin: true }) {
                div.setAttribute( eventName = "on" + i, "t" );

                support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false;
        }

        div.style.backgroundClip = "content-box";
        div.cloneNode( true ).style.backgroundClip = "";
        support.clearCloneStyle = div.style.backgroundClip === "content-box";

        // Run tests that need a body at doc ready
        jQuery(function() {
                var container, marginDiv, tds,
                        divReset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;",
                        body = document.getElementsByTagName("body")[0];

                if ( !body ) {
                        // Return for frameset docs that don't have a body
                        return;
                }

                container = document.createElement("div");
                container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";

                body.appendChild( container ).appendChild( div );

                // Support: IE8
                // Check if table cells still have offsetWidth/Height when they are set
                // to display:none and there are still other visible table cells in a
                // table row; if so, offsetWidth/Height are not reliable for use when
                // determining if an element has been hidden directly using
                // display:none (it is still safe to use offsets if a parent element is
                // hidden; don safety goggles and see bug #4512 for more information).
                div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
                tds = div.getElementsByTagName("td");
                tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none";
                isSupported = ( tds[ 0 ].offsetHeight === 0 );

                tds[ 0 ].style.display = "";
                tds[ 1 ].style.display = "none";

                // Support: IE8
                // Check if empty table cells still have offsetWidth/Height
                support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );

                // Check box-sizing and margin behavior
                div.innerHTML = "";
                div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";
                support.boxSizing = ( div.offsetWidth === 4 );
                support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 );

                // Use window.getComputedStyle because jsdom on node.js will break without it.
                if ( window.getComputedStyle ) {
                        support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
                        support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";

                        // Check if div with explicit width and no margin-right incorrectly
                        // gets computed margin-right based on width of container. (#3333)
                        // Fails in WebKit before Feb 2011 nightlies
                        // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
                        marginDiv = div.appendChild( document.createElement("div") );
                        marginDiv.style.cssText = div.style.cssText = divReset;
                        marginDiv.style.marginRight = marginDiv.style.width = "0";
                        div.style.width = "1px";

                        support.reliableMarginRight =
                                !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
                }

                if ( typeof div.style.zoom !== core_strundefined ) {
                        // Support: IE<8
                        // Check if natively block-level elements act like inline-block
                        // elements when setting their display to 'inline' and giving
                        // them layout
                        div.innerHTML = "";
                        div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
                        support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );

                        // Support: IE6
                        // Check if elements with layout shrink-wrap their children
                        div.style.display = "block";
                        div.innerHTML = "<div></div>";
                        div.firstChild.style.width = "5px";
                        support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );

                        if ( support.inlineBlockNeedsLayout ) {
                                // Prevent IE 6 from affecting layout for positioned elements #11048
                                // Prevent IE from shrinking the body in IE 7 mode #12869
                                // Support: IE<8
                                body.style.zoom = 1;
                        }
                }

                body.removeChild( container );

                // Null elements to avoid leaks in IE
                container = div = tds = marginDiv = null;
        });

        // Null elements to avoid leaks in IE
        all = select = fragment = opt = a = input = null;

        return support;
})();

var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
        rmultiDash = /([A-Z])/g;

function internalData( elem, name, data, pvt /* Internal Use Only */ ){
        if ( !jQuery.acceptData( elem ) ) {
                return;
        }

        var thisCache, ret,
                internalKey = jQuery.expando,
                getByName = typeof name === "string",

                // We have to handle DOM nodes and JS objects differently because IE6-7
                // can't GC object references properly across the DOM-JS boundary
                isNode = elem.nodeType,

                // Only DOM nodes need the global jQuery cache; JS object data is
                // attached directly to the object so GC can occur automatically
                cache = isNode ? jQuery.cache : elem,

                // Only defining an ID for JS objects if its cache already exists allows
                // the code to shortcut on the same path as a DOM node with no cache
                id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;

        // Avoid doing any more work than we need to when trying to get data on an
        // object that has no data at all
        if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined ) {
                return;
        }

        if ( !id ) {
                // Only DOM nodes need a new unique ID for each element since their data
                // ends up in the global cache
                if ( isNode ) {
                        elem[ internalKey ] = id = core_deletedIds.pop() || jQuery.guid++;
                } else {
                        id = internalKey;
                }
        }

        if ( !cache[ id ] ) {
                cache[ id ] = {};

                // Avoids exposing jQuery metadata on plain JS objects when the object
                // is serialized using JSON.stringify
                if ( !isNode ) {
                        cache[ id ].toJSON = jQuery.noop;
                }
        }

        // An object can be passed to jQuery.data instead of a key/value pair; this gets
        // shallow copied over onto the existing cache
        if ( typeof name === "object" || typeof name === "function" ) {
                if ( pvt ) {
                        cache[ id ] = jQuery.extend( cache[ id ], name );
                } else {
                        cache[ id ].data = jQuery.extend( cache[ id ].data, name );
                }
        }

        thisCache = cache[ id ];

        // jQuery data() is stored in a separate object inside the object's internal data
        // cache in order to avoid key collisions between internal data and user-defined
        // data.
        if ( !pvt ) {
                if ( !thisCache.data ) {
                        thisCache.data = {};
                }

                thisCache = thisCache.data;
        }

        if ( data !== undefined ) {
                thisCache[ jQuery.camelCase( name ) ] = data;
        }

        // Check for both converted-to-camel and non-converted data property names
        // If a data property was specified
        if ( getByName ) {

                // First Try to find as-is property data
                ret = thisCache[ name ];

                // Test for null|undefined property data
                if ( ret == null ) {

                        // Try to find the camelCased property
                        ret = thisCache[ jQuery.camelCase( name ) ];
                }
        } else {
                ret = thisCache;
        }

        return ret;
}

function internalRemoveData( elem, name, pvt ) {
        if ( !jQuery.acceptData( elem ) ) {
                return;
        }

        var i, l, thisCache,
                isNode = elem.nodeType,

                // See jQuery.data for more information
                cache = isNode ? jQuery.cache : elem,
                id = isNode ? elem[ jQuery.expando ] : jQuery.expando;

        // If there is already no cache entry for this object, there is no
        // purpose in continuing
        if ( !cache[ id ] ) {
                return;
        }

        if ( name ) {

                thisCache = pvt ? cache[ id ] : cache[ id ].data;

                if ( thisCache ) {

                        // Support array or space separated string names for data keys
                        if ( !jQuery.isArray( name ) ) {

                                // try the string as a key before any manipulation
                                if ( name in thisCache ) {
                                        name = [ name ];
                                } else {

                                        // split the camel cased version by spaces unless a key with the spaces exists
                                        name = jQuery.camelCase( name );
                                        if ( name in thisCache ) {
                                                name = [ name ];
                                        } else {
                                                name = name.split(" ");
                                        }
                                }
                        } else {
                                // If "name" is an array of keys...
                                // When data is initially created, via ("key", "val") signature,
                                // keys will be converted to camelCase.
                                // Since there is no way to tell _how_ a key was added, remove
                                // both plain key and camelCase key. #12786
                                // This will only penalize the array argument path.
                                name = name.concat( jQuery.map( name, jQuery.camelCase ) );
                        }

                        for ( i = 0, l = name.length; i < l; i++ ) {
                                delete thisCache[ name[i] ];
                        }

                        // If there is no data left in the cache, we want to continue
                        // and let the cache object itself get destroyed
                        if ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) {
                                return;
                        }
                }
        }

        // See jQuery.data for more information
        if ( !pvt ) {
                delete cache[ id ].data;

                // Don't destroy the parent cache unless the internal data object
                // had been the only thing left in it
                if ( !isEmptyDataObject( cache[ id ] ) ) {
                        return;
                }
        }

        // Destroy the cache
        if ( isNode ) {
                jQuery.cleanData( [ elem ], true );

        // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
        } else if ( jQuery.support.deleteExpando || cache != cache.window ) {
                delete cache[ id ];

        // When all else fails, null
        } else {
                cache[ id ] = null;
        }
}

jQuery.extend({
        cache: {},

        // Unique for each copy of jQuery on the page
        // Non-digits removed to match rinlinejQuery
        expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ),

        // The following elements throw uncatchable exceptions if you
        // attempt to add expando properties to them.
        noData: {
                "embed": true,
                // Ban all objects except for Flash (which handle expandos)
                "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000",
                "applet": true
        },

        hasData: function( elem ) {
                elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
                return !!elem && !isEmptyDataObject( elem );
        },

        data: function( elem, name, data ) {
                return internalData( elem, name, data );
        },

        removeData: function( elem, name ) {
                return internalRemoveData( elem, name );
        },

        // For internal use only.
        _data: function( elem, name, data ) {
                return internalData( elem, name, data, true );
        },

        _removeData: function( elem, name ) {
                return internalRemoveData( elem, name, true );
        },

        // A method for determining if a DOM node can handle the data expando
        acceptData: function( elem ) {
                // Do not set data on non-element because it will not be cleared (#8335).
                if ( elem.nodeType && elem.nodeType !== 1 && elem.nodeType !== 9 ) {
                        return false;
                }

                var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ];

                // nodes accept data unless otherwise specified; rejection can be conditional
                return !noData || noData !== true && elem.getAttribute("classid") === noData;
        }
});

jQuery.fn.extend({
        data: function( key, value ) {
                var attrs, name,
                        elem = this[0],
                        i = 0,
                        data = null;

                // Gets all values
                if ( key === undefined ) {
                        if ( this.length ) {
                                data = jQuery.data( elem );

                                if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
                                        attrs = elem.attributes;
                                        for ( ; i < attrs.length; i++ ) {
                                                name = attrs[i].name;

                                                if ( !name.indexOf( "data-" ) ) {
                                                        name = jQuery.camelCase( name.slice(5) );

                                                        dataAttr( elem, name, data[ name ] );
                                                }
                                        }
                                        jQuery._data( elem, "parsedAttrs", true );
                                }
                        }

                        return data;
                }

                // Sets multiple values
                if ( typeof key === "object" ) {
                        return this.each(function() {
                                jQuery.data( this, key );
                        });
                }

                return jQuery.access( this, function( value ) {

                        if ( value === undefined ) {
                                // Try to fetch any internally stored data first
                                return elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null;
                        }

                        this.each(function() {
                                jQuery.data( this, key, value );
                        });
                }, null, value, arguments.length > 1, null, true );
        },

        removeData: function( key ) {
                return this.each(function() {
                        jQuery.removeData( this, key );
                });
        }
});

function dataAttr( elem, key, data ) {
        // If nothing was found internally, try to fetch any
        // data from the HTML5 data-* attribute
        if ( data === undefined && elem.nodeType === 1 ) {

                var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();

                data = elem.getAttribute( name );

                if ( typeof data === "string" ) {
                        try {
                                data = data === "true" ? true :
                                        data === "false" ? false :
                                        data === "null" ? null :
                                        // Only convert to a number if it doesn't change the string
                                        +data + "" === data ? +data :
                                        rbrace.test( data ) ? jQuery.parseJSON( data ) :
                                                data;
                        } catch( e ) {}

                        // Make sure we set the data so it isn't changed later
                        jQuery.data( elem, key, data );

                } else {
                        data = undefined;
                }
        }

        return data;
}

// checks a cache object for emptiness
function isEmptyDataObject( obj ) {
        var name;
        for ( name in obj ) {

                // if the public data object is empty, the private is still empty
                if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
                        continue;
                }
                if ( name !== "toJSON" ) {
                        return false;
                }
        }

        return true;
}
jQuery.extend({
        queue: function( elem, type, data ) {
                var queue;

                if ( elem ) {
                        type = ( type || "fx" ) + "queue";
                        queue = jQuery._data( elem, type );

                        // Speed up dequeue by getting out quickly if this is just a lookup
                        if ( data ) {
                                if ( !queue || jQuery.isArray(data) ) {
                                        queue = jQuery._data( elem, type, jQuery.makeArray(data) );
                                } else {
                                        queue.push( data );
                                }
                        }
                        return queue || [];
                }
        },

        dequeue: function( elem, type ) {
                type = type || "fx";

                var queue = jQuery.queue( elem, type ),
                        startLength = queue.length,
                        fn = queue.shift(),
                        hooks = jQuery._queueHooks( elem, type ),
                        next = function() {
                                jQuery.dequeue( elem, type );
                        };

                // If the fx queue is dequeued, always remove the progress sentinel
                if ( fn === "inprogress" ) {
                        fn = queue.shift();
                        startLength--;
                }

                hooks.cur = fn;
                if ( fn ) {

                        // Add a progress sentinel to prevent the fx queue from being
                        // automatically dequeued
                        if ( type === "fx" ) {
                                queue.unshift( "inprogress" );
                        }

                        // clear up the last queue stop function
                        delete hooks.stop;
                        fn.call( elem, next, hooks );
                }

                if ( !startLength && hooks ) {
                        hooks.empty.fire();
                }
        },

        // not intended for public consumption - generates a queueHooks object, or returns the current one
        _queueHooks: function( elem, type ) {
                var key = type + "queueHooks";
                return jQuery._data( elem, key ) || jQuery._data( elem, key, {
                        empty: jQuery.Callbacks("once memory").add(function() {
                                jQuery._removeData( elem, type + "queue" );
                                jQuery._removeData( elem, key );
                        })
                });
        }
});

jQuery.fn.extend({
        queue: function( type, data ) {
                var setter = 2;

                if ( typeof type !== "string" ) {
                        data = type;
                        type = "fx";
                        setter--;
                }

                if ( arguments.length < setter ) {
                        return jQuery.queue( this[0], type );
                }

                return data === undefined ?
                        this :
                        this.each(function() {
                                var queue = jQuery.queue( this, type, data );

                                // ensure a hooks for this queue
                                jQuery._queueHooks( this, type );

                                if ( type === "fx" && queue[0] !== "inprogress" ) {
                                        jQuery.dequeue( this, type );
                                }
                        });
        },
        dequeue: function( type ) {
                return this.each(function() {
                        jQuery.dequeue( this, type );
                });
        },
        // Based off of the plugin by Clint Helfers, with permission.
        // http://blindsignals.com/index.php/2009/07/jquery-delay/
        delay: function( time, type ) {
                time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
                type = type || "fx";

                return this.queue( type, function( next, hooks ) {
                        var timeout = setTimeout( next, time );
                        hooks.stop = function() {
                                clearTimeout( timeout );
                        };
                });
        },
        clearQueue: function( type ) {
                return this.queue( type || "fx", [] );
        },
        // Get a promise resolved when queues of a certain type
        // are emptied (fx is the type by default)
        promise: function( type, obj ) {
                var tmp,
                        count = 1,
                        defer = jQuery.Deferred(),
                        elements = this,
                        i = this.length,
                        resolve = function() {
                                if ( !( --count ) ) {
                                        defer.resolveWith( elements, [ elements ] );
                                }
                        };

                if ( typeof type !== "string" ) {
                        obj = type;
                        type = undefined;
                }
                type = type || "fx";

                while( i-- ) {
                        tmp = jQuery._data( elements[ i ], type + "queueHooks" );
                        if ( tmp && tmp.empty ) {
                                count++;
                                tmp.empty.add( resolve );
                        }
                }
                resolve();
                return defer.promise( obj );
        }
});
var nodeHook, boolHook,
        rclass = /[\t\r\n]/g,
        rreturn = /\r/g,
        rfocusable = /^(?:input|select|textarea|button|object)$/i,
        rclickable = /^(?:a|area)$/i,
        rboolean = /^(?:checked|selected|autofocus|autoplay|async|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped)$/i,
        ruseDefault = /^(?:checked|selected)$/i,
        getSetAttribute = jQuery.support.getSetAttribute,
        getSetInput = jQuery.support.input;

jQuery.fn.extend({
        attr: function( name, value ) {
                return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );
        },

        removeAttr: function( name ) {
                return this.each(function() {
                        jQuery.removeAttr( this, name );
                });
        },

        prop: function( name, value ) {
                return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );
        },

        removeProp: function( name ) {
                name = jQuery.propFix[ name ] || name;
                return this.each(function() {
                        // try/catch handles cases where IE balks (such as removing a property on window)
                        try {
                                this[ name ] = undefined;
                                delete this[ name ];
                        } catch( e ) {}
                });
        },

        addClass: function( value ) {
                var classes, elem, cur, clazz, j,
                        i = 0,
                        len = this.length,
                        proceed = typeof value === "string" && value;

                if ( jQuery.isFunction( value ) ) {
                        return this.each(function( j ) {
                                jQuery( this ).addClass( value.call( this, j, this.className ) );
                        });
                }

                if ( proceed ) {
                        // The disjunction here is for better compressibility (see removeClass)
                        classes = ( value || "" ).match( core_rnotwhite ) || [];

                        for ( ; i < len; i++ ) {
                                elem = this[ i ];
                                cur = elem.nodeType === 1 && ( elem.className ?
                                        ( " " + elem.className + " " ).replace( rclass, " " ) :
                                        " "
                                );

                                if ( cur ) {
                                        j = 0;
                                        while ( (clazz = classes[j++]) ) {
                                                if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
                                                        cur += clazz + " ";
                                                }
                                        }
                                        elem.className = jQuery.trim( cur );

                                }
                        }
                }

                return this;
        },

        removeClass: function( value ) {
                var classes, elem, cur, clazz, j,
                        i = 0,
                        len = this.length,
                        proceed = arguments.length === 0 || typeof value === "string" && value;

                if ( jQuery.isFunction( value ) ) {
                        return this.each(function( j ) {
                                jQuery( this ).removeClass( value.call( this, j, this.className ) );
                        });
                }
                if ( proceed ) {
                        classes = ( value || "" ).match( core_rnotwhite ) || [];

                        for ( ; i < len; i++ ) {
                                elem = this[ i ];
                                // This expression is here for better compressibility (see addClass)
                                cur = elem.nodeType === 1 && ( elem.className ?
                                        ( " " + elem.className + " " ).replace( rclass, " " ) :
                                        ""
                                );

                                if ( cur ) {
                                        j = 0;
                                        while ( (clazz = classes[j++]) ) {
                                                // Remove *all* instances
                                                while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
                                                        cur = cur.replace( " " + clazz + " ", " " );
                                                }
                                        }
                                        elem.className = value ? jQuery.trim( cur ) : "";
                                }
                        }
                }

                return this;
        },

        toggleClass: function( value, stateVal ) {
                var type = typeof value,
                        isBool = typeof stateVal === "boolean";

                if ( jQuery.isFunction( value ) ) {
                        return this.each(function( i ) {
                                jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
                        });
                }

                return this.each(function() {
                        if ( type === "string" ) {
                                // toggle individual class names
                                var className,
                                        i = 0,
                                        self = jQuery( this ),
                                        state = stateVal,
                                        classNames = value.match( core_rnotwhite ) || [];

                                while ( (className = classNames[ i++ ]) ) {
                                        // check each className given, space separated list
                                        state = isBool ? state : !self.hasClass( className );
                                        self[ state ? "addClass" : "removeClass" ]( className );
                                }

                        // Toggle whole class name
                        } else if ( type === core_strundefined || type === "boolean" ) {
                                if ( this.className ) {
                                        // store className if set
                                        jQuery._data( this, "__className__", this.className );
                                }

                                // If the element has a class name or if we're passed "false",
                                // then remove the whole classname (if there was one, the above saved it).
                                // Otherwise bring back whatever was previously saved (if anything),
                                // falling back to the empty string if nothing was stored.
                                this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
                        }
                });
        },

        hasClass: function( selector ) {
                var className = " " + selector + " ",
                        i = 0,
                        l = this.length;
                for ( ; i < l; i++ ) {
                        if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
                                return true;
                        }
                }

                return false;
        },

        val: function( value ) {
                var ret, hooks, isFunction,
                        elem = this[0];

                if ( !arguments.length ) {
                        if ( elem ) {
                                hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];

                                if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
                                        return ret;
                                }

                                ret = elem.value;

                                return typeof ret === "string" ?
                                        // handle most common string cases
                                        ret.replace(rreturn, "") :
                                        // handle cases where value is null/undef or number
                                        ret == null ? "" : ret;
                        }

                        return;
                }

                isFunction = jQuery.isFunction( value );

                return this.each(function( i ) {
                        var val,
                                self = jQuery(this);

                        if ( this.nodeType !== 1 ) {
                                return;
                        }

                        if ( isFunction ) {
                                val = value.call( this, i, self.val() );
                        } else {
                                val = value;
                        }

                        // Treat null/undefined as ""; convert numbers to string
                        if ( val == null ) {
                                val = "";
                        } else if ( typeof val === "number" ) {
                                val += "";
                        } else if ( jQuery.isArray( val ) ) {
                                val = jQuery.map(val, function ( value ) {
                                        return value == null ? "" : value + "";
                                });
                        }

                        hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];

                        // If set returns undefined, fall back to normal setting
                        if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
                                this.value = val;
                        }
                });
        }
});

jQuery.extend({
        valHooks: {
                option: {
                        get: function( elem ) {
                                // attributes.value is undefined in Blackberry 4.7 but
                                // uses .value. See #6932
                                var val = elem.attributes.value;
                                return !val || val.specified ? elem.value : elem.text;
                        }
                },
                select: {
                        get: function( elem ) {
                                var value, option,
                                        options = elem.options,
                                        index = elem.selectedIndex,
                                        one = elem.type === "select-one" || index < 0,
                                        values = one ? null : [],
                                        max = one ? index + 1 : options.length,
                                        i = index < 0 ?
                                                max :
                                                one ? index : 0;

                                // Loop through all the selected options
                                for ( ; i < max; i++ ) {
                                        option = options[ i ];

                                        // oldIE doesn't update selected after form reset (#2551)
                                        if ( ( option.selected || i === index ) &&
                                                        // Don't return options that are disabled or in a disabled optgroup
                                                        ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
                                                        ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {

                                                // Get the specific value for the option
                                                value = jQuery( option ).val();

                                                // We don't need an array for one selects
                                                if ( one ) {
                                                        return value;
                                                }

                                                // Multi-Selects return an array
                                                values.push( value );
                                        }
                                }

                                return values;
                        },

                        set: function( elem, value ) {
                                var values = jQuery.makeArray( value );

                                jQuery(elem).find("option").each(function() {
                                        this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0;
                                });

                                if ( !values.length ) {
                                        elem.selectedIndex = -1;
                                }
                                return values;
                        }
                }
        },

        attr: function( elem, name, value ) {
                var hooks, notxml, ret,
                        nType = elem.nodeType;

                // don't get/set attributes on text, comment and attribute nodes
                if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
                        return;
                }

                // Fallback to prop when attributes are not supported
                if ( typeof elem.getAttribute === core_strundefined ) {
                        return jQuery.prop( elem, name, value );
                }

                notxml = nType !== 1 || !jQuery.isXMLDoc( elem );

                // All attributes are lowercase
                // Grab necessary hook if one is defined
                if ( notxml ) {
                        name = name.toLowerCase();
                        hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook );
                }

                if ( value !== undefined ) {

                        if ( value === null ) {
                                jQuery.removeAttr( elem, name );

                        } else if ( hooks && notxml && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
                                return ret;

                        } else {
                                elem.setAttribute( name, value + "" );
                                return value;
                        }

                } else if ( hooks && notxml && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
                        return ret;

                } else {

                        // In IE9+, Flash objects don't have .getAttribute (#12945)
                        // Support: IE9+
                        if ( typeof elem.getAttribute !== core_strundefined ) {
                                ret =  elem.getAttribute( name );
                        }

                        // Non-existent attributes return null, we normalize to undefined
                        return ret == null ?
                                undefined :
                                ret;
                }
        },

        removeAttr: function( elem, value ) {
                var name, propName,
                        i = 0,
                        attrNames = value && value.match( core_rnotwhite );

                if ( attrNames && elem.nodeType === 1 ) {
                        while ( (name = attrNames[i++]) ) {
                                propName = jQuery.propFix[ name ] || name;

                                // Boolean attributes get special treatment (#10870)
                                if ( rboolean.test( name ) ) {
                                        // Set corresponding property to false for boolean attributes
                                        // Also clear defaultChecked/defaultSelected (if appropriate) for IE<8
                                        if ( !getSetAttribute && ruseDefault.test( name ) ) {
                                                elem[ jQuery.camelCase( "default-" + name ) ] =
                                                        elem[ propName ] = false;
                                        } else {
                                                elem[ propName ] = false;
                                        }

                                // See #9699 for explanation of this approach (setting first, then removal)
                                } else {
                                        jQuery.attr( elem, name, "" );
                                }

                                elem.removeAttribute( getSetAttribute ? name : propName );
                        }
                }
        },

        attrHooks: {
                type: {
                        set: function( elem, value ) {
                                if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
                                        // Setting the type on a radio button after the value resets the value in IE6-9
                                        // Reset value to default in case type is set after value during creation
                                        var val = elem.value;
                                        elem.setAttribute( "type", value );
                                        if ( val ) {
                                                elem.value = val;
                                        }
                                        return value;
                                }
                        }
                }
        },

        propFix: {
                tabindex: "tabIndex",
                readonly: "readOnly",
                "for": "htmlFor",
                "class": "className",
                maxlength: "maxLength",
                cellspacing: "cellSpacing",
                cellpadding: "cellPadding",
                rowspan: "rowSpan",
                colspan: "colSpan",
                usemap: "useMap",
                frameborder: "frameBorder",
                contenteditable: "contentEditable"
        },

        prop: function( elem, name, value ) {
                var ret, hooks, notxml,
                        nType = elem.nodeType;

                // don't get/set properties on text, comment and attribute nodes
                if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
                        return;
                }

                notxml = nType !== 1 || !jQuery.isXMLDoc( elem );

                if ( notxml ) {
                        // Fix name and attach hooks
                        name = jQuery.propFix[ name ] || name;
                        hooks = jQuery.propHooks[ name ];
                }

                if ( value !== undefined ) {
                        if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
                                return ret;

                        } else {
                                return ( elem[ name ] = value );
                        }

                } else {
                        if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
                                return ret;

                        } else {
                                return elem[ name ];
                        }
                }
        },

        propHooks: {
                tabIndex: {
                        get: function( elem ) {
                                // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
                                // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
                                var attributeNode = elem.getAttributeNode("tabindex");

                                return attributeNode && attributeNode.specified ?
                                        parseInt( attributeNode.value, 10 ) :
                                        rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
                                                0 :
                                                undefined;
                        }
                }
        }
});

// Hook for boolean attributes
boolHook = {
        get: function( elem, name ) {
                var
                        // Use .prop to determine if this attribute is understood as boolean
                        prop = jQuery.prop( elem, name ),

                        // Fetch it accordingly
                        attr = typeof prop === "boolean" && elem.getAttribute( name ),
                        detail = typeof prop === "boolean" ?

