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  1. /*!
  2.  * jQuery JavaScript Library v2.0.3
  3.  * http://jquery.com/
  4.  *
  5.  * Includes Sizzle.js
  6.  * http://sizzlejs.com/
  7.  *
  8.  * Copyright 2005, 2013 jQuery Foundation, Inc. and other contributors
  9.  * Released under the MIT license
  10.  * http://jquery.org/license
  11.  *
  12.  * Date: 2013-07-03T13:30Z
  13.  */
  14. (function( window, undefined ) {
  15.  
  16. // Can't do this because several apps including ASP.NET trace
  17. // the stack via arguments.caller.callee and Firefox dies if
  18. // you try to trace through "use strict" call chains. (#13335)
  19. // Support: Firefox 18+
  20. //"use strict";
  21. var
  22.   // A central reference to the root jQuery(document)
  23.   rootjQuery,
  24.  
  25.   // The deferred used on DOM ready
  26.   readyList,
  27.  
  28.   // Support: IE9
  29.   // For `typeof xmlNode.method` instead of `xmlNode.method !== undefined`
  30.   core_strundefined = typeof undefined,
  31.  
  32.   // Use the correct document accordingly with window argument (sandbox)
  33.   location = window.location,
  34.   document = window.document,
  35.   docElem = document.documentElement,
  36.  
  37.   // Map over jQuery in case of overwrite
  38.   _jQuery = window.jQuery,
  39.  
  40.   // Map over the $ in case of overwrite
  41.   _$ = window.$,
  42.  
  43.   // [[Class]] -> type pairs
  44.   class2type = {},
  45.  
  46.   // List of deleted data cache ids, so we can reuse them
  47.   core_deletedIds = [],
  48.  
  49.   core_version = "2.0.3",
  50.  
  51.   // Save a reference to some core methods
  52.   core_concat = core_deletedIds.concat,
  53.   core_push = core_deletedIds.push,
  54.   core_slice = core_deletedIds.slice,
  55.   core_indexOf = core_deletedIds.indexOf,
  56.   core_toString = class2type.toString,
  57.   core_hasOwn = class2type.hasOwnProperty,
  58.   core_trim = core_version.trim,
  59.  
  60.   // Define a local copy of jQuery
  61.   jQuery = function( selector, context ) {
  62.     // The jQuery object is actually just the init constructor 'enhanced'
  63.     return new jQuery.fn.init( selector, context, rootjQuery );
  64.   },
  65.  
  66.   // Used for matching numbers
  67.   core_pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source,
  68.  
  69.   // Used for splitting on whitespace
  70.   core_rnotwhite = /\S+/g,
  71.  
  72.   // A simple way to check for HTML strings
  73.   // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
  74.   // Strict HTML recognition (#11290: must start with <)
  75.   rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,
  76.  
  77.   // Match a standalone tag
  78.   rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
  79.  
  80.   // Matches dashed string for camelizing
  81.   rmsPrefix = /^-ms-/,
  82.   rdashAlpha = /-([\da-z])/gi,
  83.  
  84.   // Used by jQuery.camelCase as callback to replace()
  85.   fcamelCase = function( all, letter ) {
  86.     return letter.toUpperCase();
  87.   },
  88.  
  89.   