                                getSetInput && getSetAttribute ?
                                        attr != null :
                                        // oldIE fabricates an empty string for missing boolean attributes
                                        // and conflates checked/selected into attroperties
                                        ruseDefault.test( name ) ?
                                                elem[ jQuery.camelCase( "default-" + name ) ] :
                                                !!attr :

                                // fetch an attribute node for properties not recognized as boolean
                                elem.getAttributeNode( name );

                return detail && detail.value !== false ?
                        name.toLowerCase() :
                        undefined;
        },
        set: function( elem, value, name ) {
                if ( value === false ) {
                        // Remove boolean attributes when set to false
                        jQuery.removeAttr( elem, name );
                } else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
                        // IE<8 needs the *property* name
                        elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name );

                // Use defaultChecked and defaultSelected for oldIE
                } else {
                        elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true;
                }

                return name;
        }
};

// fix oldIE value attroperty
if ( !getSetInput || !getSetAttribute ) {
        jQuery.attrHooks.value = {
                get: function( elem, name ) {
                        var ret = elem.getAttributeNode( name );
                        return jQuery.nodeName( elem, "input" ) ?

                                // Ignore the value *property* by using defaultValue
                                elem.defaultValue :

                                ret && ret.specified ? ret.value : undefined;
                },
                set: function( elem, value, name ) {
                        if ( jQuery.nodeName( elem, "input" ) ) {
                                // Does not return so that setAttribute is also used
                                elem.defaultValue = value;
                        } else {
                                // Use nodeHook if defined (#1954); otherwise setAttribute is fine
                                return nodeHook && nodeHook.set( elem, value, name );
                        }
                }
        };
}

// IE6/7 do not support getting/setting some attributes with get/setAttribute
if ( !getSetAttribute ) {

        // Use this for any attribute in IE6/7
        // This fixes almost every IE6/7 issue
        nodeHook = jQuery.valHooks.button = {
                get: function( elem, name ) {
                        var ret = elem.getAttributeNode( name );
                        return ret && ( name === "id" || name === "name" || name === "coords" ? ret.value !== "" : ret.specified ) ?
                                ret.value :
                                undefined;
                },
                set: function( elem, value, name ) {
                        // Set the existing or create a new attribute node
                        var ret = elem.getAttributeNode( name );
                        if ( !ret ) {
                                elem.setAttributeNode(
                                        (ret = elem.ownerDocument.createAttribute( name ))
                                );
                        }

                        ret.value = value += "";

                        // Break association with cloned elements by also using setAttribute (#9646)
                        return name === "value" || value === elem.getAttribute( name ) ?
                                value :
                                undefined;
                }
        };

        // Set contenteditable to false on removals(#10429)
        // Setting to empty string throws an error as an invalid value
        jQuery.attrHooks.contenteditable = {
                get: nodeHook.get,
                set: function( elem, value, name ) {
                        nodeHook.set( elem, value === "" ? false : value, name );
                }
        };

        // Set width and height to auto instead of 0 on empty string( Bug #8150 )
        // This is for removals
        jQuery.each([ "width", "height" ], function( i, name ) {
                jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
                        set: function( elem, value ) {
                                if ( value === "" ) {
                                        elem.setAttribute( name, "auto" );
                                        return value;
                                }
                        }
                });
        });
}


// Some attributes require a special call on IE
// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
if ( !jQuery.support.hrefNormalized ) {
        jQuery.each([ "href", "src", "width", "height" ], function( i, name ) {
                jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
                        get: function( elem ) {
                                var ret = elem.getAttribute( name, 2 );
                                return ret == null ? undefined : ret;
                        }
                });
        });

        // href/src property should get the full normalized URL (#10299/#12915)
        jQuery.each([ "href", "src" ], function( i, name ) {
                jQuery.propHooks[ name ] = {
                        get: function( elem ) {
                                return elem.getAttribute( name, 4 );
                        }
                };
        });
}

if ( !jQuery.support.style ) {
        jQuery.attrHooks.style = {
                get: function( elem ) {
                        // Return undefined in the case of empty string
                        // Note: IE uppercases css property names, but if we were to .toLowerCase()
                        // .cssText, that would destroy case senstitivity in URL's, like in "background"
                        return elem.style.cssText || undefined;
                },
                set: function( elem, value ) {
                        return ( elem.style.cssText = value + "" );
                }
        };
}

// Safari mis-reports the default selected property of an option
// Accessing the parent's selectedIndex property fixes it
if ( !jQuery.support.optSelected ) {
        jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, {
                get: function( elem ) {
                        var parent = elem.parentNode;

                        if ( parent ) {
                                parent.selectedIndex;

                                // Make sure that it also works with optgroups, see #5701
                                if ( parent.parentNode ) {
                                        parent.parentNode.selectedIndex;
                                }
                        }
                        return null;
                }
        });
}

// IE6/7 call enctype encoding
if ( !jQuery.support.enctype ) {
        jQuery.propFix.enctype = "encoding";
}

// Radios and checkboxes getter/setter
if ( !jQuery.support.checkOn ) {
        jQuery.each([ "radio", "checkbox" ], function() {
                jQuery.valHooks[ this ] = {
                        get: function( elem ) {
                                // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified
                                return elem.getAttribute("value") === null ? "on" : elem.value;
                        }
                };
        });
}
jQuery.each([ "radio", "checkbox" ], function() {
        jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], {
                set: function( elem, value ) {
                        if ( jQuery.isArray( value ) ) {
                                return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
                        }
                }
        });
});
var rformElems = /^(?:input|select|textarea)$/i,
        rkeyEvent = /^key/,
        rmouseEvent = /^(?:mouse|contextmenu)|click/,
        rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
        rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;

function returnTrue() {
        return true;
}

function returnFalse() {
        return false;
}

/*
 * Helper functions for managing events -- not part of the public interface.
 * Props to Dean Edwards' addEvent library for many of the ideas.
 */
jQuery.event = {

        global: {},

        add: function( elem, types, handler, data, selector ) {
                var tmp, events, t, handleObjIn,
                        special, eventHandle, handleObj,
                        handlers, type, namespaces, origType,
                        elemData = jQuery._data( elem );

                // Don't attach events to noData or text/comment nodes (but allow plain objects)
                if ( !elemData ) {
                        return;
                }

                // Caller can pass in an object of custom data in lieu of the handler
                if ( handler.handler ) {
                        handleObjIn = handler;
                        handler = handleObjIn.handler;
                        selector = handleObjIn.selector;
                }

                // Make sure that the handler has a unique ID, used to find/remove it later
                if ( !handler.guid ) {
                        handler.guid = jQuery.guid++;
                }

                // Init the element's event structure and main handler, if this is the first
                if ( !(events = elemData.events) ) {
                        events = elemData.events = {};
                }
                if ( !(eventHandle = elemData.handle) ) {
                        eventHandle = elemData.handle = function( e ) {
                                // Discard the second event of a jQuery.event.trigger() and
                                // when an event is called after a page has unloaded
                                return typeof jQuery !== core_strundefined && (!e || jQuery.event.triggered !== e.type) ?
                                        jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
                                        undefined;
                        };
                        // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
                        eventHandle.elem = elem;
                }

                // Handle multiple events separated by a space
                // jQuery(...).bind("mouseover mouseout", fn);
                types = ( types || "" ).match( core_rnotwhite ) || [""];
                t = types.length;
                while ( t-- ) {
                        tmp = rtypenamespace.exec( types[t] ) || [];
                        type = origType = tmp[1];
                        namespaces = ( tmp[2] || "" ).split( "." ).sort();

                        // If event changes its type, use the special event handlers for the changed type
                        special = jQuery.event.special[ type ] || {};

                        // If selector defined, determine special event api type, otherwise given type
                        type = ( selector ? special.delegateType : special.bindType ) || type;

                        // Update special based on newly reset type
                        special = jQuery.event.special[ type ] || {};

                        // handleObj is passed to all event handlers
                        handleObj = jQuery.extend({
                                type: type,
                                origType: origType,
                                data: data,
                                handler: handler,
                                guid: handler.guid,
                                selector: selector,
                                needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
                                namespace: namespaces.join(".")
                        }, handleObjIn );

                        // Init the event handler queue if we're the first
                        if ( !(handlers = events[ type ]) ) {
                                handlers = events[ type ] = [];
                                handlers.delegateCount = 0;

                                // Only use addEventListener/attachEvent if the special events handler returns false
                                if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
                                        // Bind the global event handler to the element
                                        if ( elem.addEventListener ) {
                                                elem.addEventListener( type, eventHandle, false );

                                        } else if ( elem.attachEvent ) {
                                                elem.attachEvent( "on" + type, eventHandle );
                                        }
                                }
                        }

                        if ( special.add ) {
                                special.add.call( elem, handleObj );

                                if ( !handleObj.handler.guid ) {
                                        handleObj.handler.guid = handler.guid;
                                }
                        }

                        // Add to the element's handler list, delegates in front
                        if ( selector ) {
                                handlers.splice( handlers.delegateCount++, 0, handleObj );
                        } else {
                                handlers.push( handleObj );
                        }

                        // Keep track of which events have ever been used, for event optimization
                        jQuery.event.global[ type ] = true;
                }

                // Nullify elem to prevent memory leaks in IE
                elem = null;
        },

        // Detach an event or set of events from an element
        remove: function( elem, types, handler, selector, mappedTypes ) {
                var j, handleObj, tmp,
                        origCount, t, events,
                        special, handlers, type,
                        namespaces, origType,
                        elemData = jQuery.hasData( elem ) && jQuery._data( elem );

                if ( !elemData || !(events = elemData.events) ) {
                        return;
                }

                // Once for each type.namespace in types; type may be omitted
                types = ( types || "" ).match( core_rnotwhite ) || [""];
                t = types.length;
                while ( t-- ) {
                        tmp = rtypenamespace.exec( types[t] ) || [];
                        type = origType = tmp[1];
                        namespaces = ( tmp[2] || "" ).split( "." ).sort();

                        // Unbind all events (on this namespace, if provided) for the element
                        if ( !type ) {
                                for ( type in events ) {
                                        jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
                                }
                                continue;
                        }

                        special = jQuery.event.special[ type ] || {};
                        type = ( selector ? special.delegateType : special.bindType ) || type;
                        handlers = events[ type ] || [];
                        tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );

                        // Remove matching events
                        origCount = j = handlers.length;
                        while ( j-- ) {
                                handleObj = handlers[ j ];

                                if ( ( mappedTypes || origType === handleObj.origType ) &&
                                        ( !handler || handler.guid === handleObj.guid ) &&
                                        ( !tmp || tmp.test( handleObj.namespace ) ) &&
                                        ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
                                        handlers.splice( j, 1 );

                                        if ( handleObj.selector ) {
                                                handlers.delegateCount--;
                                        }
                                        if ( special.remove ) {
                                                special.remove.call( elem, handleObj );
                                        }
                                }
                        }

                        // Remove generic event handler if we removed something and no more handlers exist
                        // (avoids potential for endless recursion during removal of special event handlers)
                        if ( origCount && !handlers.length ) {
                                if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
                                        jQuery.removeEvent( elem, type, elemData.handle );
                                }

                                delete events[ type ];
                        }
                }

                // Remove the expando if it's no longer used
                if ( jQuery.isEmptyObject( events ) ) {
                        delete elemData.handle;

                        // removeData also checks for emptiness and clears the expando if empty
                        // so use it instead of delete
                        jQuery._removeData( elem, "events" );
                }
        },

        trigger: function( event, data, elem, onlyHandlers ) {
                var handle, ontype, cur,
                        bubbleType, special, tmp, i,
                        eventPath = [ elem || document ],
                        type = core_hasOwn.call( event, "type" ) ? event.type : event,
                        namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];

                cur = tmp = elem = elem || document;

                // Don't do events on text and comment nodes
                if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
                        return;
                }

                // focus/blur morphs to focusin/out; ensure we're not firing them right now
                if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
                        return;
                }

                if ( type.indexOf(".") >= 0 ) {
                        // Namespaced trigger; create a regexp to match event type in handle()
                        namespaces = type.split(".");
                        type = namespaces.shift();
                        namespaces.sort();
                }
                ontype = type.indexOf(":") < 0 && "on" + type;

                // Caller can pass in a jQuery.Event object, Object, or just an event type string
                event = event[ jQuery.expando ] ?
                        event :
                        new jQuery.Event( type, typeof event === "object" && event );

                event.isTrigger = true;
                event.namespace = namespaces.join(".");
                event.namespace_re = event.namespace ?
                        new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
                        null;

                // Clean up the event in case it is being reused
                event.result = undefined;
                if ( !event.target ) {
                        event.target = elem;
                }

                // Clone any incoming data and prepend the event, creating the handler arg list
                data = data == null ?
                        [ event ] :
                        jQuery.makeArray( data, [ event ] );

                // Allow special events to draw outside the lines
                special = jQuery.event.special[ type ] || {};
                if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
                        return;
                }

                // Determine event propagation path in advance, per W3C events spec (#9951)
                // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
                if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {

                        bubbleType = special.delegateType || type;
                        if ( !rfocusMorph.test( bubbleType + type ) ) {
                                cur = cur.parentNode;
                        }
                        for ( ; cur; cur = cur.parentNode ) {
                                eventPath.push( cur );
                                tmp = cur;
                        }

                        // Only add window if we got to document (e.g., not plain obj or detached DOM)
                        if ( tmp === (elem.ownerDocument || document) ) {
                                eventPath.push( tmp.defaultView || tmp.parentWindow || window );
                        }
                }

                // Fire handlers on the event path
                i = 0;
                while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {

                        event.type = i > 1 ?
                                bubbleType :
                                special.bindType || type;

                        // jQuery handler
                        handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
                        if ( handle ) {
                                handle.apply( cur, data );
                        }

                        // Native handler
                        handle = ontype && cur[ ontype ];
                        if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
                                event.preventDefault();
                        }
                }
                event.type = type;

                // If nobody prevented the default action, do it now
                if ( !onlyHandlers && !event.isDefaultPrevented() ) {

                        if ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) &&
                                !(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) {

                                // Call a native DOM method on the target with the same name name as the event.
                                // Can't use an .isFunction() check here because IE6/7 fails that test.
                                // Don't do default actions on window, that's where global variables be (#6170)
                                if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {

                                        // Don't re-trigger an onFOO event when we call its FOO() method
                                        tmp = elem[ ontype ];

                                        if ( tmp ) {
                                                elem[ ontype ] = null;
                                        }

                                        // Prevent re-triggering of the same event, since we already bubbled it above
                                        jQuery.event.triggered = type;
                                        try {
                                                elem[ type ]();
                                        } catch ( e ) {
                                                // IE<9 dies on focus/blur to hidden element (#1486,#12518)
                                                // only reproducible on winXP IE8 native, not IE9 in IE8 mode
                                        }
                                        jQuery.event.triggered = undefined;

                                        if ( tmp ) {
                                                elem[ ontype ] = tmp;
                                        }
                                }
                        }
                }

                return event.result;
        },

        dispatch: function( event ) {

                // Make a writable jQuery.Event from the native event object
                event = jQuery.event.fix( event );

                var i, ret, handleObj, matched, j,
                        handlerQueue = [],
                        args = core_slice.call( arguments ),
                        handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
                        special = jQuery.event.special[ event.type ] || {};

                // Use the fix-ed jQuery.Event rather than the (read-only) native event
                args[0] = event;
                event.delegateTarget = this;

                // Call the preDispatch hook for the mapped type, and let it bail if desired
                if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
                        return;
                }

                // Determine handlers
                handlerQueue = jQuery.event.handlers.call( this, event, handlers );

                // Run delegates first; they may want to stop propagation beneath us
                i = 0;
                while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
                        event.currentTarget = matched.elem;

                        j = 0;
                        while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {

                                // Triggered event must either 1) have no namespace, or
                                // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
                                if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {

                                        event.handleObj = handleObj;
                                        event.data = handleObj.data;

                                        ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
                                                        .apply( matched.elem, args );

                                        if ( ret !== undefined ) {
                                                if ( (event.result = ret) === false ) {
                                                        event.preventDefault();
                                                        event.stopPropagation();
                                                }
                                        }
                                }
                        }
                }

                // Call the postDispatch hook for the mapped type
                if ( special.postDispatch ) {
                        special.postDispatch.call( this, event );
                }

                return event.result;
        },

        handlers: function( event, handlers ) {
                var sel, handleObj, matches, i,
                        handlerQueue = [],
                        delegateCount = handlers.delegateCount,
                        cur = event.target;

                // Find delegate handlers
                // Black-hole SVG <use> instance trees (#13180)
                // Avoid non-left-click bubbling in Firefox (#3861)
                if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {

                        for ( ; cur != this; cur = cur.parentNode || this ) {

                                // Don't check non-elements (#13208)
                                // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
                                if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) {
                                        matches = [];
                                        for ( i = 0; i < delegateCount; i++ ) {
                                                handleObj = handlers[ i ];

                                                // Don't conflict with Object.prototype properties (#13203)
                                                sel = handleObj.selector + " ";

                                                if ( matches[ sel ] === undefined ) {
                                                        matches[ sel ] = handleObj.needsContext ?
                                                                jQuery( sel, this ).index( cur ) >= 0 :
                                                                jQuery.find( sel, this, null, [ cur ] ).length;
                                                }
                                                if ( matches[ sel ] ) {
                                                        matches.push( handleObj );
                                                }
                                        }
                                        if ( matches.length ) {
                                                handlerQueue.push({ elem: cur, handlers: matches });
                                        }
                                }
                        }
                }

                // Add the remaining (directly-bound) handlers
                if ( delegateCount < handlers.length ) {
                        handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
                }

                return handlerQueue;
        },

        fix: function( event ) {
                if ( event[ jQuery.expando ] ) {
                        return event;
                }

                // Create a writable copy of the event object and normalize some properties
                var i, prop, copy,
                        type = event.type,
                        originalEvent = event,
                        fixHook = this.fixHooks[ type ];

                if ( !fixHook ) {
                        this.fixHooks[ type ] = fixHook =
                                rmouseEvent.test( type ) ? this.mouseHooks :
                                rkeyEvent.test( type ) ? this.keyHooks :
                                {};
                }
                copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;

                event = new jQuery.Event( originalEvent );

                i = copy.length;
                while ( i-- ) {
                        prop = copy[ i ];
                        event[ prop ] = originalEvent[ prop ];
                }

                // Support: IE<9
                // Fix target property (#1925)
                if ( !event.target ) {
                        event.target = originalEvent.srcElement || document;
                }

                // Support: Chrome 23+, Safari?
                // Target should not be a text node (#504, #13143)
                if ( event.target.nodeType === 3 ) {
                        event.target = event.target.parentNode;
                }

                // Support: IE<9
                // For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
                event.metaKey = !!event.metaKey;

                return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
        },

        // Includes some event props shared by KeyEvent and MouseEvent
        props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),

        fixHooks: {},

        keyHooks: {
                props: "char charCode key keyCode".split(" "),
                filter: function( event, original ) {

                        // Add which for key events
                        if ( event.which == null ) {
                                event.which = original.charCode != null ? original.charCode : original.keyCode;
                        }

                        return event;
                }
        },

        mouseHooks: {
                props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
                filter: function( event, original ) {
                        var body, eventDoc, doc,
                                button = original.button,
                                fromElement = original.fromElement;

                        // Calculate pageX/Y if missing and clientX/Y available
                        if ( event.pageX == null && original.clientX != null ) {
                                eventDoc = event.target.ownerDocument || document;
                                doc = eventDoc.documentElement;
                                body = eventDoc.body;

                                event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
                                event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
                        }

                        // Add relatedTarget, if necessary
                        if ( !event.relatedTarget && fromElement ) {
                                event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
                        }

                        // Add which for click: 1 === left; 2 === middle; 3 === right
                        // Note: button is not normalized, so don't use it
                        if ( !event.which && button !== undefined ) {
                                event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
                        }

                        return event;
                }
        },

        special: {
                load: {
                        // Prevent triggered image.load events from bubbling to window.load
                        noBubble: true
                },
                click: {
                        // For checkbox, fire native event so checked state will be right
                        trigger: function() {
                                if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) {
                                        this.click();
                                        return false;
                                }
                        }
                },
                focus: {
                        // Fire native event if possible so blur/focus sequence is correct
                        trigger: function() {
                                if ( this !== document.activeElement && this.focus ) {
                                        try {
                                                this.focus();
                                                return false;
                                        } catch ( e ) {
                                                // Support: IE<9
                                                // If we error on focus to hidden element (#1486, #12518),
                                                // let .trigger() run the handlers
                                        }
                                }
                        },
                        delegateType: "focusin"
                },
                blur: {
                        trigger: function() {
                                if ( this === document.activeElement && this.blur ) {
                                        this.blur();
                                        return false;
                                }
                        },
                        delegateType: "focusout"
                },

                beforeunload: {
                        postDispatch: function( event ) {

                                // Even when returnValue equals to undefined Firefox will still show alert
                                if ( event.result !== undefined ) {
                                        event.originalEvent.returnValue = event.result;
                                }
                        }
                }
        },

        simulate: function( type, elem, event, bubble ) {
                // Piggyback on a donor event to simulate a different one.
                // Fake originalEvent to avoid donor's stopPropagation, but if the
                // simulated event prevents default then we do the same on the donor.
                var e = jQuery.extend(
                        new jQuery.Event(),
                        event,
                        { type: type,
                                isSimulated: true,
                                originalEvent: {}
                        }
                );
                if ( bubble ) {
                        jQuery.event.trigger( e, null, elem );
                } else {
                        jQuery.event.dispatch.call( elem, e );
                }
                if ( e.isDefaultPrevented() ) {
                        event.preventDefault();
                }
        }
};

jQuery.removeEvent = document.removeEventListener ?
        function( elem, type, handle ) {
                if ( elem.removeEventListener ) {
                        elem.removeEventListener( type, handle, false );
                }
        } :
        function( elem, type, handle ) {
                var name = "on" + type;

                if ( elem.detachEvent ) {

                        // #8545, #7054, preventing memory leaks for custom events in IE6-8
                        // detachEvent needed property on element, by name of that event, to properly expose it to GC
                        if ( typeof elem[ name ] === core_strundefined ) {
                                elem[ name ] = null;
                        }

                        elem.detachEvent( name, handle );
                }
        };

jQuery.Event = function( src, props ) {
        // Allow instantiation without the 'new' keyword
        if ( !(this instanceof jQuery.Event) ) {
                return new jQuery.Event( src, props );
        }

        // Event object
        if ( src && src.type ) {
                this.originalEvent = src;
                this.type = src.type;

                // Events bubbling up the document may have been marked as prevented
                // by a handler lower down the tree; reflect the correct value.
                this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
                        src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;

        // Event type
        } else {
                this.type = src;
        }

        // Put explicitly provided properties onto the event object
        if ( props ) {
                jQuery.extend( this, props );
        }

        // Create a timestamp if incoming event doesn't have one
        this.timeStamp = src && src.timeStamp || jQuery.now();

        // Mark it as fixed
        this[ jQuery.expando ] = true;
};

// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
jQuery.Event.prototype = {
        isDefaultPrevented: returnFalse,
        isPropagationStopped: returnFalse,
        isImmediatePropagationStopped: returnFalse,

        preventDefault: function() {
                var e = this.originalEvent;

                this.isDefaultPrevented = returnTrue;
                if ( !e ) {
                        return;
                }

                // If preventDefault exists, run it on the original event
                if ( e.preventDefault ) {
                        e.preventDefault();

                // Support: IE
                // Otherwise set the returnValue property of the original event to false
                } else {
                        e.returnValue = false;
                }
        },
        stopPropagation: function() {
                var e = this.originalEvent;

                this.isPropagationStopped = returnTrue;
                if ( !e ) {
                        return;
                }
                // If stopPropagation exists, run it on the original event
                if ( e.stopPropagation ) {
                        e.stopPropagation();
                }

                // Support: IE
                // Set the cancelBubble property of the original event to true
                e.cancelBubble = true;
        },
        stopImmediatePropagation: function() {
                this.isImmediatePropagationStopped = returnTrue;
                this.stopPropagation();
        }
};

// Create mouseenter/leave events using mouseover/out and event-time checks
jQuery.each({
        mouseenter: "mouseover",
        mouseleave: "mouseout"
}, function( orig, fix ) {
        jQuery.event.special[ orig ] = {
                delegateType: fix,
                bindType: fix,

                handle: function( event ) {
                        var ret,
                                target = this,
                                related = event.relatedTarget,
                                handleObj = event.handleObj;

                        // For mousenter/leave call the handler if related is outside the target.
                        // NB: No relatedTarget if the mouse left/entered the browser window
                        if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
                                event.type = handleObj.origType;
                                ret = handleObj.handler.apply( this, arguments );
                                event.type = fix;
                        }
                        return ret;
                }
        };
});

// IE submit delegation
if ( !jQuery.support.submitBubbles ) {

        jQuery.event.special.submit = {
                setup: function() {
                        // Only need this for delegated form submit events
                        if ( jQuery.nodeName( this, "form" ) ) {
                                return false;
                        }

                        // Lazy-add a submit handler when a descendant form may potentially be submitted
                        jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
                                // Node name check avoids a VML-related crash in IE (#9807)
                                var elem = e.target,
                                        form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
                                if ( form && !jQuery._data( form, "submitBubbles" ) ) {
                                        jQuery.event.add( form, "submit._submit", function( event ) {
                                                event._submit_bubble = true;
                                        });
                                        jQuery._data( form, "submitBubbles", true );
                                }
                        });
                        // return undefined since we don't need an event listener
                },

                postDispatch: function( event ) {
                        // If form was submitted by the user, bubble the event up the tree
                        if ( event._submit_bubble ) {
                                delete event._submit_bubble;
                                if ( this.parentNode && !event.isTrigger ) {
                                        jQuery.event.simulate( "submit", this.parentNode, event, true );
                                }
                        }
                },

                teardown: function() {
                        // Only need this for delegated form submit events
                        if ( jQuery.nodeName( this, "form" ) ) {
                                return false;
                        }

                        // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
                        jQuery.event.remove( this, "._submit" );
                }
        };
}

// IE change delegation and checkbox/radio fix
if ( !jQuery.support.changeBubbles ) {

        jQuery.event.special.change = {

                setup: function() {

                        if ( rformElems.test( this.nodeName ) ) {
                                // IE doesn't fire change on a check/radio until blur; trigger it on click
                                // after a propertychange. Eat the blur-change in special.change.handle.
                                // This still fires onchange a second time for check/radio after blur.
                                if ( this.type === "checkbox" || this.type === "radio" ) {
                                        jQuery.event.add( this, "propertychange._change", function( event ) {
                                                if ( event.originalEvent.propertyName === "checked" ) {
                                                        this._just_changed = true;
                                                }
                                        });
                                        jQuery.event.add( this, "click._change", function( event ) {
                                                if ( this._just_changed && !event.isTrigger ) {
                                                        this._just_changed = false;
                                                }
                                                // Allow triggered, simulated change events (#11500)
                                                jQuery.event.simulate( "change", this, event, true );
                                        });
                                }
                                return false;
                        }
                        // Delegated event; lazy-add a change handler on descendant inputs
                        jQuery.event.add( this, "beforeactivate._change", function( e ) {
                                var elem = e.target;

                                if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) {
                                        jQuery.event.add( elem, "change._change", function( event ) {
                                                if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
                                                        jQuery.event.simulate( "change", this.parentNode, event, true );
                                                }
                                        });
                                        jQuery._data( elem, "changeBubbles", true );
                                }
                        });
                },

                handle: function( event ) {
                        var elem = event.target;

                        // Swallow native change events from checkbox/radio, we already triggered them above
                        if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
                                return event.handleObj.handler.apply( this, arguments );
                        }
                },

                teardown: function() {
                        jQuery.event.remove( this, "._change" );

                        return !rformElems.test( this.nodeName );
                }
        };
}

// Create "bubbling" focus and blur events
if ( !jQuery.support.focusinBubbles ) {
        jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {

                // Attach a single capturing handler while someone wants focusin/focusout
                var attaches = 0,
                        handler = function( event ) {
                                jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
                        };

                jQuery.event.special[ fix ] = {
                        setup: function() {
                                if ( attaches++ === 0 ) {
                                        document.addEventListener( orig, handler, true );
                                }
                        },
                        teardown: function() {
                                if ( --attaches === 0 ) {
                                        document.removeEventListener( orig, handler, true );
                                }
                        }
                };
        });
}

jQuery.fn.extend({

        on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
                var type, origFn;

                // Types can be a map of types/handlers
                if ( typeof types === "object" ) {
                        // ( types-Object, selector, data )
                        if ( typeof selector !== "string" ) {
                                // ( types-Object, data )
                                data = data || selector;
                                selector = undefined;
                        }
                        for ( type in types ) {
                                this.on( type, selector, data, types[ type ], one );
                        }
                        return this;
                }

                if ( data == null && fn == null ) {
                        // ( types, fn )
                        fn = selector;
                        data = selector = undefined;
                } else if ( fn == null ) {
                        if ( typeof selector === "string" ) {
                                // ( types, selector, fn )
                                fn = data;
                                data = undefined;
                        } else {
                                // ( types, data, fn )
                                fn = data;
                                data = selector;
                                selector = undefined;
                        }
                }
                if ( fn === false ) {
                        fn = returnFalse;
                } else if ( !fn ) {
                        return this;
                }

                if ( one === 1 ) {
                        origFn = fn;
                        fn = function( event ) {
                                // Can use an empty set, since event contains the info
                                jQuery().off( event );
                                return origFn.apply( this, arguments );
                        };
                        // Use same guid so caller can remove using origFn
                        fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
                }
                return this.each( function() {
                        jQuery.event.add( this, types, fn, data, selector );
                });
        },
        one: function( types, selector, data, fn ) {
                return this.on( types, selector, data, fn, 1 );
        },
        off: function( types, selector, fn ) {
                var handleObj, type;
                if ( types && types.preventDefault && types.handleObj ) {
                        // ( event )  dispatched jQuery.Event
                        handleObj = types.handleObj;
                        jQuery( types.delegateTarget ).off(
                                handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
                                handleObj.selector,
                                handleObj.handler
                        );
                        return this;
                }
                if ( typeof types === "object" ) {
                        // ( types-object [, selector] )
                        for ( type in types ) {
                                this.off( type, selector, types[ type ] );
                        }
                        return this;
                }
                if ( selector === false || typeof selector === "function" ) {
                        // ( types [, fn] )
                        fn = selector;
                        selector = undefined;
                }
                if ( fn === false ) {
                        fn = returnFalse;
                }
                return this.each(function() {
                        jQuery.event.remove( this, types, fn, selector );
                });
        },

        bind: function( types, data, fn ) {
                return this.on( types, null, data, fn );
        },
        unbind: function( types, fn ) {
                return this.off( types, null, fn );
        },

        delegate: function( selector, types, data, fn ) {
                return this.on( types, selector, data, fn );
        },
        undelegate: function( selector, types, fn ) {
                // ( namespace ) or ( selector, types [, fn] )
                return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
        },

        trigger: function( type, data ) {
                return this.each(function() {
                        jQuery.event.trigger( type, data, this );
                });
        },
        triggerHandler: function( type, data ) {
                var elem = this[0];
                if ( elem ) {
                        return jQuery.event.trigger( type, data, elem, true );
                }
        }
});
/*!
 * Sizzle CSS Selector Engine
 * Copyright 2012 jQuery Foundation and other contributors
 * Released under the MIT license
 * http://sizzlejs.com/
 */
(function( window, undefined ) {

var i,
        cachedruns,
        Expr,
        getText,
        isXML,
        compile,
        hasDuplicate,
        outermostContext,

        // Local document vars
        setDocument,
        document,
        docElem,
        documentIsXML,
        rbuggyQSA,
        rbuggyMatches,
        matches,
        contains,
        sortOrder,

        // Instance-specific data
        expando = "sizzle" + -(new Date()),
        preferredDoc = window.document,
        support = {},
        dirruns = 0,
        done = 0,
        classCache = createCache(),
        tokenCache = createCache(),
        compilerCache = createCache(),

        // General-purpose constants
        strundefined = typeof undefined,
        MAX_NEGATIVE = 1 << 31,

        // Array methods
        arr = [],
        pop = arr.pop,
        push = arr.push,
        slice = arr.slice,
        // Use a stripped-down indexOf if we can't use a native one
        indexOf = arr.indexOf || function( elem ) {
                var i = 0,
                        len = this.length;
                for ( ; i < len; i++ ) {
                        if ( this[i] === elem ) {
                                return i;
                        }
                }
                return -1;
        },


        // Regular expressions

        // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
        whitespace = "[\\x20\\t\\r\\n\\f]",
        // http://www.w3.org/TR/css3-syntax/#characters
        characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",

        // Loosely modeled on CSS identifier characters
        // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
        // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
        identifier = characterEncoding.replace( "w", "w#" ),

        // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
        operators = "([*^$|!~]?=)",
        attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
                "*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",

        // Prefer arguments quoted,
        //   then not containing pseudos/brackets,
        //   then attribute selectors/non-parenthetical expressions,
        //   then anything else
        // These preferences are here to reduce the number of selectors
        //   needing tokenize in the PSEUDO preFilter
        pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)",

        // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
        rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),

        rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
        rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ),
        rpseudo = new RegExp( pseudos ),
        ridentifier = new RegExp( "^" + identifier + "$" ),

        matchExpr = {
                "ID": new RegExp( "^#(" + characterEncoding + ")" ),
                "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
                "NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ),
                "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
                "ATTR": new RegExp( "^" + attributes ),
                "PSEUDO": new RegExp( "^" + pseudos ),
                "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
                        "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
                        "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
                // For use in libraries implementing .is()
                // We use this for POS matching in `select`
                "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
                        whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
        },

        rsibling = /[\x20\t\r\n\f]*[+~]/,

        rnative = /^[^{]+\{\s*\[native code/,

        // Easily-parseable/retrievable ID or TAG or CLASS selectors
        rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,

        rinputs = /^(?:input|select|textarea|button)$/i,
        rheader = /^h\d$/i,

        rescape = /'|\\/g,
        rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,

        // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
        runescape = /\\([\da-fA-F]{1,6}[\x20\t\r\n\f]?|.)/g,
        funescape = function( _, escaped ) {
                var high = "0x" + escaped - 0x10000;
                // NaN means non-codepoint
                return high !== high ?
                        escaped :
                        // BMP codepoint
                        high < 0 ?
                                String.fromCharCode( high + 0x10000 ) :
                                // Supplemental Plane codepoint (surrogate pair)
                                String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
        };

// Use a stripped-down slice if we can't use a native one
try {
        slice.call( preferredDoc.documentElement.childNodes, 0 )[0].nodeType;
} catch ( e ) {
        slice = function( i ) {
                var elem,
                        results = [];
                while ( (elem = this[i++]) ) {
                        results.push( elem );
                }
                return results;
        };
}

/**
 * For feature detection
 * @param {Function} fn The function to test for native support
 */
function isNative( fn ) {
        return rnative.test( fn + "" );
}

/**
 * Create key-value caches of limited size
 * @returns {Function(string, Object)} Returns the Object data after storing it on itself with
 *      property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
 *      deleting the oldest entry
 */
function createCache() {
        var cache,
                keys = [];

        return (cache = function( key, value ) {
                // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
                if ( keys.push( key += " " ) > Expr.cacheLength ) {
                        // Only keep the most recent entries
                        delete cache[ keys.shift() ];
                }
                return (cache[ key ] = value);
        });
}

/**
 * Mark a function for special use by Sizzle
 * @param {Function} fn The function to mark
 */
function markFunction( fn ) {
        fn[ expando ] = true;
        return fn;
}

/**
 * Support testing using an element
 * @param {Function} fn Passed the created div and expects a boolean result
 */
function assert( fn ) {
        var div = document.createElement("div");

        try {
                return fn( div );
        } catch (e) {
                return false;
        } finally {
                // release memory in IE
                div = null;
        }
}

function Sizzle( selector, context, results, seed ) {
        var match, elem, m, nodeType,
                // QSA vars
                i, groups, old, nid, newContext, newSelector;

        if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
                setDocument( context );
        }

        context = context || document;
        results = results || [];

        if ( !selector || typeof selector !== "string" ) {
                return results;
        }

        if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
                return [];
        }

        if ( !documentIsXML && !seed ) {

                // Shortcuts
                if ( (match = rquickExpr.exec( selector )) ) {
                        // Speed-up: Sizzle("#ID")
                        if ( (m = match[1]) ) {
                                if ( nodeType === 9 ) {
                                        elem = context.getElementById( m );
                                        // Check parentNode to catch when Blackberry 4.6 returns
                                        // nodes that are no longer in the document #6963
                                        if ( elem && elem.parentNode ) {
                                                // Handle the case where IE, Opera, and Webkit return items
                                                // by name instead of ID
                                                if ( elem.id === m ) {
                                                        results.push( elem );
                                                        return results;
                                                }
                                        } else {
                                                return results;
                                        }
                                } else {
                                        // Context is not a document
                                        if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
                                                contains( context, elem ) && elem.id === m ) {
                                                results.push( elem );
                                                return results;
                                        }
                                }

                        // Speed-up: Sizzle("TAG")
                        } else if ( match[2] ) {
                                push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) );
                                return results;

                        // Speed-up: Sizzle(".CLASS")
                        } else if ( (m = match[3]) && support.getByClassName && context.getElementsByClassName ) {
                                push.apply( results, slice.call(context.getElementsByClassName( m ), 0) );
                                return results;
                        }
                }

                // QSA path
                if ( support.qsa && !rbuggyQSA.test(selector) ) {
                        old = true;
                        nid = expando;
                        newContext = context;
                        newSelector = nodeType === 9 && selector;

                        // qSA works strangely on Element-rooted queries
                        // We can work around this by specifying an extra ID on the root
                        // and working up from there (Thanks to Andrew Dupont for the technique)
                        // IE 8 doesn't work on object elements
                        if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
                                groups = tokenize( selector );

                                if ( (old = context.getAttribute("id")) ) {
                                        nid = old.replace( rescape, "\\$&" );
                                } else {
                                        context.setAttribute( "id", nid );
                                }
                                nid = "[id='" + nid + "'] ";

                                i = groups.length;
                                while ( i-- ) {
                                        groups[i] = nid + toSelector( groups[i] );
                                }
                                newContext = rsibling.test( selector ) && context.parentNode || context;
                                newSelector = groups.join(",");
                        }

                        if ( newSelector ) {
                                try {
                                        push.apply( results, slice.call( newContext.querySelectorAll(
                                                newSelector
                                        ), 0 ) );
                                        return results;
                                } catch(qsaError) {
                                } finally {
                                        if ( !old ) {
                                                context.removeAttribute("id");
                                        }
                                }
                        }
                }
        }

        // All others
        return select( selector.replace( rtrim, "$1" ), context, results, seed );
}

/**
 * Detect xml
 * @param {Element|Object} elem An element or a document
 */
isXML = Sizzle.isXML = function( elem ) {
        // documentElement is verified for cases where it doesn't yet exist
        // (such as loading iframes in IE - #4833)
        var documentElement = elem && (elem.ownerDocument || elem).documentElement;
        return documentElement ? documentElement.nodeName !== "HTML" : false;
};

/**
 * Sets document-related variables once based on the current document
 * @param {Element|Object} [doc] An element or document object to use to set the document
 * @returns {Object} Returns the current document
 */
setDocument = Sizzle.setDocument = function( node ) {
        var doc = node ? node.ownerDocument || node : preferredDoc;

        // If no document and documentElement is available, return
        if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
                return document;
        }

        // Set our document
        document = doc;
        docElem = doc.documentElement;

        // Support tests
        documentIsXML = isXML( doc );

        // Check if getElementsByTagName("*") returns only elements
        support.tagNameNoComments = assert(function( div ) {
                div.appendChild( doc.createComment("") );
                return !div.getElementsByTagName("*").length;
        });

        // Check if attributes should be retrieved by attribute nodes
        support.attributes = assert(function( div ) {
                div.innerHTML = "<select></select>";
                var type = typeof div.lastChild.getAttribute("multiple");
                // IE8 returns a string for some attributes even when not present
                return type !== "boolean" && type !== "string";
        });

        // Check if getElementsByClassName can be trusted
        support.getByClassName = assert(function( div ) {
                // Opera can't find a second classname (in 9.6)
                div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>";
                if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) {
                        return false;
                }

                // Safari 3.2 caches class attributes and doesn't catch changes
                div.lastChild.className = "e";
                return div.getElementsByClassName("e").length === 2;
        });

        // Check if getElementById returns elements by name
        // Check if getElementsByName privileges form controls or returns elements by ID
        support.getByName = assert(function( div ) {
                // Inject content
                div.id = expando + 0;
                div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>";
                docElem.insertBefore( div, docElem.firstChild );

                // Test
                var pass = doc.getElementsByName &&
                        // buggy browsers will return fewer than the correct 2
                        doc.getElementsByName( expando ).length === 2 +
                        // buggy browsers will return more than the correct 0
                        doc.getElementsByName( expando + 0 ).length;
                support.getIdNotName = !doc.getElementById( expando );

                // Cleanup
                docElem.removeChild( div );

                return pass;
        });

        // IE6/7 return modified attributes
        Expr.attrHandle = assert(function( div ) {
                div.innerHTML = "<a href='#'></a>";
                return div.firstChild && typeof div.firstChild.getAttribute !== strundefined &&
                        div.firstChild.getAttribute("href") === "#";
        }) ?
                {} :
                {
                        "href": function( elem ) {
                                return elem.getAttribute( "href", 2 );
                        },
                        "type": function( elem ) {
                                return elem.getAttribute("type");
                        }
                };

        // ID find and filter
        if ( support.getIdNotName ) {
                Expr.find["ID"] = function( id, context ) {
                        if ( typeof context.getElementById !== strundefined && !documentIsXML ) {
                                var m = context.getElementById( id );
                                // Check parentNode to catch when Blackberry 4.6 returns
                                // nodes that are no longer in the document #6963
                                return m && m.parentNode ? [m] : [];
                        }
                };
                Expr.filter["ID"] = function( id ) {
                        var attrId = id.replace( runescape, funescape );
                        return function( elem ) {
                                return elem.getAttribute("id") === attrId;
                        };
                };
        } else {
                Expr.find["ID"] = function( id, context ) {
                        if ( typeof context.getElementById !== strundefined && !documentIsXML ) {
                                var m = context.getElementById( id );

                                return m ?
                                        m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ?
                                                [m] :
                                                undefined :
                                        [];
                        }
                };
                Expr.filter["ID"] =  function( id ) {
                        var attrId = id.replace( runescape, funescape );
                        return function( elem ) {
                                var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
                                return node && node.value === attrId;
                        };
                };
        }

        // Tag
        Expr.find["TAG"] = support.tagNameNoComments ?
                function( tag, context ) {
                        if ( typeof context.getElementsByTagName !== strundefined ) {
                                return context.getElementsByTagName( tag );
                        }
                } :
                function( tag, context ) {
                        var elem,
                                tmp = [],
                                i = 0,
                                results = context.getElementsByTagName( tag );

                        // Filter out possible comments
                        if ( tag === "*" ) {
                                while ( (elem = results[i++]) ) {
                                        if ( elem.nodeType === 1 ) {
                                                tmp.push( elem );
                                        }
                                }

                                return tmp;
                        }
                        return results;
                };

        // Name
        Expr.find["NAME"] = support.getByName && function( tag, context ) {
                if ( typeof context.getElementsByName !== strundefined ) {
                        return context.getElementsByName( name );
                }
        };

        // Class
        Expr.find["CLASS"] = support.getByClassName && function( className, context ) {
                if ( typeof context.getElementsByClassName !== strundefined && !documentIsXML ) {
                        return context.getElementsByClassName( className );
                }
        };

        // QSA and matchesSelector support

        // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
        rbuggyMatches = [];

        // qSa(:focus) reports false when true (Chrome 21),
        // no need to also add to buggyMatches since matches checks buggyQSA
        // A support test would require too much code (would include document ready)
        rbuggyQSA = [ ":focus" ];

        if ( (support.qsa = isNative(doc.querySelectorAll)) ) {
                // Build QSA regex
                // Regex strategy adopted from Diego Perini
                assert(function( div ) {
                        // Select is set to empty string on purpose
                        // This is to test IE's treatment of not explictly
                        // setting a boolean content attribute,
                        // since its presence should be enough
                        // http://bugs.jquery.com/ticket/12359
                        div.innerHTML = "<select><option selected=''></option></select>";

                        // IE8 - Some boolean attributes are not treated correctly
                        if ( !div.querySelectorAll("[selected]").length ) {
                                rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" );
                        }

                        // Webkit/Opera - :checked should return selected option elements
                        // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                        // IE8 throws error here and will not see later tests
                        if ( !div.querySelectorAll(":checked").length ) {
                                rbuggyQSA.push(":checked");
                        }
                });

                assert(function( div ) {

                        // Opera 10-12/IE8 - ^= $= *= and empty values
                        // Should not select anything
                        div.innerHTML = "<input type='hidden' i=''/>";
                        if ( div.querySelectorAll("[i^='']").length ) {
                                rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" );
                        }

                        // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
                        // IE8 throws error here and will not see later tests
                        if ( !div.querySelectorAll(":enabled").length ) {
                                rbuggyQSA.push( ":enabled", ":disabled" );
                        }

                        // Opera 10-11 does not throw on post-comma invalid pseudos
                        div.querySelectorAll("*,:x");
                        rbuggyQSA.push(",.*:");
                });
        }

        if ( (support.matchesSelector = isNative( (matches = docElem.matchesSelector ||
                docElem.mozMatchesSelector ||
                docElem.webkitMatchesSelector ||
                docElem.oMatchesSelector ||
                docElem.msMatchesSelector) )) ) {

                assert(function( div ) {
                        // Check to see if it's possible to do matchesSelector
                        // on a disconnected node (IE 9)
                        support.disconnectedMatch = matches.call( div, "div" );

                        // This should fail with an exception
                        // Gecko does not error, returns false instead
                        matches.call( div, "[s!='']:x" );
                        rbuggyMatches.push( "!=", pseudos );
                });
        }

        rbuggyQSA = new RegExp( rbuggyQSA.join("|") );
        rbuggyMatches = new RegExp( rbuggyMatches.join("|") );

        // Element contains another
        // Purposefully does not implement inclusive descendent
        // As in, an element does not contain itself
        contains = isNative(docElem.contains) || docElem.compareDocumentPosition ?
                function( a, b ) {
                        var adown = a.nodeType === 9 ? a.documentElement : a,
                                bup = b && b.parentNode;
                        return a === bup || !!( bup && bup.nodeType === 1 && (
                                adown.contains ?
                                        adown.contains( bup ) :
                                        a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
                        ));
                } :
                function( a, b ) {
                        if ( b ) {
                                while ( (b = b.parentNode) ) {
                                        if ( b === a ) {
                                                return true;
                                        }
                                }
                        }
                        return false;
                };

        // Document order sorting
        sortOrder = docElem.compareDocumentPosition ?
        function( a, b ) {
                var compare;

                if ( a === b ) {
                        hasDuplicate = true;
                        return 0;
                }

                if ( (compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b )) ) {
                        if ( compare & 1 || a.parentNode && a.parentNode.nodeType === 11 ) {
                                if ( a === doc || contains( preferredDoc, a ) ) {
                                        return -1;
                                }
                                if ( b === doc || contains( preferredDoc, b ) ) {
                                        return 1;
                                }
                                return 0;
                        }
                        return compare & 4 ? -1 : 1;
                }

                return a.compareDocumentPosition ? -1 : 1;
        } :
        function( a, b ) {
                var cur,
                        i = 0,
                        aup = a.parentNode,
                        bup = b.parentNode,
                        ap = [ a ],
                        bp = [ b ];

                // Exit early if the nodes are identical
                if ( a === b ) {
                        hasDuplicate = true;
                        return 0;

                // Parentless nodes are either documents or disconnected
                } else if ( !aup || !bup ) {
                        return a === doc ? -1 :
                                b === doc ? 1 :
                                aup ? -1 :
                                bup ? 1 :
                                0;

                // If the nodes are siblings, we can do a quick check
                } else if ( aup === bup ) {
                        return siblingCheck( a, b );
                }

                // Otherwise we need full lists of their ancestors for comparison
                cur = a;
                while ( (cur = cur.parentNode) ) {
                        ap.unshift( cur );
                }
                cur = b;
                while ( (cur = cur.parentNode) ) {
                        bp.unshift( cur );
                }

                // Walk down the tree looking for a discrepancy
                while ( ap[i] === bp[i] ) {
                        i++;
                }

                return i ?
                        // Do a sibling check if the nodes have a common ancestor
                        siblingCheck( ap[i], bp[i] ) :

                        // Otherwise nodes in our document sort first
                        ap[i] === preferredDoc ? -1 :
                        bp[i] === preferredDoc ? 1 :
                        0;
        };

        // Always assume the presence of duplicates if sort doesn't
        // pass them to our comparison function (as in Google Chrome).
        hasDuplicate = false;
        [0, 0].sort( sortOrder );
        support.detectDuplicates = hasDuplicate;

        return document;
};

Sizzle.matches = function( expr, elements ) {
        return Sizzle( expr, null, null, elements );
};

Sizzle.matchesSelector = function( elem, expr ) {
        // Set document vars if needed
        if ( ( elem.ownerDocument || elem ) !== document ) {
                setDocument( elem );
        }

        // Make sure that attribute selectors are quoted
        expr = expr.replace( rattributeQuotes, "='$1']" );

        // rbuggyQSA always contains :focus, so no need for an existence check
        if ( support.matchesSelector && !documentIsXML && (!rbuggyMatches || !rbuggyMatches.test(expr)) && !rbuggyQSA.test(expr) ) {
                try {
                        var ret = matches.call( elem, expr );

                        // IE 9's matchesSelector returns false on disconnected nodes
                        if ( ret || support.disconnectedMatch ||
                                        // As well, disconnected nodes are said to be in a document
                                        // fragment in IE 9
                                        elem.document && elem.document.nodeType !== 11 ) {
                                return ret;
                        }
                } catch(e) {}
        }

        return Sizzle( expr, document, null, [elem] ).length > 0;
};

Sizzle.contains = function( context, elem ) {
        // Set document vars if needed
        if ( ( context.ownerDocument || context ) !== document ) {
                setDocument( context );
        }
        return contains( context, elem );
};

Sizzle.attr = function( elem, name ) {
        var val;

        // Set document vars if needed
        if ( ( elem.ownerDocument || elem ) !== document ) {
                setDocument( elem );
        }

        if ( !documentIsXML ) {
                name = name.toLowerCase();
        }
        if ( (val = Expr.attrHandle[ name ]) ) {
                return val( elem );
        }
        if ( documentIsXML || support.attributes ) {
                return elem.getAttribute( name );
        }
        return ( (val = elem.getAttributeNode( name )) || elem.getAttribute( name ) ) && elem[ name ] === true ?
                name :
                val && val.specified ? val.value : null;
};

Sizzle.error = function( msg ) {
        throw new Error( "Syntax error, unrecognized expression: " + msg );
};

// Document sorting and removing duplicates
Sizzle.uniqueSort = function( results ) {
        var elem,
                duplicates = [],
                i = 1,
                j = 0;

        // Unless we *know* we can detect duplicates, assume their presence
        hasDuplicate = !support.detectDuplicates;
        results.sort( sortOrder );

        if ( hasDuplicate ) {
                for ( ; (elem = results[i]); i++ ) {
                        if ( elem === results[ i - 1 ] ) {
                                j = duplicates.push( i );
                        }
                }
                while ( j-- ) {
                        results.splice( duplicates[ j ], 1 );
                }
        }

        return results;
};

function siblingCheck( a, b ) {
        var cur = b && a,
                diff = cur && ( ~b.sourceIndex || MAX_NEGATIVE ) - ( ~a.sourceIndex || MAX_NEGATIVE );

        // Use IE sourceIndex if available on both nodes
        if ( diff ) {
                return diff;
        }

        // Check if b follows a
        if ( cur ) {
                while ( (cur = cur.nextSibling) ) {
                        if ( cur === b ) {
                                return -1;
                        }
                }
        }

        return a ? 1 : -1;
}

// Returns a function to use in pseudos for input types
function createInputPseudo( type ) {
        return function( elem ) {
                var name = elem.nodeName.toLowerCase();
                return name === "input" && elem.type === type;
        };
}

// Returns a function to use in pseudos for buttons
function createButtonPseudo( type ) {
        return function( elem ) {
                var name = elem.nodeName.toLowerCase();
                return (name === "input" || name === "button") && elem.type === type;
        };
}

// Returns a function to use in pseudos for positionals
function createPositionalPseudo( fn ) {
        return markFunction(function( argument ) {
                argument = +argument;
                return markFunction(function( seed, matches ) {
                        var j,
                                matchIndexes = fn( [], seed.length, argument ),
                                i = matchIndexes.length;

                        // Match elements found at the specified indexes
                        while ( i-- ) {
                                if ( seed[ (j = matchIndexes[i]) ] ) {
                                        seed[j] = !(matches[j] = seed[j]);
                                }
                        }
                });
        });
}

/**
 * Utility function for retrieving the text value of an array of DOM nodes
 * @param {Array|Element} elem
 */
getText = Sizzle.getText = function( elem ) {
        var node,
                ret = "",
                i = 0,
                nodeType = elem.nodeType;

        if ( !nodeType ) {
                // If no nodeType, this is expected to be an array
                for ( ; (node = elem[i]); i++ ) {
                        // Do not traverse comment nodes
                        ret += getText( node );
                }
        } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
                // Use textContent for elements
                // innerText usage removed for consistency of new lines (see #11153)
                if ( typeof elem.textContent === "string" ) {
                        return elem.textContent;
                } else {
                        // Traverse its children
                        for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
                                ret += getText( elem );
                        }
                }
        } else if ( nodeType === 3 || nodeType === 4 ) {
                return elem.nodeValue;
        }
        // Do not include comment or processing instruction nodes

        return ret;
};

Expr = Sizzle.selectors = {

        // Can be adjusted by the user
        cacheLength: 50,

        createPseudo: markFunction,

        match: matchExpr,

        find: {},

        relative: {
                ">": { dir: "parentNode", first: true },
                " ": { dir: "parentNode" },
                "+": { dir: "previousSibling", first: true },
                "~": { dir: "previousSibling" }
        },

        preFilter: {
                "ATTR": function( match ) {
                        match[1] = match[1].replace( runescape, funescape );

                        // Move the given value to match[3] whether quoted or unquoted
                        match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );

                        if ( match[2] === "~=" ) {
                                match[3] = " " + match[3] + " ";
                        }

                        return match.slice( 0, 4 );
                },

                "CHILD": function( match ) {
                        /* matches from matchExpr["CHILD"]
                                1 type (only|nth|...)
                                2 what (child|of-type)
                                3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
                                4 xn-component of xn+y argument ([+-]?\d*n|)
                                5 sign of xn-component
                                6 x of xn-component
                                7 sign of y-component
                                8 y of y-component
                        */
                        match[1] = match[1].toLowerCase();

                        if ( match[1].slice( 0, 3 ) === "nth" ) {
                                // nth-* requires argument
                                if ( !match[3] ) {
                                        Sizzle.error( match[0] );
                                }

                                // numeric x and y parameters for Expr.filter.CHILD
                                // remember that false/true cast respectively to 0/1
                                match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
                                match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );

                        // other types prohibit arguments
                        } else if ( match[3] ) {
                                Sizzle.error( match[0] );
                        }

                        return match;
                },

                "PSEUDO": function( match ) {
                        var excess,
                                unquoted = !match[5] && match[2];

                        if ( matchExpr["CHILD"].test( match[0] ) ) {
                                return null;
                        }

                        // Accept quoted arguments as-is
                        if ( match[4] ) {
                                match[2] = match[4];

                        // Strip excess characters from unquoted arguments
                        } else if ( unquoted && rpseudo.test( unquoted ) &&
                                // Get excess from tokenize (recursively)
                                (excess = tokenize( unquoted, true )) &&
                                // advance to the next closing parenthesis
                                (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {

                                // excess is a negative index
                                match[0] = match[0].slice( 0, excess );
                                match[2] = unquoted.slice( 0, excess );
                        }

                        // Return only captures needed by the pseudo filter method (type and argument)
                        return match.slice( 0, 3 );
                }
        },

        filter: {

                "TAG": function( nodeName ) {
                        if ( nodeName === "*" ) {
                                return function() { return true; };
                        }

                        nodeName = nodeName.replace( runescape, funescape ).toLowerCase();
                        return function( elem ) {
                                return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
                        };
                },

                "CLASS": function( className ) {
                        var pattern = classCache[ className + " " ];

                        return pattern ||
                                (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
                                classCache( className, function( elem ) {
                                        return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" );
                                });
                },

                "ATTR": function( name, operator, check ) {
                        return function( elem ) {
                                var result = Sizzle.attr( elem, name );

                                if ( result == null ) {
                                        return operator === "!=";
                                }
                                if ( !operator ) {
                                        return true;
                                }

                                result += "";

                                return operator === "=" ? result === check :
                                        operator === "!=" ? result !== check :
                                        operator === "^=" ? check && result.indexOf( check ) === 0 :
                                        operator === "*=" ? check && result.indexOf( check ) > -1 :
                                        operator === "$=" ? check && result.slice( -check.length ) === check :
                                        operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
                                        operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
                                        false;
                        };
                },

                "CHILD": function( type, what, argument, first, last ) {
                        var simple = type.slice( 0, 3 ) !== "nth",
                                forward = type.slice( -4 ) !== "last",
                                ofType = what === "of-type";

                        return first === 1 && last === 0 ?

                                // Shortcut for :nth-*(n)
                                function( elem ) {
                                        return !!elem.parentNode;
                                } :

                                function( elem, context, xml ) {
                                        var cache, outerCache, node, diff, nodeIndex, start,
                                                dir = simple !== forward ? "nextSibling" : "previousSibling",
                                                parent = elem.parentNode,
                                                name = ofType && elem.nodeName.toLowerCase(),
                                                useCache = !xml && !ofType;

                                        if ( parent ) {

                                                // :(first|last|only)-(child|of-type)
                                                if ( simple ) {
                                                        while ( dir ) {
                                                                node = elem;
                                                                while ( (node = node[ dir ]) ) {
                                                                        if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
                                                                                return false;
                                                                        }
                                                                }
                                                                // Reverse direction for :only-* (if we haven't yet done so)
                                                                start = dir = type === "only" && !start && "nextSibling";
                                                        }
                                                        return true;
                                                }

                                                start = [ forward ? parent.firstChild : parent.lastChild ];

                                                // non-xml :nth-child(...) stores cache data on `parent`
                                                if ( forward && useCache ) {
                                                        // Seek `elem` from a previously-cached index
                                                        outerCache = parent[ expando ] || (parent[ expando ] = {});
                                                        cache = outerCache[ type ] || [];
                                                        nodeIndex = cache[0] === dirruns && cache[1];
                                                        diff = cache[0] === dirruns && cache[2];
                                                        node = nodeIndex && parent.childNodes[ nodeIndex ];

                                                        while ( (node = ++nodeIndex && node && node[ dir ] ||

                                                                // Fallback to seeking `elem` from the start
                                                                (diff = nodeIndex = 0) || start.pop()) ) {

                                                                // When found, cache indexes on `parent` and break
                                                                if ( node.nodeType === 1 && ++diff && node === elem ) {
                                                                        outerCache[ type ] = [ dirruns, nodeIndex, diff ];
                                                                        break;
                                                                }
                                                        }

                                                // Use previously-cached element index if available
                                                } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
                                                        diff = cache[1];

                                                // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
                                                } else {
                                                        // Use the same loop as above to seek `elem` from the start
                                                        while ( (node = ++nodeIndex && node && node[ dir ] ||
                                                                (diff = nodeIndex = 0) || start.pop()) ) {

                                                                if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
                                                                        // Cache the index of each encountered element
                                                                        if ( useCache ) {
                                                                                (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
                                                                        }

                                                                        if ( node === elem ) {
                                                                                break;
                                                                        }
                                                                }
                                                        }
                                                }

                                                // Incorporate the offset, then check against cycle size
                                                diff -= last;
                                                return diff === first || ( diff % first === 0 && diff / first >= 0 );
                                        }
                                };
                },

                "PSEUDO": function( pseudo, argument ) {
                        // pseudo-class names are case-insensitive
                        // http://www.w3.org/TR/selectors/#pseudo-classes
                        // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
                        // Remember that setFilters inherits from pseudos
                        var args,
                                fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
                                        Sizzle.error( "unsupported pseudo: " + pseudo );

                        // The user may use createPseudo to indicate that
                        // arguments are needed to create the filter function
                        // just as Sizzle does
                        if ( fn[ expando ] ) {
                                return fn( argument );
                        }

                        // But maintain support for old signatures
                        if ( fn.length > 1 ) {
                                args = [ pseudo, pseudo, "", argument ];
                                return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
                                        markFunction(function( seed, matches ) {
                                                var idx,
                                                        matched = fn( seed, argument ),
                                                        i = matched.length;
                                                while ( i-- ) {
                                                        idx = indexOf.call( seed, matched[i] );
                                                        seed[ idx ] = !( matches[ idx ] = matched[i] );
                                                }
                                        }) :
                                        function( elem ) {
                                                return fn( elem, 0, args );
                                        };
                        }

                        return fn;
                }
        },

        pseudos: {
                // Potentially complex pseudos
                "not": markFunction(function( selector ) {
                        // Trim the selector passed to compile
                        // to avoid treating leading and trailing
                        // spaces as combinators
                        var input = [],
                                results = [],
                                matcher = compile( selector.replace( rtrim, "$1" ) );

                        return matcher[ expando ] ?
                                markFunction(function( seed, matches, context, xml ) {
                                        var elem,
                                                unmatched = matcher( seed, null, xml, [] ),
                                                i = seed.length;

                                        // Match elements unmatched by `matcher`
                                        while ( i-- ) {
                                                if ( (elem = unmatched[i]) ) {
                                                        seed[i] = !(matches[i] = elem);
                                                }
                                        }
                                }) :
                                function( elem, context, xml ) {
                                        input[0] = elem;
                                        matcher( input, null, xml, results );
                                        return !results.pop();
                                };
                }),

                "has": markFunction(function( selector ) {
                        return function( elem ) {
                                return Sizzle( selector, elem ).length > 0;
                        };
                }),

                "contains": markFunction(function( text ) {
                        return function( elem ) {
                                return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
                        };
                }),

                // "Whether an element is represented by a :lang() selector
                // is based solely on the element's language value
                // being equal to the identifier C,
                // or beginning with the identifier C immediately followed by "-".
                // The matching of C against the element's language value is performed case-insensitively.
                // The identifier C does not have to be a valid language name."
                // http://www.w3.org/TR/selectors/#lang-pseudo
                "lang": markFunction( function( lang ) {
                        // lang value must be a valid identifider
                        if ( !ridentifier.test(lang || "") ) {
                                Sizzle.error( "unsupported lang: " + lang );
                        }
                        lang = lang.replace( runescape, funescape ).toLowerCase();
                        return function( elem ) {
                                var elemLang;
                                do {
                                        if ( (elemLang = documentIsXML ?
                                                elem.getAttribute("xml:lang") || elem.getAttribute("lang") :
                                                elem.lang) ) {

                                                elemLang = elemLang.toLowerCase();
                                                return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
                                        }
                                } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
                                return false;
                        };
                }),

                // Miscellaneous
                "target": function( elem ) {
                        var hash = window.location && window.location.hash;
                        return hash && hash.slice( 1 ) === elem.id;
                },

                "root": function( elem ) {
                        return elem === docElem;
                },

                "focus": function( elem ) {
                        return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
                },

                // Boolean properties
                "enabled": function( elem ) {
                        return elem.disabled === false;
                },

                "disabled": function( elem ) {
                        return elem.disabled === true;
                },

                "checked": function( elem ) {
                        // In CSS3, :checked should return both checked and selected elements
                        // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                        var nodeName = elem.nodeName.toLowerCase();
                        return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
                },

                "selected": function( elem ) {
                        // Accessing this property makes selected-by-default
                        // options in Safari work properly
                        if ( elem.parentNode ) {
                                elem.parentNode.selectedIndex;
                        }

                        return elem.selected === true;
                },

                // Contents
                "empty": function( elem ) {
                        // http://www.w3.org/TR/selectors/#empty-pseudo
                        // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
                        //   not comment, processing instructions, or others
                        // Thanks to Diego Perini for the nodeName shortcut
                        //   Greater than "@" means alpha characters (specifically not starting with "#" or "?")
                        for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
                                if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) {
                                        return false;
                                }
                        }
                        return true;
                },

                "parent": function( elem ) {
                        return !Expr.pseudos["empty"]( elem );
                },

                // Element/input types
                "header": function( elem ) {
                        return rheader.test( elem.nodeName );
                },

                "input": function( elem ) {
                        return rinputs.test( elem.nodeName );
                },

                "button": function( elem ) {
                        var name = elem.nodeName.toLowerCase();
                        return name === "input" && elem.type === "button" || name === "button";
                },

                "text": function( elem ) {
                        var attr;
                        // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
                        // use getAttribute instead to test this case
                        return elem.nodeName.toLowerCase() === "input" &&
                                elem.type === "text" &&
                                ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type );
                },

                // Position-in-collection
                "first": createPositionalPseudo(function() {
                        return [ 0 ];
                }),

                "last": createPositionalPseudo(function( matchIndexes, length ) {
                        return [ length - 1 ];
                }),

                "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
                        return [ argument < 0 ? argument + length : argument ];
                }),

                "even": createPositionalPseudo(function( matchIndexes, length ) {
                        var i = 0;
                        for ( ; i < length; i += 2 ) {
                                matchIndexes.push( i );
                        }
                        return matchIndexes;
                }),

                "odd": createPositionalPseudo(function( matchIndexes, length ) {
                        var i = 1;
                        for ( ; i < length; i += 2 ) {
                                matchIndexes.push( i );
                        }
                        return matchIndexes;
                }),

                "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
                        var i = argument < 0 ? argument + length : argument;
                        for ( ; --i >= 0; ) {
                                matchIndexes.push( i );
                        }
                        return matchIndexes;
                }),

                "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
                        var i = argument < 0 ? argument + length : argument;
                        for ( ; ++i < length; ) {
                                matchIndexes.push( i );
                        }
                        return matchIndexes;
                })
        }
};

// Add button/input type pseudos
for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
        Expr.pseudos[ i ] = createInputPseudo( i );
}
for ( i in { submit: true, reset: true } ) {
        Expr.pseudos[ i ] = createButtonPseudo( i );
}

function tokenize( selector, parseOnly ) {
        var matched, match, tokens, type,
                soFar, groups, preFilters,
                cached = tokenCache[ selector + " " ];

        if ( cached ) {
                return parseOnly ? 0 : cached.slice( 0 );
        }

        soFar = selector;
        groups = [];
        preFilters = Expr.preFilter;

        while ( soFar ) {

                // Comma and first run
                if ( !matched || (match = rcomma.exec( soFar )) ) {
                        if ( match ) {
                                // Don't consume trailing commas as valid
                                soFar = soFar.slice( match[0].length ) || soFar;
                        }
                        groups.push( tokens = [] );
                }

                matched = false;

                // Combinators
                if ( (match = rcombinators.exec( soFar )) ) {
                        matched = match.shift();
                        tokens.push( {
                                value: matched,
                                // Cast descendant combinators to space
                                type: match[0].replace( rtrim, " " )
                        } );
                        soFar = soFar.slice( matched.length );
                }

                // Filters
                for ( type in Expr.filter ) {
                        if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
                                (match = preFilters[ type ]( match ))) ) {
                                matched = match.shift();
                                tokens.push( {
                                        value: matched,
                                        type: type,
                                        matches: match
                                } );
                                soFar = soFar.slice( matched.length );
                        }
                }

                if ( !matched ) {
                        break;
                }
        }

        // Return the length of the invalid excess
        // if we're just parsing
        // Otherwise, throw an error or return tokens
        return parseOnly ?
                soFar.length :
                soFar ?
                        Sizzle.error( selector ) :
                        // Cache the tokens
                        tokenCache( selector, groups ).slice( 0 );
}

function toSelector( tokens ) {
        var i = 0,
                len = tokens.length,
                selector = "";
        for ( ; i < len; i++ ) {
                selector += tokens[i].value;
        }
        return selector;
}

function addCombinator( matcher, combinator, base ) {
        var dir = combinator.dir,
                checkNonElements = base && dir === "parentNode",
                doneName = done++;

        return combinator.first ?
                // Check against closest ancestor/preceding element
                function( elem, context, xml ) {
                        while ( (elem = elem[ dir ]) ) {
                                if ( elem.nodeType === 1 || checkNonElements ) {
                                        return matcher( elem, context, xml );
                                }
                        }
                } :

                // Check against all ancestor/preceding elements
                function( elem, context, xml ) {
                        var data, cache, outerCache,
                                dirkey = dirruns + " " + doneName;

                        // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
                        if ( xml ) {
                                while ( (elem = elem[ dir ]) ) {
                                        if ( elem.nodeType === 1 || checkNonElements ) {
                                                if ( matcher( elem, context, xml ) ) {
                                                        return true;
                                                }
                                        }
                                }
                        } else {
                                while ( (elem = elem[ dir ]) ) {
                                        if ( elem.nodeType === 1 || checkNonElements ) {
                                                outerCache = elem[ expando ] || (elem[ expando ] = {});
                                                if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) {
                                                        if ( (data = cache[1]) === true || data === cachedruns ) {
                                                                return data === true;
                                                        }
                                                } else {
                                                        cache = outerCache[ dir ] = [ dirkey ];
                                                        cache[1] = matcher( elem, context, xml ) || cachedruns;
                                                        if ( cache[1] === true ) {
                                                                return true;
                                                        }
                                                }
                                        }
                                }
                        }
                };
}

function elementMatcher( matchers ) {
        return matchers.length > 1 ?
                function( elem, context, xml ) {
                        var i = matchers.length;
                        while ( i-- ) {
                                if ( !matchers[i]( elem, context, xml ) ) {
                                        return false;
                                }
                        }
                        return true;
                } :
                matchers[0];
}

function condense( unmatched, map, filter, context, xml ) {
        var elem,
                newUnmatched = [],
                i = 0,
                len = unmatched.length,
                mapped = map != null;

        for ( ; i < len; i++ ) {
                if ( (elem = unmatched[i]) ) {
                        if ( !filter || filter( elem, context, xml ) ) {
                                newUnmatched.push( elem );
                                if ( mapped ) {
                                        map.push( i );
                                }
                        }
                }
        }

        return newUnmatched;
}

function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
        if ( postFilter && !postFilter[ expando ] ) {
                postFilter = setMatcher( postFilter );
        }
        if ( postFinder && !postFinder[ expando ] ) {
                postFinder = setMatcher( postFinder, postSelector );
        }
        return markFunction(function( seed, results, context, xml ) {
                var temp, i, elem,
                        preMap = [],
                        postMap = [],
                        preexisting = results.length,

                        // Get initial elements from seed or context
                        elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),

                        // Prefilter to get matcher input, preserving a map for seed-results synchronization
                        matcherIn = preFilter && ( seed || !selector ) ?
                                condense( elems, preMap, preFilter, context, xml ) :
                                elems,

                        matcherOut = matcher ?
                                // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
                                postFinder || ( seed ? preFilter : preexisting || postFilter ) ?

                                        // ...intermediate processing is necessary
                                        [] :

                                        // ...otherwise use results directly
                                        results :
                                matcherIn;

                // Find primary matches
                if ( matcher ) {
                        matcher( matcherIn, matcherOut, context, xml );
                }

                // Apply postFilter
                if ( postFilter ) {
                        temp = condense( matcherOut, postMap );
                        postFilter( temp, [], context, xml );

                        // Un-match failing elements by moving them back to matcherIn
                        i = temp.length;
                        while ( i-- ) {
                                if ( (elem = temp[i]) ) {
                                        matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
                                }
                        }
                }

                if ( seed ) {
                        if ( postFinder || preFilter ) {
                                if ( postFinder ) {
                                        // Get the final matcherOut by condensing this intermediate into postFinder contexts
                                        temp = [];
                                        i = matcherOut.length;
                                        while ( i-- ) {
                                                if ( (elem = matcherOut[i]) ) {
                                                        // Restore matcherIn since elem is not yet a final match
                                                        temp.push( (matcherIn[i] = elem) );
                                                }
                                        }
                                        postFinder( null, (matcherOut = []), temp, xml );
                                }

                                // Move matched elements from seed to results to keep them synchronized
                                i = matcherOut.length;
                                while ( i-- ) {
                                        if ( (elem = matcherOut[i]) &&
                                                (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {

                                                seed[temp] = !(results[temp] = elem);
                                        }
                                }
                        }

                // Add elements to results, through postFinder if defined
                } else {
                        matcherOut = condense(
                                matcherOut === results ?
                                        matcherOut.splice( preexisting, matcherOut.length ) :
                                        matcherOut
                        );
                        if ( postFinder ) {
                                postFinder( null, results, matcherOut, xml );
                        } else {
                                push.apply( results, matcherOut );
                        }
                }
        });
}

function matcherFromTokens( tokens ) {
        var checkContext, matcher, j,
                len = tokens.length,
                leadingRelative = Expr.relative[ tokens[0].type ],
                implicitRelative = leadingRelative || Expr.relative[" "],
                i = leadingRelative ? 1 : 0,

                // The foundational matcher ensures that elements are reachable from top-level context(s)
                matchContext = addCombinator( function( elem ) {
                        return elem === checkContext;
                }, implicitRelative, true ),
                matchAnyContext = addCombinator( function( elem ) {
                        return indexOf.call( checkContext, elem ) > -1;
                }, implicitRelative, true ),
                matchers = [ function( elem, context, xml ) {
                        return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
                                (checkContext = context).nodeType ?
                                        matchContext( elem, context, xml ) :
                                        matchAnyContext( elem, context, xml ) );
                } ];

        for ( ; i < len; i++ ) {
                if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
                        matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
                } else {
                        matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );

                        // Return special upon seeing a positional matcher
                        if ( matcher[ expando ] ) {
                                // Find the next relative operator (if any) for proper handling
                                j = ++i;
                                for ( ; j < len; j++ ) {
                                        if ( Expr.relative[ tokens[j].type ] ) {
                                                break;
                                        }
                                }
                                return setMatcher(
                                        i > 1 && elementMatcher( matchers ),
                                        i > 1 && toSelector( tokens.slice( 0, i - 1 ) ).replace( rtrim, "$1" ),
                                        matcher,
                                        i < j && matcherFromTokens( tokens.slice( i, j ) ),
                                        j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
                                        j < len && toSelector( tokens )
                                );
                        }
                        matchers.push( matcher );
                }
        }

        return elementMatcher( matchers );
}

function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
        // A counter to specify which element is currently being matched
        var matcherCachedRuns = 0,
                bySet = setMatchers.length > 0,
                byElement = elementMatchers.length > 0,
                superMatcher = function( seed, context, xml, results, expandContext ) {
                        var elem, j, matcher,
                                setMatched = [],
                                matchedCount = 0,
                                i = "0",
                                unmatched = seed && [],
                                outermost = expandContext != null,
                                contextBackup = outermostContext,
                                // We must always have either seed elements or context
                                elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ),
                                // Use integer dirruns iff this is the outermost matcher
                                dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1);

                        if ( outermost ) {
                                outermostContext = context !== document && context;
                                cachedruns = matcherCachedRuns;
                        }

                        // Add elements passing elementMatchers directly to results
                        // Keep `i` a string if there are no elements so `matchedCount` will be "00" below
                        for ( ; (elem = elems[i]) != null; i++ ) {
                                if ( byElement && elem ) {
                                        j = 0;
                                        while ( (matcher = elementMatchers[j++]) ) {
                                                if ( matcher( elem, context, xml ) ) {
                                                        results.push( elem );
                                                        break;
                                                }
                                        }
                                        if ( outermost ) {
                                                dirruns = dirrunsUnique;
                                                cachedruns = ++matcherCachedRuns;
                                        }
                                }

                                // Track unmatched elements for set filters
                                if ( bySet ) {
                                        // They will have gone through all possible matchers
                                        if ( (elem = !matcher && elem) ) {
                                                matchedCount--;
                                        }

                                        // Lengthen the array for every element, matched or not
                                        if ( seed ) {
                                                unmatched.push( elem );
                                        }
                                }
                        }

                        // Apply set filters to unmatched elements
                        matchedCount += i;
                        if ( bySet && i !== matchedCount ) {
                                j = 0;
                                while ( (matcher = setMatchers[j++]) ) {
                                        matcher( unmatched, setMatched, context, xml );
                                }

                                if ( seed ) {
                                        // Reintegrate element matches to eliminate the need for sorting
                                        if ( matchedCount > 0 ) {
                                                while ( i-- ) {
                                                        if ( !(unmatched[i] || setMatched[i]) ) {
                                                                setMatched[i] = pop.call( results );
                                                        }
                                                }
                                        }

                                        // Discard index placeholder values to get only actual matches
                                        setMatched = condense( setMatched );
                                }

                                // Add matches to results
                                push.apply( results, setMatched );

                                // Seedless set matches succeeding multiple successful matchers stipulate sorting
                                if ( outermost && !seed && setMatched.length > 0 &&
                                        ( matchedCount + setMatchers.length ) > 1 ) {

                                        Sizzle.uniqueSort( results );
                                }
                        }

                        // Override manipulation of globals by nested matchers
                        if ( outermost ) {
                                dirruns = dirrunsUnique;
                                outermostContext = contextBackup;
                        }

                        return unmatched;
                };

        return bySet ?
                markFunction( superMatcher ) :
                superMatcher;
}

compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {
        var i,
                setMatchers = [],
                elementMatchers = [],
                cached = compilerCache[ selector + " " ];

        if ( !cached ) {
                // Generate a function of recursive functions that can be used to check each element
                if ( !group ) {
                        group = tokenize( selector );
                }
                i = group.length;
                while ( i-- ) {
                        cached = matcherFromTokens( group[i] );
                        if ( cached[ expando ] ) {
                                setMatchers.push( cached );
                        } else {
                                elementMatchers.push( cached );
                        }
                }

                // Cache the compiled function
                cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
        }
        return cached;
};

function multipleContexts( selector, contexts, results ) {
        var i = 0,
                len = contexts.length;
        for ( ; i < len; i++ ) {
                Sizzle( selector, contexts[i], results );
        }
        return results;
}

function select( selector, context, results, seed ) {
        var i, tokens, token, type, find,
                match = tokenize( selector );

        if ( !seed ) {
                // Try to minimize operations if there is only one group
                if ( match.length === 1 ) {

                        // Take a shortcut and set the context if the root selector is an ID
                        tokens = match[0] = match[0].slice( 0 );
                        if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
                                        context.nodeType === 9 && !documentIsXML &&
                                        Expr.relative[ tokens[1].type ] ) {

                                context = Expr.find["ID"]( token.matches[0].replace( runescape, funescape ), context )[0];
                                if ( !context ) {
                                        return results;
                                }

                                selector = selector.slice( tokens.shift().value.length );
                        }

                        // Fetch a seed set for right-to-left matching
                        i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
                        while ( i-- ) {
                                token = tokens[i];

                                // Abort if we hit a combinator
                                if ( Expr.relative[ (type = token.type) ] ) {
                                        break;
                                }
                                if ( (find = Expr.find[ type ]) ) {
                                        // Search, expanding context for leading sibling combinators
                                        if ( (seed = find(
                                                token.matches[0].replace( runescape, funescape ),
                                                rsibling.test( tokens[0].type ) && context.parentNode || context
                                        )) ) {

                                                // If seed is empty or no tokens remain, we can return early
                                                tokens.splice( i, 1 );
                                                selector = seed.length && toSelector( tokens );
                                                if ( !selector ) {
                                                        push.apply( results, slice.call( seed, 0 ) );
                                                        return results;
                                                }

                                                break;
                                        }
                                }
                        }
                }
        }

        // Compile and execute a filtering function
        // Provide `match` to avoid retokenization if we modified the selector above
        compile( selector, match )(
                seed,
                context,
                documentIsXML,
                results,
                rsibling.test( selector )
        );
        return results;
}

// Deprecated
Expr.pseudos["nth"] = Expr.pseudos["eq"];

// Easy API for creating new setFilters
function setFilters() {}
Expr.filters = setFilters.prototype = Expr.pseudos;
Expr.setFilters = new setFilters();

// Initialize with the default document
setDocument();

// Override sizzle attribute retrieval
Sizzle.attr = jQuery.attr;
jQuery.find = Sizzle;
jQuery.expr = Sizzle.selectors;
jQuery.expr[":"] = jQuery.expr.pseudos;
jQuery.unique = Sizzle.uniqueSort;
jQuery.text = Sizzle.getText;
jQuery.isXMLDoc = Sizzle.isXML;
jQuery.contains = Sizzle.contains;


})( window );
var runtil = /Until$/,
        rparentsprev = /^(?:parents|prev(?:Until|All))/,
        isSimple = /^.[^:#\[\.,]*$/,
        rneedsContext = jQuery.expr.match.needsContext,
        // methods guaranteed to produce a unique set when starting from a unique set
        guaranteedUnique = {
                children: true,
                contents: true,
                next: true,
                prev: true
        };

jQuery.fn.extend({
        find: function( selector ) {
                var i, ret, self,
                        len = this.length;

                if ( typeof selector !== "string" ) {
                        self = this;
                        return this.pushStack( jQuery( selector ).filter(function() {
                                for ( i = 0; i < len; i++ ) {
                                        if ( jQuery.contains( self[ i ], this ) ) {
                                                return true;
                                        }
                                }
                        }) );
                }

                ret = [];
                for ( i = 0; i < len; i++ ) {
                        jQuery.find( selector, this[ i ], ret );
                }

                // Needed because $( selector, context ) becomes $( context ).find( selector )
                ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
                ret.selector = ( this.selector ? this.selector + " " : "" ) + selector;
                return ret;
        },

        has: function( target ) {
                var i,
                        targets = jQuery( target, this ),
                        len = targets.length;

                return this.filter(function() {
                        for ( i = 0; i < len; i++ ) {
                                if ( jQuery.contains( this, targets[i] ) ) {
                                        return true;
                                }
                        }
                });
        },

        not: function( selector ) {
                return this.pushStack( winnow(this, selector, false) );
        },

        filter: function( selector ) {
                return this.pushStack( winnow(this, selector, true) );
        },

        is: function( selector ) {
                return !!selector && (
                        typeof selector === "string" ?
                                // If this is a positional/relative selector, check membership in the returned set
                                // so $("p:first").is("p:last") won't return true for a doc with two "p".
                                rneedsContext.test( selector ) ?
                                        jQuery( selector, this.context ).index( this[0] ) >= 0 :
                                        jQuery.filter( selector, this ).length > 0 :
                                this.filter( selector ).length > 0 );
        },

        closest: function( selectors, context ) {
                var cur,
                        i = 0,
                        l = this.length,
                        ret = [],
                        pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
                                jQuery( selectors, context || this.context ) :
                                0;

                for ( ; i < l; i++ ) {
                        cur = this[i];

                        while ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) {
                                if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) {
                                        ret.push( cur );
                                        break;
                                }
                                cur = cur.parentNode;
                        }
                }

                return this.pushStack( ret.length > 1 ? jQuery.unique( ret ) : ret );
        },

        // Determine the position of an element within
        // the matched set of elements
        index: function( elem ) {

                // No argument, return index in parent
                if ( !elem ) {
                        return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1;
                }

                // index in selector
                if ( typeof elem === "string" ) {
                        return jQuery.inArray( this[0], jQuery( elem ) );
                }

                // Locate the position of the desired element
                return jQuery.inArray(
                        // If it receives a jQuery object, the first element is used
                        elem.jquery ? elem[0] : elem, this );
        },

        add: function( selector, context ) {
                var set = typeof selector === "string" ?
                                jQuery( selector, context ) :
                                jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
                        all = jQuery.merge( this.get(), set );

                return this.pushStack( jQuery.unique(all) );
        },

        addBack: function( selector ) {
                return this.add( selector == null ?
                        this.prevObject : this.prevObject.filter(selector)
                );
        }
});

jQuery.fn.andSelf = jQuery.fn.addBack;

function sibling( cur, dir ) {
        do {
                cur = cur[ dir ];
        } while ( cur && cur.nodeType !== 1 );

        return cur;
}

jQuery.each({
        parent: function( elem ) {
                var parent = elem.parentNode;
                return parent && parent.nodeType !== 11 ? parent : null;
        },
        parents: function( elem ) {
                return jQuery.dir( elem, "parentNode" );
        },
        parentsUntil: function( elem, i, until ) {
                return jQuery.dir( elem, "parentNode", until );
        },
        next: function( elem ) {
                return sibling( elem, "nextSibling" );
        },
        prev: function( elem ) {
                return sibling( elem, "previousSibling" );
        },
        nextAll: function( elem ) {
                return jQuery.dir( elem, "nextSibling" );
        },
        prevAll: function( elem ) {
                return jQuery.dir( elem, "previousSibling" );
        },
        nextUntil: function( elem, i, until ) {
                return jQuery.dir( elem, "nextSibling", until );
        },
        prevUntil: function( elem, i, until ) {
                return jQuery.dir( elem, "previousSibling", until );
        },
        siblings: function( elem ) {
                return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
        },
        children: function( elem ) {
                return jQuery.sibling( elem.firstChild );
        },
        contents: function( elem ) {
                return jQuery.nodeName( elem, "iframe" ) ?
                        elem.contentDocument || elem.contentWindow.document :
                        jQuery.merge( [], elem.childNodes );
        }
}, function( name, fn ) {
        jQuery.fn[ name ] = function( until, selector ) {
                var ret = jQuery.map( this, fn, until );

                if ( !runtil.test( name ) ) {
                        selector = until;
                }

                if ( selector && typeof selector === "string" ) {
                        ret = jQuery.filter( selector, ret );
                }

                ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret;

                if ( this.length > 1 && rparentsprev.test( name ) ) {
                        ret = ret.reverse();
                }

                return this.pushStack( ret );
        };
});

jQuery.extend({
        filter: function( expr, elems, not ) {
                if ( not ) {
                        expr = ":not(" + expr + ")";
                }

                return elems.length === 1 ?
                        jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] :
                        jQuery.find.matches(expr, elems);
        },

        dir: function( elem, dir, until ) {
                var matched = [],
                        cur = elem[ dir ];

                while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
                        if ( cur.nodeType === 1 ) {
                                matched.push( cur );
                        }
                        cur = cur[dir];
                }
                return matched;
        },

        sibling: function( n, elem ) {
                var r = [];

                for ( ; n; n = n.nextSibling ) {
                        if ( n.nodeType === 1 && n !== elem ) {
                                r.push( n );
                        }
                }

                return r;
        }
});

// Implement the identical functionality for filter and not
function winnow( elements, qualifier, keep ) {

        // Can't pass null or undefined to indexOf in Firefox 4
        // Set to 0 to skip string check
        qualifier = qualifier || 0;

        if ( jQuery.isFunction( qualifier ) ) {
                return jQuery.grep(elements, function( elem, i ) {
                        var retVal = !!qualifier.call( elem, i, elem );
                        return retVal === keep;
                });

        } else if ( qualifier.nodeType ) {
                return jQuery.grep(elements, function( elem ) {
                        return ( elem === qualifier ) === keep;
                });

        } else if ( typeof qualifier === "string" ) {
                var filtered = jQuery.grep(elements, function( elem ) {
                        return elem.nodeType === 1;
                });

                if ( isSimple.test( qualifier ) ) {
                        return jQuery.filter(qualifier, filtered, !keep);
                } else {
                        qualifier = jQuery.filter( qualifier, filtered );
                }
        }

        return jQuery.grep(elements, function( elem ) {
                return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep;
        });
}
function createSafeFragment( document ) {
        var list = nodeNames.split( "|" ),
                safeFrag = document.createDocumentFragment();

        if ( safeFrag.createElement ) {
                while ( list.length ) {
                        safeFrag.createElement(
                                list.pop()
                        );
                }
        }
        return safeFrag;
}

var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
                "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
        rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
        rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
        rleadingWhitespace = /^\s+/,
        rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
        rtagName = /<([\w:]+)/,
        rtbody = /<tbody/i,
        rhtml = /<|&#?\w+;/,
        rnoInnerhtml = /<(?:script|style|link)/i,
        manipulation_rcheckableType = /^(?:checkbox|radio)$/i,
        // checked="checked" or checked
        rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
        rscriptType = /^$|\/(?:java|ecma)script/i,
        rscriptTypeMasked = /^true\/(.*)/,
        rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,

        // We have to close these tags to support XHTML (#13200)
        wrapMap = {
                option: [ 1, "<select multiple='multiple'>", "</select>" ],
                legend: [ 1, "<fieldset>", "</fieldset>" ],
                area: [ 1, "<map>", "</map>" ],
                param: [ 1, "<object>", "</object>" ],
                thead: [ 1, "<table>", "</table>" ],
                tr: [ 2, "<table><tbody>", "</tbody></table>" ],
                col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
                td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],

                // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
                // unless wrapped in a div with non-breaking characters in front of it.
                _default: jQuery.support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X<div>", "</div>"  ]
        },
        safeFragment = createSafeFragment( document ),
        fragmentDiv = safeFragment.appendChild( document.createElement("div") );

wrapMap.optgroup = wrapMap.option;
wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
wrapMap.th = wrapMap.td;

jQuery.fn.extend({
        text: function( value ) {
                return jQuery.access( this, function( value ) {
                        return value === undefined ?
                                jQuery.text( this ) :
                                this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
                }, null, value, arguments.length );
        },

        wrapAll: function( html ) {
                if ( jQuery.isFunction( html ) ) {
                        return this.each(function(i) {
                                jQuery(this).wrapAll( html.call(this, i) );
                        });
                }

                if ( this[0] ) {
                        // The elements to wrap the target around
                        var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);

                        if ( this[0].parentNode ) {
                                wrap.insertBefore( this[0] );
                        }

                        wrap.map(function() {
                                var elem = this;

                                while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
                                        elem = elem.firstChild;
                                }

                                return elem;
                        }).append( this );
                }

                return this;
        },

        wrapInner: function( html ) {
                if ( jQuery.isFunction( html ) ) {
                        return this.each(function(i) {
                                jQuery(this).wrapInner( html.call(this, i) );
                        });
                }

                return this.each(function() {
                        var self = jQuery( this ),
                                contents = self.contents();

                        if ( contents.length ) {
                                contents.wrapAll( html );

                        } else {
                                self.append( html );
                        }
                });
        },

        wrap: function( html ) {
                var isFunction = jQuery.isFunction( html );

                return this.each(function(i) {
                        jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
                });
        },

        unwrap: function() {
                return this.parent().each(function() {
                        if ( !jQuery.nodeName( this, "body" ) ) {
                                jQuery( this ).replaceWith( this.childNodes );
                        }
                }).end();
        },

        append: function() {
                return this.domManip(arguments, true, function( elem ) {
                        if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
                                this.appendChild( elem );
                        }
                });
        },

        prepend: function() {
                return this.domManip(arguments, true, function( elem ) {
                        if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
                                this.insertBefore( elem, this.firstChild );
                        }
                });
        },

        before: function() {
                return this.domManip( arguments, false, function( elem ) {
                        if ( this.parentNode ) {
                                this.parentNode.insertBefore( elem, this );
                        }
                });
        },

        after: function() {
                return this.domManip( arguments, false, function( elem ) {
                        if ( this.parentNode ) {
                                this.parentNode.insertBefore( elem, this.nextSibling );
                        }
                });
        },

        // keepData is for internal use only--do not document
        remove: function( selector, keepData ) {
                var elem,
                        i = 0;

                for ( ; (elem = this[i]) != null; i++ ) {
                        if ( !selector || jQuery.filter( selector, [ elem ] ).length > 0 ) {
                                if ( !keepData && elem.nodeType === 1 ) {
                                        jQuery.cleanData( getAll( elem ) );
                                }

                                if ( elem.parentNode ) {
                                        if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) {
                                                setGlobalEval( getAll( elem, "script" ) );
                                        }
                                        elem.parentNode.removeChild( elem );
                                }
                        }
                }

                return this;
        },

        empty: function() {
                var elem,
                        i = 0;

                for ( ; (elem = this[i]) != null; i++ ) {
                        // Remove element nodes and prevent memory leaks
                        if ( elem.nodeType === 1 ) {
                                jQuery.cleanData( getAll( elem, false ) );
                        }

                        // Remove any remaining nodes
                        while ( elem.firstChild ) {
                                elem.removeChild( elem.firstChild );
                        }

                        // If this is a select, ensure that it displays empty (#12336)
                        // Support: IE<9
                        if ( elem.options && jQuery.nodeName( elem, "select" ) ) {
                                elem.options.length = 0;
                        }
                }

                return this;
        },

        clone: function( dataAndEvents, deepDataAndEvents ) {
                dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
                deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;

                return this.map( function () {
                        return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
                });
        },

        html: function( value ) {
                return jQuery.access( this, function( value ) {
                        var elem = this[0] || {},
                                i = 0,
                                l = this.length;

                        if ( value === undefined ) {
                                return elem.nodeType === 1 ?
                                        elem.innerHTML.replace( rinlinejQuery, "" ) :
                                        undefined;
                        }

                        // See if we can take a shortcut and just use innerHTML
                        if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
                                ( jQuery.support.htmlSerialize || !rnoshimcache.test( value )  ) &&
                                ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&
                                !wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) {

                                value = value.replace( rxhtmlTag, "<$1></$2>" );

                                try {
                                        for (; i < l; i++ ) {
                                                // Remove element nodes and prevent memory leaks
                                                elem = this[i] || {};
                                                if ( elem.nodeType === 1 ) {
                                                        jQuery.cleanData( getAll( elem, false ) );
                                                        elem.innerHTML = value;
                                                }
                                        }

                                        elem = 0;

                                // If using innerHTML throws an exception, use the fallback method
                                } catch(e) {}
                        }

                        if ( elem ) {
                                this.empty().append( value );
                        }
                }, null, value, arguments.length );
        },

        replaceWith: function( value ) {
                var isFunc = jQuery.isFunction( value );

                // Make sure that the elements are removed from the DOM before they are inserted
                // this can help fix replacing a parent with child elements
                if ( !isFunc && typeof value !== "string" ) {
                        value = jQuery( value ).not( this ).detach();
                }

                return this.domManip( [ value ], true, function( elem ) {
                        var next = this.nextSibling,
                                parent = this.parentNode;

                        if ( parent ) {
                                jQuery( this ).remove();
                                parent.insertBefore( elem, next );
                        }
                });
        },

        detach: function( selector ) {
                return this.remove( selector, true );
        },

        domManip: function( args, table, callback ) {

                // Flatten any nested arrays
                args = core_concat.apply( [], args );

                var first, node, hasScripts,
                        scripts, doc, fragment,
                        i = 0,
                        l = this.length,
                        set = this,
                        iNoClone = l - 1,
                        value = args[0],
                        isFunction = jQuery.isFunction( value );

                // We can't cloneNode fragments that contain checked, in WebKit
                if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.support.checkClone || !rchecked.test( value ) ) ) {
                        return this.each(function( index ) {
                                var self = set.eq( index );
                                if ( isFunction ) {
                                        args[0] = value.call( this, index, table ? self.html() : undefined );
                                }
                                self.domManip( args, table, callback );
                        });
                }

                if ( l ) {
                        fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this );
                        first = fragment.firstChild;

                        if ( fragment.childNodes.length === 1 ) {
                                fragment = first;
                        }

                        if ( first ) {
                                table = table && jQuery.nodeName( first, "tr" );
                                scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
                                hasScripts = scripts.length;

                                // Use the original fragment for the last item instead of the first because it can end up
                                // being emptied incorrectly in certain situations (#8070).
                                for ( ; i < l; i++ ) {
                                        node = fragment;

                                        if ( i !== iNoClone ) {
                                                node = jQuery.clone( node, true, true );

                                                // Keep references to cloned scripts for later restoration
                                                if ( hasScripts ) {
                                                        jQuery.merge( scripts, getAll( node, "script" ) );
                                                }
                                        }

                                        callback.call(
                                                table && jQuery.nodeName( this[i], "table" ) ?
                                                        findOrAppend( this[i], "tbody" ) :
                                                        this[i],
                                                node,
                                                i
                                        );
                                }

                                if ( hasScripts ) {
                                        doc = scripts[ scripts.length - 1 ].ownerDocument;

                                        // Reenable scripts
                                        jQuery.map( scripts, restoreScript );

                                        // Evaluate executable scripts on first document insertion
                                        for ( i = 0; i < hasScripts; i++ ) {
                                                node = scripts[ i ];
                                                if ( rscriptType.test( node.type || "" ) &&
                                                        !jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) {

                                                        if ( node.src ) {
                                                                // Hope ajax is available...
                                                                jQuery.ajax({
                                                                        url: node.src,
                                                                        type: "GET",
                                                                        dataType: "script",
                                                                        async: false,
                                                                        global: false,
                                                                        "throws": true
                                                                });
                                                        } else {
                                                                jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) );
                                                        }
                                                }
                                        }
                                }

                                // Fix #11809: Avoid leaking memory
                                fragment = first = null;
                        }
                }

                return this;
        }
});

function findOrAppend( elem, tag ) {
        return elem.getElementsByTagName( tag )[0] || elem.appendChild( elem.ownerDocument.createElement( tag ) );
}

// Replace/restore the type attribute of script elements for safe DOM manipulation
function disableScript( elem ) {
        var attr = elem.getAttributeNode("type");
        elem.type = ( attr && attr.specified ) + "/" + elem.type;
        return elem;
}
function restoreScript( elem ) {
        var match = rscriptTypeMasked.exec( elem.type );
        if ( match ) {
                elem.type = match[1];
        } else {
                elem.removeAttribute("type");
        }
        return elem;
}

// Mark scripts as having already been evaluated
function setGlobalEval( elems, refElements ) {
        var elem,
                i = 0;
        for ( ; (elem = elems[i]) != null; i++ ) {
                jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) );
        }
}

function cloneCopyEvent( src, dest ) {

        if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
                return;
        }

        var type, i, l,
                oldData = jQuery._data( src ),
                curData = jQuery._data( dest, oldData ),
                events = oldData.events;

        if ( events ) {
                delete curData.handle;
                curData.events = {};

                for ( type in events ) {
                        for ( i = 0, l = events[ type ].length; i < l; i++ ) {
                                jQuery.event.add( dest, type, events[ type ][ i ] );
                        }
                }
        }

        // make the cloned public data object a copy from the original
        if ( curData.data ) {
                curData.data = jQuery.extend( {}, curData.data );
        }
}

function fixCloneNodeIssues( src, dest ) {
        var nodeName, e, data;

        // We do not need to do anything for non-Elements
        if ( dest.nodeType !== 1 ) {
                return;
        }

        nodeName = dest.nodeName.toLowerCase();

        // IE6-8 copies events bound via attachEvent when using cloneNode.
        if ( !jQuery.support.noCloneEvent && dest[ jQuery.expando ] ) {
                data = jQuery._data( dest );

                for ( e in data.events ) {
                        jQuery.removeEvent( dest, e, data.handle );
                }

                // Event data gets referenced instead of copied if the expando gets copied too
                dest.removeAttribute( jQuery.expando );
        }

        // IE blanks contents when cloning scripts, and tries to evaluate newly-set text
        if ( nodeName === "script" && dest.text !== src.text ) {
                disableScript( dest ).text = src.text;
                restoreScript( dest );

        // IE6-10 improperly clones children of object elements using classid.
        // IE10 throws NoModificationAllowedError if parent is null, #12132.
        } else if ( nodeName === "object" ) {
                if ( dest.parentNode ) {
                        dest.outerHTML = src.outerHTML;
                }

                // This path appears unavoidable for IE9. When cloning an object
                // element in IE9, the outerHTML strategy above is not sufficient.
                // If the src has innerHTML and the destination does not,
                // copy the src.innerHTML into the dest.innerHTML. #10324
                if ( jQuery.support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) {
                        dest.innerHTML = src.innerHTML;
                }

        } else if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) {
                // IE6-8 fails to persist the checked state of a cloned checkbox
                // or radio button. Worse, IE6-7 fail to give the cloned element
                // a checked appearance if the defaultChecked value isn't also set

                dest.defaultChecked = dest.checked = src.checked;

                // IE6-7 get confused and end up setting the value of a cloned
                // checkbox/radio button to an empty string instead of "on"
                if ( dest.value !== src.value ) {
                        dest.value = src.value;
                }

        // IE6-8 fails to return the selected option to the default selected
        // state when cloning options
        } else if ( nodeName === "option" ) {
                dest.defaultSelected = dest.selected = src.defaultSelected;

        // IE6-8 fails to set the defaultValue to the correct value when
        // cloning other types of input fields
        } else if ( nodeName === "input" || nodeName === "textarea" ) {
                dest.defaultValue = src.defaultValue;
        }
}

jQuery.each({
        appendTo: "append",
        prependTo: "prepend",
        insertBefore: "before",
        insertAfter: "after",
        replaceAll: "replaceWith"
}, function( name, original ) {
        jQuery.fn[ name ] = function( selector ) {
                var elems,
                        i = 0,
                        ret = [],
                        insert = jQuery( selector ),
                        last = insert.length - 1;

                for ( ; i <= last; i++ ) {
                        elems = i === last ? this : this.clone(true);
                        jQuery( insert[i] )[ original ]( elems );

                        // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get()
                        core_push.apply( ret, elems.get() );
                }

                return this.pushStack( ret );
        };
});

function getAll( context, tag ) {
        var elems, elem,
                i = 0,
                found = typeof context.getElementsByTagName !== core_strundefined ? context.getElementsByTagName( tag || "*" ) :
                        typeof context.querySelectorAll !== core_strundefined ? context.querySelectorAll( tag || "*" ) :
                        undefined;

        if ( !found ) {
                for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) {
                        if ( !tag || jQuery.nodeName( elem, tag ) ) {
                                found.push( elem );
                        } else {
                                jQuery.merge( found, getAll( elem, tag ) );
                        }
                }
        }

        return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
                jQuery.merge( [ context ], found ) :
                found;
}

// Used in buildFragment, fixes the defaultChecked property
function fixDefaultChecked( elem ) {
        if ( manipulation_rcheckableType.test( elem.type ) ) {
                elem.defaultChecked = elem.checked;
        }
}

jQuery.extend({
        clone: function( elem, dataAndEvents, deepDataAndEvents ) {
                var destElements, node, clone, i, srcElements,
                        inPage = jQuery.contains( elem.ownerDocument, elem );

                if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
                        clone = elem.cloneNode( true );

                // IE<=8 does not properly clone detached, unknown element nodes
                } else {
                        fragmentDiv.innerHTML = elem.outerHTML;
                        fragmentDiv.removeChild( clone = fragmentDiv.firstChild );
                }

                if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&
                                (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {

                        // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
                        destElements = getAll( clone );
                        srcElements = getAll( elem );

                        // Fix all IE cloning issues
                        for ( i = 0; (node = srcElements[i]) != null; ++i ) {
                                // Ensure that the destination node is not null; Fixes #9587
                                if ( destElements[i] ) {
                                        fixCloneNodeIssues( node, destElements[i] );
                                }
                        }
                }

                // Copy the events from the original to the clone
                if ( dataAndEvents ) {
                        if ( deepDataAndEvents ) {
                                srcElements = srcElements || getAll( elem );
                                destElements = destElements || getAll( clone );

                                for ( i = 0; (node = srcElements[i]) != null; i++ ) {
                                        cloneCopyEvent( node, destElements[i] );
                                }
                        } else {
                                cloneCopyEvent( elem, clone );
                        }
                }

                // Preserve script evaluation history
                destElements = getAll( clone, "script" );
                if ( destElements.length > 0 ) {
                        setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
                }

                destElements = srcElements = node = null;

                // Return the cloned set
                return clone;
        },

        buildFragment: function( elems, context, scripts, selection ) {
                var j, elem, contains,
                        tmp, tag, tbody, wrap,
                        l = elems.length,

                        // Ensure a safe fragment
                        safe = createSafeFragment( context ),

                        nodes = [],
                        i = 0;

                for ( ; i < l; i++ ) {
                        elem = elems[ i ];

                        if ( elem || elem === 0 ) {

                                // Add nodes directly
                                if ( jQuery.type( elem ) === "object" ) {
                                        jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );

                                // Convert non-html into a text node
                                } else if ( !rhtml.test( elem ) ) {
                                        nodes.push( context.createTextNode( elem ) );

                                // Convert html into DOM nodes
                                } else {
                                        tmp = tmp || safe.appendChild( context.createElement("div") );

                                        // Deserialize a standard representation
                                        tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase();
                                        wrap = wrapMap[ tag ] || wrapMap._default;

                                        tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[2];

                                        // Descend through wrappers to the right content
                                        j = wrap[0];
                                        while ( j-- ) {
                                                tmp = tmp.lastChild;
                                        }

                                        // Manually add leading whitespace removed by IE
                                        if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
                                                nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
                                        }

                                        // Remove IE's autoinserted <tbody> from table fragments
                                        if ( !jQuery.support.tbody ) {

                                                // String was a <table>, *may* have spurious <tbody>
                                                elem = tag === "table" && !rtbody.test( elem ) ?
                                                        tmp.firstChild :

                                                        // String was a bare <thead> or <tfoot>
                                                        wrap[1] === "<table>" && !rtbody.test( elem ) ?
                                                                tmp :
                                                                0;

                                                j = elem && elem.childNodes.length;
                                                while ( j-- ) {
                                                        if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) {
                                                                elem.removeChild( tbody );
                                                        }
                                                }
                                        }

                                        jQuery.merge( nodes, tmp.childNodes );

                                        // Fix #12392 for WebKit and IE > 9
                                        tmp.textContent = "";

                                        // Fix #12392 for oldIE
                                        while ( tmp.firstChild ) {
                                                tmp.removeChild( tmp.firstChild );
                                        }

                                        // Remember the top-level container for proper cleanup
                                        tmp = safe.lastChild;
                                }
                        }
                }

                // Fix #11356: Clear elements from fragment
                if ( tmp ) {
                        safe.removeChild( tmp );
                }

                // Reset defaultChecked for any radios and checkboxes
                // about to be appended to the DOM in IE 6/7 (#8060)
                if ( !jQuery.support.appendChecked ) {
                        jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked );
                }

                i = 0;
                while ( (elem = nodes[ i++ ]) ) {

                        // #4087 - If origin and destination elements are the same, and this is
                        // that element, do not do anything
                        if ( selection && jQuery.inArray( elem, selection ) !== -1 ) {
                                continue;
                        }

                        contains = jQuery.contains( elem.ownerDocument, elem );

                        // Append to fragment
                        tmp = getAll( safe.appendChild( elem ), "script" );

                        // Preserve script evaluation history
                        if ( contains ) {
                                setGlobalEval( tmp );
                        }

                        // Capture executables
                        if ( scripts ) {
                                j = 0;
                                while ( (elem = tmp[ j++ ]) ) {
                                        if ( rscriptType.test( elem.type || "" ) ) {
                                                scripts.push( elem );
                                        }
                                }
                        }
                }

                tmp = null;

                return safe;
        },

        cleanData: function( elems, /* internal */ acceptData ) {
                var elem, type, id, data,
                        i = 0,
                        internalKey = jQuery.expando,
                        cache = jQuery.cache,
                        deleteExpando = jQuery.support.deleteExpando,
                        special = jQuery.event.special;

                for ( ; (elem = elems[i]) != null; i++ ) {

                        if ( acceptData || jQuery.acceptData( elem ) ) {

                                id = elem[ internalKey ];
                                data = id && cache[ id ];

                                if ( data ) {
                                        if ( data.events ) {
                                                for ( type in data.events ) {
                                                        if ( special[ type ] ) {
                                                                jQuery.event.remove( elem, type );

                                                        // This is a shortcut to avoid jQuery.event.remove's overhead
                                                        } else {
                                                                jQuery.removeEvent( elem, type, data.handle );
                                                        }
                                                }
                                        }

                                        // Remove cache only if it was not already removed by jQuery.event.remove
                                        if ( cache[ id ] ) {

                                                delete cache[ id ];

                                                // IE does not allow us to delete expando properties from nodes,
                                                // nor does it have a removeAttribute function on Document nodes;
                                                // we must handle all of these cases
                                                if ( deleteExpando ) {
                                                        delete elem[ internalKey ];

                                                } else if ( typeof elem.removeAttribute !== core_strundefined ) {
                                                        elem.removeAttribute( internalKey );

                                                } else {
                                                        elem[ internalKey ] = null;
                                                }

                                                core_deletedIds.push( id );
                                        }
                                }
                        }
                }
        }
});
var iframe, getStyles, curCSS,
        ralpha = /alpha\([^)]*\)/i,
        ropacity = /opacity\s*=\s*([^)]*)/,
        rposition = /^(top|right|bottom|left)$/,
        // swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
        // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
        rdisplayswap = /^(none|table(?!-c[ea]).+)/,
        rmargin = /^margin/,
        rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ),
        rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ),
        rrelNum = new RegExp( "^([+-])=(" + core_pnum + ")", "i" ),
        elemdisplay = { BODY: "block" },

        cssShow = { position: "absolute", visibility: "hidden", display: "block" },
        cssNormalTransform = {
                letterSpacing: 0,
                fontWeight: 400
        },

        cssExpand = [ "Top", "Right", "Bottom", "Left" ],
        cssPrefixes = [ "Webkit", "O", "Moz", "ms" ];

// return a css property mapped to a potentially vendor prefixed property
function vendorPropName( style, name ) {

        // shortcut for names that are not vendor prefixed
        if ( name in style ) {
                return name;
        }

        // check for vendor prefixed names
        var capName = name.charAt(0).toUpperCase() + name.slice(1),
                origName = name,
                i = cssPrefixes.length;

        while ( i-- ) {
                name = cssPrefixes[ i ] + capName;
                if ( name in style ) {
                        return name;
                }
        }

        return origName;
}

function isHidden( elem, el ) {
        // isHidden might be called from jQuery#filter function;
        // in that case, element will be second argument
        elem = el || elem;
        return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
}

function showHide( elements, show ) {
        var display, elem, hidden,
                values = [],
                index = 0,
                length = elements.length;

        for ( ; index < length; index++ ) {
                elem = elements[ index ];
                if ( !elem.style ) {
                        continue;
                }

                values[ index ] = jQuery._data( elem, "olddisplay" );
                display = elem.style.display;
                if ( show ) {
                        // Reset the inline display of this element to learn if it is
                        // being hidden by cascaded rules or not
                        if ( !values[ index ] && display === "none" ) {
                                elem.style.display = "";
                        }

                        // Set elements which have been overridden with display: none
                        // in a stylesheet to whatever the default browser style is
                        // for such an element
                        if ( elem.style.display === "" && isHidden( elem ) ) {
                                values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) );
                        }
                } else {

                        if ( !values[ index ] ) {
                                hidden = isHidden( elem );

                                if ( display && display !== "none" || !hidden ) {
                                        jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) );
                                }
                        }
                }
        }

        // Set the display of most of the elements in a second loop
        // to avoid the constant reflow
        for ( index = 0; index < length; index++ ) {
                elem = elements[ index ];
                if ( !elem.style ) {
                        continue;
                }
                if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
                        elem.style.display = show ? values[ index ] || "" : "none";
                }
        }

        return elements;
}

jQuery.fn.extend({
        css: function( name, value ) {
                return jQuery.access( this, function( elem, name, value ) {
                        var len, styles,
                                map = {},
                                i = 0;

                        if ( jQuery.isArray( name ) ) {
                                styles = getStyles( elem );
                                len = name.length;

                                for ( ; i < len; i++ ) {
                                        map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
                                }

                                return map;
                        }

                        return value !== undefined ?
                                jQuery.style( elem, name, value ) :
                                jQuery.css( elem, name );
                }, name, value, arguments.length > 1 );
        },
        show: function() {
                return showHide( this, true );
        },
        hide: function() {
                return showHide( this );
        },
        toggle: function( state ) {
                var bool = typeof state === "boolean";

                return this.each(function() {
                        if ( bool ? state : isHidden( this ) ) {
                                jQuery( this ).show();
                        } else {
                                jQuery( this ).hide();
                        }
                });
        }
});

jQuery.extend({
        // Add in style property hooks for overriding the default
        // behavior of getting and setting a style property
        cssHooks: {
                opacity: {
                        get: function( elem, computed ) {
                                if ( computed ) {
                                        // We should always get a number back from opacity
                                        var ret = curCSS( elem, "opacity" );
                                        return ret === "" ? "1" : ret;
                                }
                        }
                }
        },

        // Exclude the following css properties to add px
        cssNumber: {
                "columnCount": true,
                "fillOpacity": true,
                "fontWeight": true,
                "lineHeight": true,
                "opacity": true,
                "orphans": true,
                "widows": true,
                "zIndex": true,
                "zoom": true
        },

        // Add in properties whose names you wish to fix before
        // setting or getting the value
        cssProps: {
                // normalize float css property
                "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat"
        },

        // Get and set the style property on a DOM Node
        style: function( elem, name, value, extra ) {
                // Don't set styles on text and comment nodes
                if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
                        return;
                }

                // Make sure that we're working with the right name
                var ret, type, hooks,
                        origName = jQuery.camelCase( name ),
                        style = elem.style;

                name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );

                // gets hook for the prefixed version
                // followed by the unprefixed version
                hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];

                // Check if we're setting a value
                if ( value !== undefined ) {
                        type = typeof value;

                        // convert relative number strings (+= or -=) to relative numbers. #7345
                        if ( type === "string" && (ret = rrelNum.exec( value )) ) {
                                value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
                                // Fixes bug #9237
                                type = "number";
                        }

                        // Make sure that NaN and null values aren't set. See: #7116
                        if ( value == null || type === "number" && isNaN( value ) ) {
                                return;
                        }

                        // If a number was passed in, add 'px' to the (except for certain CSS properties)
                        if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
                                value += "px";
                        }

                        // Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
                        // but it would mean to define eight (for every problematic property) identical functions
                        if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) {
                                style[ name ] = "inherit";
                        }

                        // If a hook was provided, use that value, otherwise just set the specified value
                        if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {

                                // Wrapped to prevent IE from throwing errors when 'invalid' values are provided
                                // Fixes bug #5509
                                try {
                                        style[ name ] = value;
                                } catch(e) {}
                        }

                } else {
                        // If a hook was provided get the non-computed value from there
                        if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
                                return ret;
                        }

                        // Otherwise just get the value from the style object
                        return style[ name ];
                }
        },

        css: function( elem, name, extra, styles ) {
                var num, val, hooks,
                        origName = jQuery.camelCase( name );

                // Make sure that we're working with the right name
                name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );

                // gets hook for the prefixed version
                // followed by the unprefixed version
                hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];

                // If a hook was provided get the computed value from there
                if ( hooks && "get" in hooks ) {
                        val = hooks.get( elem, true, extra );
                }

                // Otherwise, if a way to get the computed value exists, use that
                if ( val === undefined ) {
                        val = curCSS( elem, name, styles );
                }

                //convert "normal" to computed value
                if ( val === "normal" && name in cssNormalTransform ) {
                        val = cssNormalTransform[ name ];
                }

                // Return, converting to number if forced or a qualifier was provided and val looks numeric
                if ( extra === "" || extra ) {
                        num = parseFloat( val );
                        return extra === true || jQuery.isNumeric( num ) ? num || 0 : val;
                }
                return val;
        },

        // A method for quickly swapping in/out CSS properties to get correct calculations
        swap: function( elem, options, callback, args ) {
                var ret, name,
                        old = {};

                // Remember the old values, and insert the new ones
                for ( name in options ) {
                        old[ name ] = elem.style[ name ];
                        elem.style[ name ] = options[ name ];
                }

                ret = callback.apply( elem, args || [] );

                // Revert the old values
                for ( name in options ) {
                        elem.style[ name ] = old[ name ];
                }

                return ret;
        }
});

// NOTE: we've included the "window" in window.getComputedStyle
// because jsdom on node.js will break without it.
if ( window.getComputedStyle ) {
        getStyles = function( elem ) {
                return window.getComputedStyle( elem, null );
        };

        curCSS = function( elem, name, _computed ) {
                var width, minWidth, maxWidth,
                        computed = _computed || getStyles( elem ),

                        // getPropertyValue is only needed for .css('filter') in IE9, see #12537
                        ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined,
                        style = elem.style;

                if ( computed ) {

                        if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
                                ret = jQuery.style( elem, name );
                        }

                        // A tribute to the "awesome hack by Dean Edwards"
                        // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
                        // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
                        // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
                        if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {

                                // Remember the original values
                                width = style.width;
                                minWidth = style.minWidth;
                                maxWidth = style.maxWidth;

                                // Put in the new values to get a computed value out
                                style.minWidth = style.maxWidth = style.width = ret;
                                ret = computed.width;

                                // Revert the changed values
                                style.width = width;
                                style.minWidth = minWidth;
                                style.maxWidth = maxWidth;
                        }
                }

                return ret;
        };
} else if ( document.documentElement.currentStyle ) {
        getStyles = function( elem ) {
                return elem.currentStyle;
        };

        curCSS = function( elem, name, _computed ) {
                var left, rs, rsLeft,
                        computed = _computed || getStyles( elem ),
                        ret = computed ? computed[ name ] : undefined,
                        style = elem.style;

                // Avoid setting ret to empty string here
                // so we don't default to auto
                if ( ret == null && style && style[ name ] ) {
                        ret = style[ name ];
                }

                // From the awesome hack by Dean Edwards
                // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291

                // If we're not dealing with a regular pixel number
                // but a number that has a weird ending, we need to convert it to pixels
                // but not position css attributes, as those are proportional to the parent element instead
                // and we can't measure the parent instead because it might trigger a "stacking dolls" problem
                if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {

                        // Remember the original values
                        left = style.left;
                        rs = elem.runtimeStyle;
                        rsLeft = rs && rs.left;

                        // Put in the new values to get a computed value out
                        if ( rsLeft ) {
                                rs.left = elem.currentStyle.left;
                        }
                        style.left = name === "fontSize" ? "1em" : ret;
                        ret = style.pixelLeft + "px";

                        // Revert the changed values
                        style.left = left;
                        if ( rsLeft ) {
                                rs.left = rsLeft;
                        }
                }

                return ret === "" ? "auto" : ret;
        };
}

function setPositiveNumber( elem, value, subtract ) {
        var matches = rnumsplit.exec( value );
        return matches ?
                // Guard against undefined "subtract", e.g., when used as in cssHooks
                Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
                value;
}

function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
        var i = extra === ( isBorderBox ? "border" : "content" ) ?
                // If we already have the right measurement, avoid augmentation
                4 :
                // Otherwise initialize for horizontal or vertical properties
                name === "width" ? 1 : 0,

                val = 0;

        for ( ; i < 4; i += 2 ) {
                // both box models exclude margin, so add it if we want it
                if ( extra === "margin" ) {
                        val += jQuery.css( elem, extra + cssExpand[ i ], true, styles );
                }

                if ( isBorderBox ) {
                        // border-box includes padding, so remove it if we want content
                        if ( extra === "content" ) {
                                val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
                        }

                        // at this point, extra isn't border nor margin, so remove border
                        if ( extra !== "margin" ) {
                                val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
                        }
                } else {
                        // at this point, extra isn't content, so add padding
                        val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );

                        // at this point, extra isn't content nor padding, so add border
                        if ( extra !== "padding" ) {
                                val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
                        }
                }
        }

        return val;
}

function getWidthOrHeight( elem, name, extra ) {

        // Start with offset property, which is equivalent to the border-box value
        var valueIsBorderBox = true,
                val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
                styles = getStyles( elem ),
                isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box";

        // some non-html elements return undefined for offsetWidth, so check for null/undefined
        // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
        // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
        if ( val <= 0 || val == null ) {
                // Fall back to computed then uncomputed css if necessary
                val = curCSS( elem, name, styles );
                if ( val < 0 || val == null ) {
                        val = elem.style[ name ];
                }

                // Computed unit is not pixels. Stop here and return.
                if ( rnumnonpx.test(val) ) {
                        return val;
                }

                // we need the check for style in case a browser which returns unreliable values
                // for getComputedStyle silently falls back to the reliable elem.style
                valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] );

                // Normalize "", auto, and prepare for extra
                val = parseFloat( val ) || 0;
        }

        // use the active box-sizing model to add/subtract irrelevant styles
        return ( val +
                augmentWidthOrHeight(
                        elem,
                        name,
                        extra || ( isBorderBox ? "border" : "content" ),
                        valueIsBorderBox,
                        styles
                )
        ) + "px";
}

// Try to determine the default display value of an element
function css_defaultDisplay( nodeName ) {
        var doc = document,
                display = elemdisplay[ nodeName ];

        if ( !display ) {
                display = actualDisplay( nodeName, doc );

                // If the simple way fails, read from inside an iframe
                if ( display === "none" || !display ) {
                        // Use the already-created iframe if possible
                        iframe = ( iframe ||
                                jQuery("<iframe frameborder='0' width='0' height='0'/>")
                                .css( "cssText", "display:block !important" )
                        ).appendTo( doc.documentElement );

                        // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
                        doc = ( iframe[0].contentWindow || iframe[0].contentDocument ).document;
                        doc.write("<!doctype html><html><body>");
                        doc.close();

                        display = actualDisplay( nodeName, doc );
                        iframe.detach();
                }

                // Store the correct default display
                elemdisplay[ nodeName ] = display;
        }

        return display;
}

// Called ONLY from within css_defaultDisplay
function actualDisplay( name, doc ) {
        var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
                display = jQuery.css( elem[0], "display" );
        elem.remove();
        return display;
}

jQuery.each([ "height", "width" ], function( i, name ) {
        jQuery.cssHooks[ name ] = {
                get: function( elem, computed, extra ) {
                        if ( computed ) {
                                // certain elements can have dimension info if we invisibly show them
                                // however, it must have a current display style that would benefit from this
                                return elem.offsetWidth === 0 && rdisplayswap.test( jQuery.css( elem, "display" ) ) ?
                                        jQuery.swap( elem, cssShow, function() {
                                                return getWidthOrHeight( elem, name, extra );
                                        }) :
                                        getWidthOrHeight( elem, name, extra );
                        }
                },

                set: function( elem, value, extra ) {
                        var styles = extra && getStyles( elem );
                        return setPositiveNumber( elem, value, extra ?
                                augmentWidthOrHeight(
                                        elem,
                                        name,
                                        extra,
                                        jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
                                        styles
                                ) : 0
                        );
                }
        };
});

if ( !jQuery.support.opacity ) {
        jQuery.cssHooks.opacity = {
                get: function( elem, computed ) {
                        // IE uses filters for opacity
                        return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
                                ( 0.01 * parseFloat( RegExp.$1 ) ) + "" :
                                computed ? "1" : "";
                },

                set: function( elem, value ) {
                        var style = elem.style,
                                currentStyle = elem.currentStyle,
                                opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
                                filter = currentStyle && currentStyle.filter || style.filter || "";

                        // IE has trouble with opacity if it does not have layout
                        // Force it by setting the zoom level
                        style.zoom = 1;

                        // if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
                        // if value === "", then remove inline opacity #12685
                        if ( ( value >= 1 || value === "" ) &&
                                        jQuery.trim( filter.replace( ralpha, "" ) ) === "" &&
                                        style.removeAttribute ) {

                                // Setting style.filter to null, "" & " " still leave "filter:" in the cssText
                                // if "filter:" is present at all, clearType is disabled, we want to avoid this
                                // style.removeAttribute is IE Only, but so apparently is this code path...
                                style.removeAttribute( "filter" );

                                // if there is no filter style applied in a css rule or unset inline opacity, we are done
                                if ( value === "" || currentStyle && !currentStyle.filter ) {
                                        return;
                                }
                        }

                        // otherwise, set new filter values
                        style.filter = ralpha.test( filter ) ?
                                filter.replace( ralpha, opacity ) :
                                filter + " " + opacity;
                }
        };
}

// These hooks cannot be added until DOM ready because the support test
// for it is not run until after DOM ready
jQuery(function() {
        if ( !jQuery.support.reliableMarginRight ) {
                jQuery.cssHooks.marginRight = {
                        get: function( elem, computed ) {
                                if ( computed ) {
                                        // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
                                        // Work around by temporarily setting element display to inline-block
                                        return jQuery.swap( elem, { "display": "inline-block" },
                                                curCSS, [ elem, "marginRight" ] );
                                }
                        }
                };
        }

        // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
        // getComputedStyle returns percent when specified for top/left/bottom/right
        // rather than make the css module depend on the offset module, we just check for it here
        if ( !jQuery.support.pixelPosition && jQuery.fn.position ) {
                jQuery.each( [ "top", "left" ], function( i, prop ) {
                        jQuery.cssHooks[ prop ] = {
                                get: function( elem, computed ) {
                                        if ( computed ) {
                                                computed = curCSS( elem, prop );
                                                // if curCSS returns percentage, fallback to offset
                                                return rnumnonpx.test( computed ) ?
                                                        jQuery( elem ).position()[ prop ] + "px" :
                                                        computed;
                                        }
                                }
                        };
                });
        }

});

if ( jQuery.expr && jQuery.expr.filters ) {
        jQuery.expr.filters.hidden = function( elem ) {
                // Support: Opera <= 12.12
                // Opera reports offsetWidths and offsetHeights less than zero on some elements
                return elem.offsetWidth <= 0 && elem.offsetHeight <= 0 ||
                        (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none");
        };

        jQuery.expr.filters.visible = function( elem ) {
                return !jQuery.expr.filters.hidden( elem );
        };
}

// These hooks are used by animate to expand properties
jQuery.each({
        margin: "",
        padding: "",
        border: "Width"
}, function( prefix, suffix ) {
        jQuery.cssHooks[ prefix + suffix ] = {
                expand: function( value ) {
                        var i = 0,
                                expanded = {},

                                // assumes a single number if not a string
                                parts = typeof value === "string" ? value.split(" ") : [ value ];

                        for ( ; i < 4; i++ ) {
                                expanded[ prefix + cssExpand[ i ] + suffix ] =
                                        parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
                        }

                        return expanded;
                }
        };

        if ( !rmargin.test( prefix ) ) {
                jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
        }
});
var r20 = /%20/g,
        rbracket = /\[\]$/,
        rCRLF = /\r?\n/g,
        rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
        rsubmittable = /^(?:input|select|textarea|keygen)/i;

jQuery.fn.extend({
        serialize: function() {
                return jQuery.param( this.serializeArray() );
        },
        serializeArray: function() {
                return this.map(function(){
                        // Can add propHook for "elements" to filter or add form elements
                        var elements = jQuery.prop( this, "elements" );
                        return elements ? jQuery.makeArray( elements ) : this;
                })
                .filter(function(){
                        var type = this.type;
                        // Use .is(":disabled") so that fieldset[disabled] works
                        return this.name && !jQuery( this ).is( ":disabled" ) &&
                                rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
                                ( this.checked || !manipulation_rcheckableType.test( type ) );
                })
                .map(function( i, elem ){
                        var val = jQuery( this ).val();

                        return val == null ?
                                null :
                                jQuery.isArray( val ) ?
                                        jQuery.map( val, function( val ){
                                                return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
                                        }) :
                                        { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
                }).get();
        }
});

//Serialize an array of form elements or a set of
//key/values into a query string
jQuery.param = function( a, traditional ) {
        var prefix,
                s = [],
                add = function( key, value ) {
                        // If value is a function, invoke it and return its value
                        value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
                        s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
                };

        // Set traditional to true for jQuery <= 1.3.2 behavior.
        if ( traditional === undefined ) {
                traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
        }

        // If an array was passed in, assume that it is an array of form elements.
        if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
                // Serialize the form elements
                jQuery.each( a, function() {
                        add( this.name, this.value );
                });

        } else {
                // If traditional, encode the "old" way (the way 1.3.2 or older
                // did it), otherwise encode params recursively.
                for ( prefix in a ) {
                        buildParams( prefix, a[ prefix ], traditional, add );
                }
        }

        // Return the resulting serialization
        return s.join( "&" ).replace( r20, "+" );
};

function buildParams( prefix, obj, traditional, add ) {
        var name;

        if ( jQuery.isArray( obj ) ) {
                // Serialize array item.
                jQuery.each( obj, function( i, v ) {
                        if ( traditional || rbracket.test( prefix ) ) {
                                // Treat each array item as a scalar.
                                add( prefix, v );

                        } else {
                                // Item is non-scalar (array or object), encode its numeric index.
                                buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
                        }
                });

        } else if ( !traditional && jQuery.type( obj ) === "object" ) {
                // Serialize object item.
                for ( name in obj ) {
                        buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
                }

        } else {
                // Serialize scalar item.
                add( prefix, obj );
        }
}
jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
        "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
        "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {

        // Handle event binding
        jQuery.fn[ name ] = function( data, fn ) {
                return arguments.length > 0 ?
                        this.on( name, null, data, fn ) :
                        this.trigger( name );
        };
});

jQuery.fn.hover = function( fnOver, fnOut ) {
        return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
};
var
        // Document location
        ajaxLocParts,
        ajaxLocation,
        ajax_nonce = jQuery.now(),

        ajax_rquery = /\?/,
        rhash = /#.*$/,
        rts = /([?&])_=[^&]*/,
        rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
        // #7653, #8125, #8152: local protocol detection
        rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
        rnoContent = /^(?:GET|HEAD)$/,
        rprotocol = /^\/\//,
        rurl = /^([\w.+-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/,

        // Keep a copy of the old load method
        _load = jQuery.fn.load,

        /* Prefilters
         * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
         * 2) These are called:
         *    - BEFORE asking for a transport
         *    - AFTER param serialization (s.data is a string if s.processData is true)
         * 3) key is the dataType
         * 4) the catchall symbol "*" can be used
         * 5) execution will start with transport dataType and THEN continue down to "*" if needed
         */
        prefilters = {},

        /* Transports bindings
         * 1) key is the dataType
         * 2) the catchall symbol "*" can be used
         * 3) selection will start with transport dataType and THEN go to "*" if needed
         */
        transports = {},

        // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
        allTypes = "*/".concat("*");

// #8138, IE may throw an exception when accessing
// a field from window.location if document.domain has been set
try {
        ajaxLocation = location.href;
} catch( e ) {
        // Use the href attribute of an A element
        // since IE will modify it given document.location
        ajaxLocation = document.createElement( "a" );
        ajaxLocation.href = "";
        ajaxLocation = ajaxLocation.href;
}

// Segment location into parts
ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];

// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
function addToPrefiltersOrTransports( structure ) {

        // dataTypeExpression is optional and defaults to "*"
        return function( dataTypeExpression, func ) {

                if ( typeof dataTypeExpression !== "string" ) {
                        func = dataTypeExpression;
                        dataTypeExpression = "*";
                }

                var dataType,
                        i = 0,
                        dataTypes = dataTypeExpression.toLowerCase().match( core_rnotwhite ) || [];

                if ( jQuery.isFunction( func ) ) {
                        // For each dataType in the dataTypeExpression
                        while ( (dataType = dataTypes[i++]) ) {
                                // Prepend if requested
                                if ( dataType[0] === "+" ) {
                                        dataType = dataType.slice( 1 ) || "*";
                                        (structure[ dataType ] = structure[ dataType ] || []).unshift( func );

                                // Otherwise append
                                } else {
                                        (structure[ dataType ] = structure[ dataType ] || []).push( func );
                                }
                        }
                }
        };
}

// Base inspection function for prefilters and transports
function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {

        var inspected = {},
                seekingTransport = ( structure === transports );

        function inspect( dataType ) {
                var selected;
                inspected[ dataType ] = true;
                jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
                        var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
                        if( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
                                options.dataTypes.unshift( dataTypeOrTransport );
                                inspect( dataTypeOrTransport );
                                return false;
                        } else if ( seekingTransport ) {
                                return !( selected = dataTypeOrTransport );
                        }
                });
                return selected;
        }

        return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
}

// A special extend for ajax options
// that takes "flat" options (not to be deep extended)
// Fixes #9887
function ajaxExtend( target, src ) {
        var deep, key,
                flatOptions = jQuery.ajaxSettings.flatOptions || {};

        for ( key in src ) {
                if ( src[ key ] !== undefined ) {
                        ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ];
                }
        }
        if ( deep ) {
                jQuery.extend( true, target, deep );
        }

        return target;
}

jQuery.fn.load = function( url, params, callback ) {
        if ( typeof url !== "string" && _load ) {
                return _load.apply( this, arguments );
        }

        var selector, response, type,
                self = this,
                off = url.indexOf(" ");

        if ( off >= 0 ) {
                selector = url.slice( off, url.length );
                url = url.slice( 0, off );
        }

        // If it's a function
        if ( jQuery.isFunction( params ) ) {

                // We assume that it's the callback
                callback = params;
                params = undefined;

        // Otherwise, build a param string
        } else if ( params && typeof params === "object" ) {
                type = "POST";
        }

        // If we have elements to modify, make the request
        if ( self.length > 0 ) {
                jQuery.ajax({
                        url: url,

                        // if "type" variable is undefined, then "GET" method will be used
                        type: type,
                        dataType: "html",
                        data: params
                }).done(function( responseText ) {

                        // Save response for use in complete callback
                        response = arguments;

                        self.html( selector ?

                                // If a selector was specified, locate the right elements in a dummy div
                                // Exclude scripts to avoid IE 'Permission Denied' errors
                                jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) :

                                // Otherwise use the full result
                                responseText );

                }).complete( callback && function( jqXHR, status ) {
                        self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
                });
        }

        return this;
};

// Attach a bunch of functions for handling common AJAX events
jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ){
        jQuery.fn[ type ] = function( fn ){
                return this.on( type, fn );
        };
});

jQuery.each( [ "get", "post" ], function( i, method ) {
        jQuery[ method ] = function( url, data, callback, type ) {
                // shift arguments if data argument was omitted
                if ( jQuery.isFunction( data ) ) {
                        type = type || callback;
                        callback = data;
                        data = undefined;
                }

                return jQuery.ajax({
                        url: url,
                        type: method,
                        dataType: type,
                        data: data,
                        success: callback
                });
        };
});

jQuery.extend({

        // Counter for holding the number of active queries
        active: 0,

        // Last-Modified header cache for next request
        lastModified: {},
        etag: {},

        ajaxSettings: {
                url: ajaxLocation,
                type: "GET",
                isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
                global: true,
                processData: true,
                async: true,
                contentType: "application/x-www-form-urlencoded; charset=UTF-8",
                /*
                timeout: 0,
                data: null,
                dataType: null,
                username: null,
                password: null,
                cache: null,
                throws: false,
                traditional: false,
                headers: {},
                */

                accepts: {
                        "*": allTypes,
                        text: "text/plain",
                        html: "text/html",
                        xml: "application/xml, text/xml",
                        json: "application/json, text/javascript"
                },

                contents: {
                        xml: /xml/,
                        html: /html/,
                        json: /json/
                },

                responseFields: {
                        xml: "responseXML",
                        text: "responseText"
                },

                // Data converters
                // Keys separate source (or catchall "*") and destination types with a single space
                converters: {

                        // Convert anything to text
                        "* text": window.String,

                        // Text to html (true = no transformation)
                        "text html": true,

                        // Evaluate text as a json expression
                        "text json": jQuery.parseJSON,

                        // Parse text as xml
                        "text xml": jQuery.parseXML
                },

                // For options that shouldn't be deep extended:
                // you can add your own custom options here if
                // and when you create one that shouldn't be
                // deep extended (see ajaxExtend)
                flatOptions: {
                        url: true,
                        context: true
                }
        },

        // Creates a full fledged settings object into target
        // with both ajaxSettings and settings fields.
        // If target is omitted, writes into ajaxSettings.
        ajaxSetup: function( target, settings ) {
                return settings ?

                        // Building a settings object
                        ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :

                        // Extending ajaxSettings
                        ajaxExtend( jQuery.ajaxSettings, target );
        },

        ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
        ajaxTransport: addToPrefiltersOrTransports( transports ),

        // Main method
        ajax: function( url, options ) {

                // If url is an object, simulate pre-1.5 signature
                if ( typeof url === "object" ) {
                        options = url;
                        url = undefined;
                }

                // Force options to be an object
                options = options || {};

                var // Cross-domain detection vars
                        parts,
                        // Loop variable
                        i,
                        // URL without anti-cache param
                        cacheURL,
                        // Response headers as string
                        responseHeadersString,
                        // timeout handle
                        timeoutTimer,

                        // To know if global events are to be dispatched
                        fireGlobals,

                        transport,
                        // Response headers
                        responseHeaders,
                        // Create the final options object
                        s = jQuery.ajaxSetup( {}, options ),
                        // Callbacks context
                        callbackContext = s.context || s,
                        // Context for global events is callbackContext if it is a DOM node or jQuery collection
                        globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ?
                                jQuery( callbackContext ) :
                                jQuery.event,
                        // Deferreds
                        deferred = jQuery.Deferred(),
                        completeDeferred = jQuery.Callbacks("once memory"),
                        // Status-dependent callbacks
                        statusCode = s.statusCode || {},
                        // Headers (they are sent all at once)
                        requestHeaders = {},
                        requestHeadersNames = {},
                        // The jqXHR state
                        state = 0,
                        // Default abort message
                        strAbort = "canceled",
                        // Fake xhr
                        jqXHR = {
                                readyState: 0,

                                // Builds headers hashtable if needed
                                getResponseHeader: function( key ) {
                                        var match;
                                        if ( state === 2 ) {
                                                if ( !responseHeaders ) {
                                                        responseHeaders = {};
                                                        while ( (match = rheaders.exec( responseHeadersString )) ) {
                                                                responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
                                                        }
                                                }
                                                match = responseHeaders[ key.toLowerCase() ];
                                        }
                                        return match == null ? null : match;
                                },

                                // Raw string
                                getAllResponseHeaders: function() {
                                        return state === 2 ? responseHeadersString : null;
                                },

                                // Caches the header
                                setRequestHeader: function( name, value ) {
                                        var lname = name.toLowerCase();
                                        if ( !state ) {
                                                name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
                                                requestHeaders[ name ] = value;
                                        }
                                        return this;
                                },

                                // Overrides response content-type header
                                overrideMimeType: function( type ) {
                                        if ( !state ) {
                                                s.mimeType = type;
                                        }
                                        return this;
                                },

                                // Status-dependent callbacks
                                statusCode: function( map ) {
                                        var code;
                                        if ( map ) {
                                                if ( state < 2 ) {
                                                        for ( code in map ) {
                                                                // Lazy-add the new callback in a way that preserves old ones
                                                                statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
                                                        }
                                                } else {
                                                        // Execute the appropriate callbacks
                                                        jqXHR.always( map[ jqXHR.status ] );
                                                }
                                        }
                                        return this;
                                },

                                // Cancel the request
                                abort: function( statusText ) {
                                        var finalText = statusText || strAbort;
                                        if ( transport ) {
                                                transport.abort( finalText );
                                        }
                                        done( 0, finalText );
                                        return this;
                                }
                        };

                // Attach deferreds
                deferred.promise( jqXHR ).complete = completeDeferred.add;
                jqXHR.success = jqXHR.done;
                jqXHR.error = jqXHR.fail;

                // Remove hash character (#7531: and string promotion)
                // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
                // Handle falsy url in the settings object (#10093: consistency with old signature)
                // We also use the url parameter if available
                s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );

                // Alias method option to type as per ticket #12004
                s.type = options.method || options.type || s.method || s.type;

                // Extract dataTypes list
                s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( core_rnotwhite ) || [""];

                // A cross-domain request is in order when we have a protocol:host:port mismatch
                if ( s.crossDomain == null ) {
                        parts = rurl.exec( s.url.toLowerCase() );
                        s.crossDomain = !!( parts &&
                                ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] ||
                                        ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? 80 : 443 ) ) !=
                                                ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? 80 : 443 ) ) )
                        );
                }

                // Convert data if not already a string
                if ( s.data && s.processData && typeof s.data !== "string" ) {
                        s.data = jQuery.param( s.data, s.traditional );
                }

                // Apply prefilters
                inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );

                // If request was aborted inside a prefilter, stop there
                if ( state === 2 ) {
                        return jqXHR;
                }

                // We can fire global events as of now if asked to
                fireGlobals = s.global;

                // Watch for a new set of requests
                if ( fireGlobals && jQuery.active++ === 0 ) {
                        jQuery.event.trigger("ajaxStart");
                }

                // Uppercase the type
                s.type = s.type.toUpperCase();

                // Determine if request has content
                s.hasContent = !rnoContent.test( s.type );

                // Save the URL in case we're toying with the If-Modified-Since
                // and/or If-None-Match header later on
                cacheURL = s.url;

                // More options handling for requests with no content
                if ( !s.hasContent ) {

                        // If data is available, append data to url
                        if ( s.data ) {
                                cacheURL = ( s.url += ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + s.data );
                                // #9682: remove data so that it's not used in an eventual retry
                                delete s.data;
                        }

                        // Add anti-cache in url if needed
                        if ( s.cache === false ) {
                                s.url = rts.test( cacheURL ) ?

                                        // If there is already a '_' parameter, set its value
                                        cacheURL.replace( rts, "$1_=" + ajax_nonce++ ) :

                                        // Otherwise add one to the end
                                        cacheURL + ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ajax_nonce++;
                        }
                }

                // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                if ( s.ifModified ) {
                        if ( jQuery.lastModified[ cacheURL ] ) {
                                jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
                        }
                        if ( jQuery.etag[ cacheURL ] ) {
                                jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
                        }
                }

                // Set the correct header, if data is being sent
                if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
                        jqXHR.setRequestHeader( "Content-Type", s.contentType );
                }

                // Set the Accepts header for the server, depending on the dataType
                jqXHR.setRequestHeader(
                        "Accept",
                        s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
                                s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
                                s.accepts[ "*" ]
                );

                // Check for headers option
                for ( i in s.headers ) {
                        jqXHR.setRequestHeader( i, s.headers[ i ] );
                }

                // Allow custom headers/mimetypes and early abort
                if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
                        // Abort if not done already and return
                        return jqXHR.abort();
                }

                // aborting is no longer a cancellation
                strAbort = "abort";

                // Install callbacks on deferreds
                for ( i in { success: 1, error: 1, complete: 1 } ) {
                        jqXHR[ i ]( s[ i ] );
                }

                // Get transport
                transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );

                // If no transport, we auto-abort
                if ( !transport ) {
                        done( -1, "No Transport" );
                } else {
                        jqXHR.readyState = 1;

                        // Send global event
                        if ( fireGlobals ) {
                                globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
                        }
                        // Timeout
                        if ( s.async && s.timeout > 0 ) {
                                timeoutTimer = setTimeout(function() {
                                        jqXHR.abort("timeout");
                                }, s.timeout );
                        }

                        try {
                                state = 1;
                                transport.send( requestHeaders, done );
                        } catch ( e ) {
                                // Propagate exception as error if not done
                                if ( state < 2 ) {
                                        done( -1, e );
                                // Simply rethrow otherwise
                                } else {
                                        throw e;
                                }
                        }
                }

                // Callback for when everything is done
                function done( status, nativeStatusText, responses, headers ) {
                        var isSuccess, success, error, response, modified,
                                statusText = nativeStatusText;

                        // Called once
                        if ( state === 2 ) {
                                return;
                        }

                        // State is "done" now
                        state = 2;

                        // Clear timeout if it exists
                        if ( timeoutTimer ) {
                                clearTimeout( timeoutTimer );
                        }

                        // Dereference transport for early garbage collection
                        // (no matter how long the jqXHR object will be used)
                        transport = undefined;

                        // Cache response headers
                        responseHeadersString = headers || "";

                        // Set readyState
                        jqXHR.readyState = status > 0 ? 4 : 0;

                        // Get response data
                        if ( responses ) {
                                response = ajaxHandleResponses( s, jqXHR, responses );
                        }

                        // If successful, handle type chaining
                        if ( status >= 200 && status < 300 || status === 304 ) {

                                // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                                if ( s.ifModified ) {
                                        modified = jqXHR.getResponseHeader("Last-Modified");
                                        if ( modified ) {
                                                jQuery.lastModified[ cacheURL ] = modified;
                                        }
                                        modified = jqXHR.getResponseHeader("etag");
                                        if ( modified ) {
                                                jQuery.etag[ cacheURL ] = modified;
                                        }
                                }

                                // if no content
                                if ( status === 204 ) {
                                        isSuccess = true;
                                        statusText = "nocontent";

                                // if not modified
                                } else if ( status === 304 ) {
                                        isSuccess = true;
                                        statusText = "notmodified";

                                // If we have data, let's convert it
                                } else {
                                        isSuccess = ajaxConvert( s, response );
                                        statusText = isSuccess.state;
                                        success = isSuccess.data;
                                        error = isSuccess.error;
                                        isSuccess = !error;
                                }
                        } else {
                                // We extract error from statusText
                                // then normalize statusText and status for non-aborts
                                error = statusText;
                                if ( status || !statusText ) {
                                        statusText = "error";
                                        if ( status < 0 ) {
                                                status = 0;
                                        }
                                }
                        }

                        // Set data for the fake xhr object
                        jqXHR.status = status;
                        jqXHR.statusText = ( nativeStatusText || statusText ) + "";

                        // Success/Error
                        if ( isSuccess ) {
                                deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
                        } else {
                                deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
                        }

                        // Status-dependent callbacks
                        jqXHR.statusCode( statusCode );
                        statusCode = undefined;

                        if ( fireGlobals ) {
                                globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
                                        [ jqXHR, s, isSuccess ? success : error ] );
                        }

                        // Complete
                        completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );

                        if ( fireGlobals ) {
                                globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
                                // Handle the global AJAX counter
                                if ( !( --jQuery.active ) ) {
                                        jQuery.event.trigger("ajaxStop");
                                }
                        }
                }

                return jqXHR;
        },

        getScript: function( url, callback ) {
                return jQuery.get( url, undefined, callback, "script" );
        },

        getJSON: function( url, data, callback ) {
                return jQuery.get( url, data, callback, "json" );
        }
});

/* Handles responses to an ajax request:
 * - sets all responseXXX fields accordingly
 * - finds the right dataType (mediates between content-type and expected dataType)
 * - returns the corresponding response
 */
function ajaxHandleResponses( s, jqXHR, responses ) {
        var firstDataType, ct, finalDataType, type,
                contents = s.contents,
                dataTypes = s.dataTypes,
                responseFields = s.responseFields;

        // Fill responseXXX fields
        for ( type in responseFields ) {
                if ( type in responses ) {
                        jqXHR[ responseFields[type] ] = responses[ type ];
                }
        }

        // Remove auto dataType and get content-type in the process
        while( dataTypes[ 0 ] === "*" ) {
                dataTypes.shift();
                if ( ct === undefined ) {
                        ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
                }
        }

        // Check if we're dealing with a known content-type
        if ( ct ) {
                for ( type in contents ) {
                        if ( contents[ type ] && contents[ type ].test( ct ) ) {
                                dataTypes.unshift( type );
                                break;
                        }
                }
        }

        // Check to see if we have a response for the expected dataType
        if ( dataTypes[ 0 ] in responses ) {
                finalDataType = dataTypes[ 0 ];
        } else {
                // Try convertible dataTypes
                for ( type in responses ) {
                        if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
                                finalDataType = type;
                                break;
                        }
                        if ( !firstDataType ) {
                                firstDataType = type;
                        }
                }
                // Or just use first one
                finalDataType = finalDataType || firstDataType;
        }

        // If we found a dataType
        // We add the dataType to the list if needed
        // and return the corresponding response
        if ( finalDataType ) {
                if ( finalDataType !== dataTypes[ 0 ] ) {
                        dataTypes.unshift( finalDataType );
                }
                return responses[ finalDataType ];
        }
}

// Chain conversions given the request and the original response
function ajaxConvert( s, response ) {
        var conv2, current, conv, tmp,
                converters = {},
                i = 0,
                // Work with a copy of dataTypes in case we need to modify it for conversion
                dataTypes = s.dataTypes.slice(),
                prev = dataTypes[ 0 ];

        // Apply the dataFilter if provided
        if ( s.dataFilter ) {
                response = s.dataFilter( response, s.dataType );
        }

        // Create converters map with lowercased keys
        if ( dataTypes[ 1 ] ) {
                for ( conv in s.converters ) {
                        converters[ conv.toLowerCase() ] = s.converters[ conv ];
                }
        }

        // Convert to each sequential dataType, tolerating list modification
        for ( ; (current = dataTypes[++i]); ) {

                // There's only work to do if current dataType is non-auto
                if ( current !== "*" ) {

                        // Convert response if prev dataType is non-auto and differs from current
                        if ( prev !== "*" && prev !== current ) {

                                // Seek a direct converter
                                conv = converters[ prev + " " + current ] || converters[ "* " + current ];

                                // If none found, seek a pair
                                if ( !conv ) {
                                        for ( conv2 in converters ) {

                                                // If conv2 outputs current
                                                tmp = conv2.split(" ");
                                                if ( tmp[ 1 ] === current ) {

                                                        // If prev can be converted to accepted input
                                                        conv = converters[ prev + " " + tmp[ 0 ] ] ||
                                                                converters[ "* " + tmp[ 0 ] ];
                                                        if ( conv ) {
                                                                // Condense equivalence converters
                                                                if ( conv === true ) {
                                                                        conv = converters[ conv2 ];

                                                                // Otherwise, insert the intermediate dataType
                                                                } else if ( converters[ conv2 ] !== true ) {
                                                                        current = tmp[ 0 ];
                                                                        dataTypes.splice( i--, 0, current );
                                                                }

                                                                break;
                                                        }
                                                }
                                        }
                                }

                                // Apply converter (if not an equivalence)
                                if ( conv !== true ) {

                                        // Unless errors are allowed to bubble, catch and return them
                                        if ( conv && s["throws"] ) {
                                                response = conv( response );
                                        } else {
                                                try {
                                                        response = conv( response );
                                                } catch ( e ) {
                                                        return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current };
                                                }
                                        }
                                }
                        }

                        // Update prev for next iteration
                        prev = current;
                }
        }

        return { state: "success", data: response };
}
// Install script dataType
jQuery.ajaxSetup({
        accepts: {
                script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
        },
        contents: {
                script: /(?:java|ecma)script/
        },
        converters: {
                "text script": function( text ) {
                        jQuery.globalEval( text );
                        return text;
                }
        }
});

// Handle cache's special case and global
jQuery.ajaxPrefilter( "script", function( s ) {
        if ( s.cache === undefined ) {
                s.cache = false;
        }
        if ( s.crossDomain ) {
                s.type = "GET";
                s.global = false;
        }
});

// Bind script tag hack transport
jQuery.ajaxTransport( "script", function(s) {

        // This transport only deals with cross domain requests
        if ( s.crossDomain ) {

                var script,
                        head = document.head || jQuery("head")[0] || document.documentElement;

                return {

                        send: function( _, callback ) {

                                script = document.createElement("script");

                                script.async = true;

                                if ( s.scriptCharset ) {
                                        script.charset = s.scriptCharset;
                                }

                                script.src = s.url;

                                // Attach handlers for all browsers
                                script.onload = script.onreadystatechange = function( _, isAbort ) {

                                        if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {

                                                // Handle memory leak in IE
                                                script.onload = script.onreadystatechange = null;

                                                // Remove the script
                                                if ( script.parentNode ) {
                                                        script.parentNode.removeChild( script );
                                                }

                                                // Dereference the script
                                                script = null;

                                                // Callback if not abort
                                                if ( !isAbort ) {
                                                        callback( 200, "success" );
                                                }
                                        }
                                };

                                // Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
                                // Use native DOM manipulation to avoid our domManip AJAX trickery
                                head.insertBefore( script, head.firstChild );
                        },

                        abort: function() {
                                if ( script ) {
                                        script.onload( undefined, true );
                                }
                        }
                };
        }
});
var oldCallbacks = [],
        rjsonp = /(=)\?(?=&|$)|\?\?/;

// Default jsonp settings
jQuery.ajaxSetup({
        jsonp: "callback",
        jsonpCallback: function() {
                var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( ajax_nonce++ ) );
                this[ callback ] = true;
                return callback;
        }
});

// Detect, normalize options and install callbacks for jsonp requests
jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {

        var callbackName, overwritten, responseContainer,
                jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
                        "url" :
                        typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data"
                );

        // Handle iff the expected data type is "jsonp" or we have a parameter to set
        if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {

                // Get callback name, remembering preexisting value associated with it
                callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
                        s.jsonpCallback() :
                        s.jsonpCallback;

                // Insert callback into url or form data
                if ( jsonProp ) {
                        s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
                } else if ( s.jsonp !== false ) {
                        s.url += ( ajax_rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
                }

                // Use data converter to retrieve json after script execution
                s.converters["script json"] = function() {
                        if ( !responseContainer ) {
                                jQuery.error( callbackName + " was not called" );
                        }
                        return responseContainer[ 0 ];
                };

                // force json dataType
                s.dataTypes[ 0 ] = "json";

                // Install callback
                overwritten = window[ callbackName ];
                window[ callbackName ] = function() {
                        responseContainer = arguments;
                };

                // Clean-up function (fires after converters)
                jqXHR.always(function() {
                        // Restore preexisting value
                        window[ callbackName ] = overwritten;

                        // Save back as free
                        if ( s[ callbackName ] ) {
                                // make sure that re-using the options doesn't screw things around
                                s.jsonpCallback = originalSettings.jsonpCallback;

                                // save the callback name for future use
                                oldCallbacks.push( callbackName );
                        }

                        // Call if it was a function and we have a response
                        if ( responseContainer && jQuery.isFunction( overwritten ) ) {
                                overwritten( responseContainer[ 0 ] );
                        }

                        responseContainer = overwritten = undefined;
                });

                // Delegate to script
                return "script";
        }
});
var xhrCallbacks, xhrSupported,
        xhrId = 0,
        // #5280: Internet Explorer will keep connections alive if we don't abort on unload
        xhrOnUnloadAbort = window.ActiveXObject && function() {
                // Abort all pending requests
                var key;
                for ( key in xhrCallbacks ) {
                        xhrCallbacks[ key ]( undefined, true );
                }
        };

// Functions to create xhrs
function createStandardXHR() {
        try {
                return new window.XMLHttpRequest();
        } catch( e ) {}
}

function createActiveXHR() {
        try {
                return new window.ActiveXObject("Microsoft.XMLHTTP");
        } catch( e ) {}
}

// Create the request object
// (This is still attached to ajaxSettings for backward compatibility)
jQuery.ajaxSettings.xhr = window.ActiveXObject ?
        /* Microsoft failed to properly
         * implement the XMLHttpRequest in IE7 (can't request local files),
         * so we use the ActiveXObject when it is available
         * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
         * we need a fallback.
         */
        function() {
                return !this.isLocal && createStandardXHR() || createActiveXHR();
        } :
        // For all other browsers, use the standard XMLHttpRequest object
        createStandardXHR;

// Determine support properties
xhrSupported = jQuery.ajaxSettings.xhr();
jQuery.support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
xhrSupported = jQuery.support.ajax = !!xhrSupported;

// Create transport if the browser can provide an xhr
if ( xhrSupported ) {

        jQuery.ajaxTransport(function( s ) {
                // Cross domain only allowed if supported through XMLHttpRequest
                if ( !s.crossDomain || jQuery.support.cors ) {

                        var callback;

                        return {
                                send: function( headers, complete ) {

                                        // Get a new xhr
                                        var handle, i,
                                                xhr = s.xhr();

                                        // Open the socket
                                        // Passing null username, generates a login popup on Opera (#2865)
                                        if ( s.username ) {
                                                xhr.open( s.type, s.url, s.async, s.username, s.password );
                                        } else {
                                                xhr.open( s.type, s.url, s.async );
                                        }

                                        // Apply custom fields if provided
                                        if ( s.xhrFields ) {
                                                for ( i in s.xhrFields ) {
                                                        xhr[ i ] = s.xhrFields[ i ];
                                                }
                                        }

                                        // Override mime type if needed
                                        if ( s.mimeType && xhr.overrideMimeType ) {
                                                xhr.overrideMimeType( s.mimeType );
                                        }

                                        // X-Requested-With header
                                        // For cross-domain requests, seeing as conditions for a preflight are
                                        // akin to a jigsaw puzzle, we simply never set it to be sure.
                                        // (it can always be set on a per-request basis or even using ajaxSetup)
                                        // For same-domain requests, won't change header if already provided.
                                        if ( !s.crossDomain && !headers["X-Requested-With"] ) {
                                                headers["X-Requested-With"] = "XMLHttpRequest";
                                        }

                                        // Need an extra try/catch for cross domain requests in Firefox 3
                                        try {
                                                for ( i in headers ) {
                                                        xhr.setRequestHeader( i, headers[ i ] );
                                                }
                                        } catch( err ) {}

                                        // Do send the request
                                        // This may raise an exception which is actually
                                        // handled in jQuery.ajax (so no try/catch here)
                                        xhr.send( ( s.hasContent && s.data ) || null );

                                        // Listener
                                        callback = function( _, isAbort ) {
                                                var status, responseHeaders, statusText, responses;

                                                // Firefox throws exceptions when accessing properties
                                                // of an xhr when a network error occurred
                                                // http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)
                                                try {

                                                        // Was never called and is aborted or complete
                                                        if ( callback && ( isAbort || xhr.readyState === 4 ) ) {

                                                                // Only called once
                                                                callback = undefined;

                                                                // Do not keep as active anymore
                                                                if ( handle ) {
                                                                        xhr.onreadystatechange = jQuery.noop;
                                                                        if ( xhrOnUnloadAbort ) {
                                                                                delete xhrCallbacks[ handle ];
                                                                        }
                                                                }

                                                                // If it's an abort
                                                                if ( isAbort ) {
                                                                        // Abort it manually if needed
                                                                        if ( xhr.readyState !== 4 ) {
                                                                                xhr.abort();
                                                                        }
                                                                } else {
                                                                        responses = {};
                                                                        status = xhr.status;
                                                                        responseHeaders = xhr.getAllResponseHeaders();

                                                                        // When requesting binary data, IE6-9 will throw an exception
                                                                        // on any attempt to access responseText (#11426)
                                                                        if ( typeof xhr.responseText === "string" ) {
                                                                                responses.text = xhr.responseText;
                                                                        }

                                                                        // Firefox throws an exception when accessing
                                                                        // statusText for faulty cross-domain requests
                                                                        try {
                                                                                statusText = xhr.statusText;
                                                                        } catch( e ) {
                                                                                // We normalize with Webkit giving an empty statusText
                                                                                statusText = "";
                                                                        }

                                                                        // Filter status for non standard behaviors

                                                                        // If the request is local and we have data: assume a success
                                                                        // (success with no data won't get notified, that's the best we
                                                                        // can do given current implementations)
                                                                        if ( !status && s.isLocal && !s.crossDomain ) {
                                                                                status = responses.text ? 200 : 404;
                                                                        // IE - #1450: sometimes returns 1223 when it should be 204
                                                                        } else if ( status === 1223 ) {
                                                                                status = 204;
                                                                        }
                                                                }
                                                        }
                                                } catch( firefoxAccessException ) {
                                                        if ( !isAbort ) {
                                                                complete( -1, firefoxAccessException );
                                                        }
                                                }

                                                // Call complete if needed
                                                if ( responses ) {
                                                        complete( status, statusText, responses, responseHeaders );
                                                }
                                        };

                                        if ( !s.async ) {
                                                // if we're in sync mode we fire the callback
                                                callback();
                                        } else if ( xhr.readyState === 4 ) {
                                                // (IE6 & IE7) if it's in cache and has been
                                                // retrieved directly we need to fire the callback
                                                setTimeout( callback );
                                        } else {
                                                handle = ++xhrId;
                                                if ( xhrOnUnloadAbort ) {
                                                        // Create the active xhrs callbacks list if needed
                                                        // and attach the unload handler
                                                        if ( !xhrCallbacks ) {
                                                                xhrCallbacks = {};
                                                                jQuery( window ).unload( xhrOnUnloadAbort );
                                                        }
                                                        // Add to list of active xhrs callbacks
                                                        xhrCallbacks[ handle ] = callback;
                                                }
                                                xhr.onreadystatechange = callback;
                                        }
                                },

                                abort: function() {
                                        if ( callback ) {
                                                callback( undefined, true );
                                        }
                                }
                        };
                }
        });
}
var fxNow, timerId,
        rfxtypes = /^(?:toggle|show|hide)$/,
        rfxnum = new RegExp( "^(?:([+-])=|)(" + core_pnum + ")([a-z%]*)$", "i" ),
        rrun = /queueHooks$/,
        animationPrefilters = [ defaultPrefilter ],
        tweeners = {
                "*": [function( prop, value ) {
                        var end, unit,
                                tween = this.createTween( prop, value ),
                                parts = rfxnum.exec( value ),
                                target = tween.cur(),
                                start = +target || 0,
                                scale = 1,
                                maxIterations = 20;

                        if ( parts ) {
                                end = +parts[2];
                                unit = parts[3] || ( jQuery.cssNumber[ prop ] ? "" : "px" );

                                // We need to compute starting value
                                if ( unit !== "px" && start ) {
                                        // Iteratively approximate from a nonzero starting point
                                        // Prefer the current property, because this process will be trivial if it uses the same units
                                        // Fallback to end or a simple constant
                                        start = jQuery.css( tween.elem, prop, true ) || end || 1;

                                        do {
                                                // If previous iteration zeroed out, double until we get *something*
                                                // Use a string for doubling factor so we don't accidentally see scale as unchanged below
                                                scale = scale || ".5";

                                                // Adjust and apply
                                                start = start / scale;
                                                jQuery.style( tween.elem, prop, start + unit );

                                        // Update scale, tolerating zero or NaN from tween.cur()
                                        // And breaking the loop if scale is unchanged or perfect, or if we've just had enough
                                        } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations );
                                }

                                tween.unit = unit;
                                tween.start = start;
                                // If a +=/-= token was provided, we're doing a relative animation
                                tween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end;
                        }
                        return tween;
                }]
        };

// Animations created synchronously will run synchronously
function createFxNow() {
        setTimeout(function() {
                fxNow = undefined;
        });
        return ( fxNow = jQuery.now() );
}

function createTweens( animation, props ) {
        jQuery.each( props, function( prop, value ) {
                var collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
                        index = 0,
                        length = collection.length;
                for ( ; index < length; index++ ) {
                        if ( collection[ index ].call( animation, prop, value ) ) {

                                // we're done with this property
                                return;
                        }
                }
        });
}

function Animation( elem, properties, options ) {
        var result,
                stopped,
                index = 0,
                length = animationPrefilters.length,
                deferred = jQuery.Deferred().always( function() {
                        // don't match elem in the :animated selector
                        delete tick.elem;
                }),
                tick = function() {
                        if ( stopped ) {
                                return false;
                        }
                        var currentTime = fxNow || createFxNow(),
                                remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
                                // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
                                temp = remaining / animation.duration || 0,
                                percent = 1 - temp,
                                index = 0,
                                length = animation.tweens.length;

                        for ( ; index < length ; index++ ) {
                                animation.tweens[ index ].run( percent );
                        }

                        deferred.notifyWith( elem, [ animation, percent, remaining ]);

                        if ( percent < 1 && length ) {
                                return remaining;
                        } else {
                                deferred.resolveWith( elem, [ animation ] );
                                return false;
                        }
                },
                animation = deferred.promise({
                        elem: elem,
                        props: jQuery.extend( {}, properties ),
                        opts: jQuery.extend( true, { specialEasing: {} }, options ),
                        originalProperties: properties,
                        originalOptions: options,
                        startTime: fxNow || createFxNow(),
                        duration: options.duration,
                        tweens: [],
                        createTween: function( prop, end ) {
                                var tween = jQuery.Tween( elem, animation.opts, prop, end,
                                                animation.opts.specialEasing[ prop ] || animation.opts.easing );
                                animation.tweens.push( tween );
                                return tween;
                        },
                        stop: function( gotoEnd ) {
                                var index = 0,
                                        // if we are going to the end, we want to run all the tweens
                                        // otherwise we skip this part
                                        length = gotoEnd ? animation.tweens.length : 0;
                                if ( stopped ) {
                                        return this;
                                }
                                stopped = true;
                                for ( ; index < length ; index++ ) {
                                        animation.tweens[ index ].run( 1 );
                                }

                                // resolve when we played the last frame
                                // otherwise, reject
                                if ( gotoEnd ) {
                                        deferred.resolveWith( elem, [ animation, gotoEnd ] );
                                } else {
                                        deferred.rejectWith( elem, [ animation, gotoEnd ] );
                                }
                                return this;
                        }
                }),
                props = animation.props;

        propFilter( props, animation.opts.specialEasing );

        for ( ; index < length ; index++ ) {
                result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
                if ( result ) {
                        return result;
                }
        }

        createTweens( animation, props );

        if ( jQuery.isFunction( animation.opts.start ) ) {
                animation.opts.start.call( elem, animation );
        }

        jQuery.fx.timer(
                jQuery.extend( tick, {
                        elem: elem,
                        anim: animation,
                        queue: animation.opts.queue
                })
        );

        // attach callbacks from options
        return animation.progress( animation.opts.progress )
                .done( animation.opts.done, animation.opts.complete )
                .fail( animation.opts.fail )
                .always( animation.opts.always );
}

function propFilter( props, specialEasing ) {
        var value, name, index, easing, hooks;

        // camelCase, specialEasing and expand cssHook pass
        for ( index in props ) {
                name = jQuery.camelCase( index );
                easing = specialEasing[ name ];
                value = props[ index ];
                if ( jQuery.isArray( value ) ) {
                        easing = value[ 1 ];
                        value = props[ index ] = value[ 0 ];
                }

                if ( index !== name ) {
                        props[ name ] = value;
                        delete props[ index ];
                }

                hooks = jQuery.cssHooks[ name ];
                if ( hooks && "expand" in hooks ) {
                        value = hooks.expand( value );
                        delete props[ name ];

                        // not quite $.extend, this wont overwrite keys already present.
                        // also - reusing 'index' from above because we have the correct "name"
                        for ( index in value ) {
                                if ( !( index in props ) ) {
                                        props[ index ] = value[ index ];
                                        specialEasing[ index ] = easing;
                                }
                        }
                } else {
                        specialEasing[ name ] = easing;
                }
        }
}

jQuery.Animation = jQuery.extend( Animation, {

        tweener: function( props, callback ) {
                if ( jQuery.isFunction( props ) ) {
                        callback = props;
                        props = [ "*" ];
                } else {
                        props = props.split(" ");
                }

                var prop,
                        index = 0,
                        length = props.length;

                for ( ; index < length ; index++ ) {
                        prop = props[ index ];
                        tweeners[ prop ] = tweeners[ prop ] || [];
                        tweeners[ prop ].unshift( callback );
                }
        },

        prefilter: function( callback, prepend ) {
                if ( prepend ) {
                        animationPrefilters.unshift( callback );
                } else {
                        animationPrefilters.push( callback );
                }
        }
});

function defaultPrefilter( elem, props, opts ) {
        /*jshint validthis:true */
        var prop, index, length,
                value, dataShow, toggle,
                tween, hooks, oldfire,
                anim = this,
                style = elem.style,
                orig = {},
                handled = [],
                hidden = elem.nodeType && isHidden( elem );

        // handle queue: false promises
        if ( !opts.queue ) {
                hooks = jQuery._queueHooks( elem, "fx" );
                if ( hooks.unqueued == null ) {
                        hooks.unqueued = 0;
                        oldfire = hooks.empty.fire;
                        hooks.empty.fire = function() {
                                if ( !hooks.unqueued ) {
                                        oldfire();
                                }
                        };
                }
                hooks.unqueued++;

                anim.always(function() {
                        // doing this makes sure that the complete handler will be called
                        // before this completes
                        anim.always(function() {
                                hooks.unqueued--;
                                if ( !jQuery.queue( elem, "fx" ).length ) {
                                        hooks.empty.fire();
                                }
                        });
                });
        }

        // height/width overflow pass
        if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
                // Make sure that nothing sneaks out
                // Record all 3 overflow attributes because IE does not
                // change the overflow attribute when overflowX and
                // overflowY are set to the same value
                opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];

                // Set display property to inline-block for height/width
                // animations on inline elements that are having width/height animated
                if ( jQuery.css( elem, "display" ) === "inline" &&
                                jQuery.css( elem, "float" ) === "none" ) {

                        // inline-level elements accept inline-block;
                        // block-level elements need to be inline with layout
                        if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) {
                                style.display = "inline-block";

                        } else {
                                style.zoom = 1;
                        }
                }
        }

        if ( opts.overflow ) {
                style.overflow = "hidden";
                if ( !jQuery.support.shrinkWrapBlocks ) {
                        anim.always(function() {
                                style.overflow = opts.overflow[ 0 ];
                                style.overflowX = opts.overflow[ 1 ];
                                style.overflowY = opts.overflow[ 2 ];
                        });
                }
        }


        // show/hide pass
        for ( index in props ) {
                value = props[ index ];
                if ( rfxtypes.exec( value ) ) {
                        delete props[ index ];
                        toggle = toggle || value === "toggle";
                        if ( value === ( hidden ? "hide" : "show" ) ) {
                                continue;
                        }
                        handled.push( index );
                }
        }

        length = handled.length;
        if ( length ) {
                dataShow = jQuery._data( elem, "fxshow" ) || jQuery._data( elem, "fxshow", {} );
                if ( "hidden" in dataShow ) {
                        hidden = dataShow.hidden;
                }

                // store state if its toggle - enables .stop().toggle() to "reverse"
                if ( toggle ) {
                        dataShow.hidden = !hidden;
                }
                if ( hidden ) {
                        jQuery( elem ).show();
                } else {
                        anim.done(function() {
                                jQuery( elem ).hide();
                        });
                }
                anim.done(function() {
                        var prop;
                        jQuery._removeData( elem, "fxshow" );
                        for ( prop in orig ) {
                                jQuery.style( elem, prop, orig[ prop ] );
                        }
                });
                for ( index = 0 ; index < length ; index++ ) {
                        prop = handled[ index ];
                        tween = anim.createTween( prop, hidden ? dataShow[ prop ] : 0 );
                        orig[ prop ] = dataShow[ prop ] || jQuery.style( elem, prop );

                        if ( !( prop in dataShow ) ) {
                                dataShow[ prop ] = tween.start;
                                if ( hidden ) {
                                        tween.end = tween.start;
                                        tween.start = prop === "width" || prop === "height" ? 1 : 0;
                                }
                        }
                }
        }
}

function Tween( elem, options, prop, end, easing ) {
        return new Tween.prototype.init( elem, options, prop, end, easing );
}
jQuery.Tween = Tween;

Tween.prototype = {
        constructor: Tween,
        init: function( elem, options, prop, end, easing, unit ) {
                this.elem = elem;
                this.prop = prop;
                this.easing = easing || "swing";
                this.options = options;
                this.start = this.now = this.cur();
                this.end = end;
                this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
        },
        cur: function() {
                var hooks = Tween.propHooks[ this.prop ];

                return hooks && hooks.get ?
                        hooks.get( this ) :
                        Tween.propHooks._default.get( this );
        },
        run: function( percent ) {
                var eased,
                        hooks = Tween.propHooks[ this.prop ];

                if ( this.options.duration ) {
                        this.pos = eased = jQuery.easing[ this.easing ](
                                percent, this.options.duration * percent, 0, 1, this.options.duration
                        );
                } else {
                        this.pos = eased = percent;
                }
                this.now = ( this.end - this.start ) * eased + this.start;

                if ( this.options.step ) {
                        this.options.step.call( this.elem, this.now, this );
                }

                if ( hooks && hooks.set ) {
                        hooks.set( this );
                } else {
                        Tween.propHooks._default.set( this );
                }
                return this;
        }
};

Tween.prototype.init.prototype = Tween.prototype;

Tween.propHooks = {
        _default: {
                get: function( tween ) {
                        var result;

                        if ( tween.elem[ tween.prop ] != null &&
                                (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
                                return tween.elem[ tween.prop ];
                        }

                        // passing an empty string as a 3rd parameter to .css will automatically
                        // attempt a parseFloat and fallback to a string if the parse fails
                        // so, simple values such as "10px" are parsed to Float.
                        // complex values such as "rotate(1rad)" are returned as is.
                        result = jQuery.css( tween.elem, tween.prop, "" );
                        // Empty strings, null, undefined and "auto" are converted to 0.
                        return !result || result === "auto" ? 0 : result;
                },
                set: function( tween ) {
                        // use step hook for back compat - use cssHook if its there - use .style if its
                        // available and use plain properties where available
                        if ( jQuery.fx.step[ tween.prop ] ) {
                                jQuery.fx.step[ tween.prop ]( tween );
                        } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
                                jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
                        } else {
                                tween.elem[ tween.prop ] = tween.now;
                        }
                }
        }
};

// Remove in 2.0 - this supports IE8's panic based approach
// to setting things on disconnected nodes

Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
        set: function( tween ) {
                if ( tween.elem.nodeType && tween.elem.parentNode ) {
                        tween.elem[ tween.prop ] = tween.now;
                }
        }
};

jQuery.each([ "toggle", "show", "hide" ], function( i, name ) {
        var cssFn = jQuery.fn[ name ];
        jQuery.fn[ name ] = function( speed, easing, callback ) {
                return speed == null || typeof speed === "boolean" ?
                        cssFn.apply( this, arguments ) :
                        this.animate( genFx( name, true ), speed, easing, callback );
        };
});

jQuery.fn.extend({
        fadeTo: function( speed, to, easing, callback ) {

                // show any hidden elements after setting opacity to 0
                return this.filter( isHidden ).css( "opacity", 0 ).show()

                        // animate to the value specified
                        .end().animate({ opacity: to }, speed, easing, callback );
        },
        animate: function( prop, speed, easing, callback ) {
                var empty = jQuery.isEmptyObject( prop ),
                        optall = jQuery.speed( speed, easing, callback ),
                        doAnimation = function() {
                                // Operate on a copy of prop so per-property easing won't be lost
                                var anim = Animation( this, jQuery.extend( {}, prop ), optall );
                                doAnimation.finish = function() {
                                        anim.stop( true );
                                };
                                // Empty animations, or finishing resolves immediately
                                if ( empty || jQuery._data( this, "finish" ) ) {
                                        anim.stop( true );
                                }
                        };
                        doAnimation.finish = doAnimation;

                return empty || optall.queue === false ?
                        this.each( doAnimation ) :
                        this.queue( optall.queue, doAnimation );
        },
        stop: function( type, clearQueue, gotoEnd ) {
                var stopQueue = function( hooks ) {
                        var stop = hooks.stop;
                        delete hooks.stop;
                        stop( gotoEnd );
                };

                if ( typeof type !== "string" ) {
                        gotoEnd = clearQueue;
                        clearQueue = type;
                        type = undefined;
                }
                if ( clearQueue && type !== false ) {
                        this.queue( type || "fx", [] );
                }

                return this.each(function() {
                        var dequeue = true,
                                index = type != null && type + "queueHooks",
                                timers = jQuery.timers,
                                data = jQuery._data( this );

                        if ( index ) {
                                if ( data[ index ] && data[ index ].stop ) {
                                        stopQueue( data[ index ] );
                                }
                        } else {
                                for ( index in data ) {
                                        if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
                                                stopQueue( data[ index ] );
                                        }
                                }
                        }

                        for ( index = timers.length; index--; ) {
                                if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
                                        timers[ index ].anim.stop( gotoEnd );
                                        dequeue = false;
                                        timers.splice( index, 1 );
                                }
                        }

                        // start the next in the queue if the last step wasn't forced
                        // timers currently will call their complete callbacks, which will dequeue
                        // but only if they were gotoEnd
                        if ( dequeue || !gotoEnd ) {
                                jQuery.dequeue( this, type );
                        }
                });
        },
        finish: function( type ) {
                if ( type !== false ) {
                        type = type || "fx";
                }
                return this.each(function() {
                        var index,
                                data = jQuery._data( this ),
                                queue = data[ type + "queue" ],
                                hooks = data[ type + "queueHooks" ],
                                timers = jQuery.timers,
                                length = queue ? queue.length : 0;

                        // enable finishing flag on private data
                        data.finish = true;

                        // empty the queue first
                        jQuery.queue( this, type, [] );

                        if ( hooks && hooks.cur && hooks.cur.finish ) {
                                hooks.cur.finish.call( this );
                        }

                        // look for any active animations, and finish them
                        for ( index = timers.length; index--; ) {
                                if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
                                        timers[ index ].anim.stop( true );
                                        timers.splice( index, 1 );
                                }
                        }

                        // look for any animations in the old queue and finish them
                        for ( index = 0; index < length; index++ ) {
                                if ( queue[ index ] && queue[ index ].finish ) {
                                        queue[ index ].finish.call( this );
                                }
                        }

                        // turn off finishing flag
                        delete data.finish;
                });
        }
});

// Generate parameters to create a standard animation
function genFx( type, includeWidth ) {
        var which,
                attrs = { height: type },
                i = 0;

        // if we include width, step value is 1 to do all cssExpand values,
        // if we don't include width, step value is 2 to skip over Left and Right
        includeWidth = includeWidth? 1 : 0;
        for( ; i < 4 ; i += 2 - includeWidth ) {
                which = cssExpand[ i ];
                attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
        }

        if ( includeWidth ) {
                attrs.opacity = attrs.width = type;
        }

        return attrs;
}

// Generate shortcuts for custom animations
jQuery.each({
        slideDown: genFx("show"),
        slideUp: genFx("hide"),
        slideToggle: genFx("toggle"),
        fadeIn: { opacity: "show" },
        fadeOut: { opacity: "hide" },
        fadeToggle: { opacity: "toggle" }
}, function( name, props ) {
        jQuery.fn[ name ] = function( speed, easing, callback ) {
                return this.animate( props, speed, easing, callback );
        };
});

jQuery.speed = function( speed, easing, fn ) {
        var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
                complete: fn || !fn && easing ||
                        jQuery.isFunction( speed ) && speed,
                duration: speed,
                easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
        };

        opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
                opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;

        // normalize opt.queue - true/undefined/null -> "fx"
        if ( opt.queue == null || opt.queue === true ) {
                opt.queue = "fx";
        }

        // Queueing
        opt.old = opt.complete;

        opt.complete = function() {
                if ( jQuery.isFunction( opt.old ) ) {
                        opt.old.call( this );
                }

                if ( opt.queue ) {
                        jQuery.dequeue( this, opt.queue );
                }
        };

        return opt;
};

jQuery.easing = {
        linear: function( p ) {
                return p;
        },
        swing: function( p ) {
                return 0.5 - Math.cos( p*Math.PI ) / 2;
        }
};

jQuery.timers = [];
jQuery.fx = Tween.prototype.init;
jQuery.fx.tick = function() {
        var timer,
                timers = jQuery.timers,
                i = 0;

        fxNow = jQuery.now();

        for ( ; i < timers.length; i++ ) {
                timer = timers[ i ];
                // Checks the timer has not already been removed
                if ( !timer() && timers[ i ] === timer ) {
                        timers.splice( i--, 1 );
                }
        }

        if ( !timers.length ) {
                jQuery.fx.stop();
        }
        fxNow = undefined;
};

jQuery.fx.timer = function( timer ) {
        if ( timer() && jQuery.timers.push( timer ) ) {
                jQuery.fx.start();
        }
};

jQuery.fx.interval = 13;

jQuery.fx.start = function() {
        if ( !timerId ) {
                timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
        }
};

jQuery.fx.stop = function() {
        clearInterval( timerId );
        timerId = null;
};

jQuery.fx.speeds = {
        slow: 600,
        fast: 200,
        // Default speed
        _default: 400
};

// Back Compat <1.8 extension point
jQuery.fx.step = {};

if ( jQuery.expr && jQuery.expr.filters ) {
        jQuery.expr.filters.animated = function( elem ) {
                return jQuery.grep(jQuery.timers, function( fn ) {
                        return elem === fn.elem;
                }).length;
        };
}
jQuery.fn.offset = function( options ) {
        if ( arguments.length ) {
                return options === undefined ?
                        this :
                        this.each(function( i ) {
                                jQuery.offset.setOffset( this, options, i );
                        });
        }

        var docElem, win,
                box = { top: 0, left: 0 },
                elem = this[ 0 ],
                doc = elem && elem.ownerDocument;

        if ( !doc ) {
                return;
        }

        docElem = doc.documentElement;

        // Make sure it's not a disconnected DOM node
        if ( !jQuery.contains( docElem, elem ) ) {
                return box;
        }

        // If we don't have gBCR, just use 0,0 rather than error
        // BlackBerry 5, iOS 3 (original iPhone)
        if ( typeof elem.getBoundingClientRect !== core_strundefined ) {
                box = elem.getBoundingClientRect();
        }
        win = getWindow( doc );
        return {
                top: box.top  + ( win.pageYOffset || docElem.scrollTop )  - ( docElem.clientTop  || 0 ),
                left: box.left + ( win.pageXOffset || docElem.scrollLeft ) - ( docElem.clientLeft || 0 )
        };
};

jQuery.offset = {

        setOffset: function( elem, options, i ) {
                var position = jQuery.css( elem, "position" );

                // set position first, in-case top/left are set even on static elem
                if ( position === "static" ) {
                        elem.style.position = "relative";
                }

                var curElem = jQuery( elem ),
                        curOffset = curElem.offset(),
                        curCSSTop = jQuery.css( elem, "top" ),
                        curCSSLeft = jQuery.css( elem, "left" ),
                        calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1,
                        props = {}, curPosition = {}, curTop, curLeft;

                // need to be able to calculate position if either top or left is auto and position is either absolute or fixed
                if ( calculatePosition ) {
                        curPosition = curElem.position();
                        curTop = curPosition.top;
                        curLeft = curPosition.left;
                } else {
                        curTop = parseFloat( curCSSTop ) || 0;
                        curLeft = parseFloat( curCSSLeft ) || 0;
                }

                if ( jQuery.isFunction( options ) ) {
                        options = options.call( elem, i, curOffset );
                }

                if ( options.top != null ) {
                        props.top = ( options.top - curOffset.top ) + curTop;
                }
                if ( options.left != null ) {
                        props.left = ( options.left - curOffset.left ) + curLeft;
                }

                if ( "using" in options ) {
                        options.using.call( elem, props );
                } else {
                        curElem.css( props );
                }
        }
};


jQuery.fn.extend({

        position: function() {
                if ( !this[ 0 ] ) {
                        return;
                }

                var offsetParent, offset,
                        parentOffset = { top: 0, left: 0 },
                        elem = this[ 0 ];

                // fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is it's only offset parent
                if ( jQuery.css( elem, "position" ) === "fixed" ) {
                        // we assume that getBoundingClientRect is available when computed position is fixed
                        offset = elem.getBoundingClientRect();
                } else {
                        // Get *real* offsetParent
                        offsetParent = this.offsetParent();

                        // Get correct offsets
                        offset = this.offset();
                        if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
                                parentOffset = offsetParent.offset();
                        }

                        // Add offsetParent borders
                        parentOffset.top  += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
                        parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
                }

                // Subtract parent offsets and element margins
                // note: when an element has margin: auto the offsetLeft and marginLeft
                // are the same in Safari causing offset.left to incorrectly be 0
                return {
                        top:  offset.top  - parentOffset.top - jQuery.css( elem, "marginTop", true ),
                        left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true)
                };
        },

        offsetParent: function() {
                return this.map(function() {
                        var offsetParent = this.offsetParent || document.documentElement;
                        while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position") === "static" ) ) {
                                offsetParent = offsetParent.offsetParent;
                        }
                        return offsetParent || document.documentElement;
                });
        }
});


// Create scrollLeft and scrollTop methods
jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) {
        var top = /Y/.test( prop );

        jQuery.fn[ method ] = function( val ) {
                return jQuery.access( this, function( elem, method, val ) {
                        var win = getWindow( elem );

                        if ( val === undefined ) {
                                return win ? (prop in win) ? win[ prop ] :
                                        win.document.documentElement[ method ] :
                                        elem[ method ];
                        }

                        if ( win ) {
                                win.scrollTo(
                                        !top ? val : jQuery( win ).scrollLeft(),
                                        top ? val : jQuery( win ).scrollTop()
                                );

                        } else {
                                elem[ method ] = val;
                        }
                }, method, val, arguments.length, null );
        };
});

function getWindow( elem ) {
        return jQuery.isWindow( elem ) ?
                elem :
                elem.nodeType === 9 ?
                        elem.defaultView || elem.parentWindow :
                        false;
}
// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
        jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
                // margin is only for outerHeight, outerWidth
                jQuery.fn[ funcName ] = function( margin, value ) {
                        var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
                                extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );

                        return jQuery.access( this, function( elem, type, value ) {
                                var doc;

                                if ( jQuery.isWindow( elem ) ) {
                                        // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
                                        // isn't a whole lot we can do. See pull request at this URL for discussion:
                                        // https://github.com/jquery/jquery/pull/764
                                        return elem.document.documentElement[ "client" + name ];
                                }

                                // Get document width or height
                                if ( elem.nodeType === 9 ) {
                                        doc = elem.documentElement;

                                        // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
                                        // unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
                                        return Math.max(
                                                elem.body[ "scroll" + name ], doc[ "scroll" + name ],
                                                elem.body[ "offset" + name ], doc[ "offset" + name ],
                                                doc[ "client" + name ]
                                        );
                                }

                                return value === undefined ?
                                        // Get width or height on the element, requesting but not forcing parseFloat
                                        jQuery.css( elem, type, extra ) :

                                        // Set width or height on the element
                                        jQuery.style( elem, type, value, extra );
                        }, type, chainable ? margin : undefined, chainable, null );
                };
        });
});
// Limit scope pollution from any deprecated API
// (function() {

// })();
// Expose jQuery to the global object
window.jQuery = window.$ = jQuery;

// Expose jQuery as an AMD module, but only for AMD loaders that
// understand the issues with loading multiple versions of jQuery
// in a page that all might call define(). The loader will indicate
// they have special allowances for multiple jQuery versions by
// specifying define.amd.jQuery = true. Register as a named module,
// since jQuery can be concatenated with other files that may use define,
// but not use a proper concatenation script that understands anonymous
// AMD modules. A named AMD is safest and most robust way to register.
// Lowercase jquery is used because AMD module names are derived from
// file names, and jQuery is normally delivered in a lowercase file name.
// Do this after creating the global so that if an AMD module wants to call
// noConflict to hide this version of jQuery, it will work.
if ( typeof define === "function" && define.amd && define.amd.jQuery ) {
        define( "jquery", [], function () { return jQuery; } );
}

})( window );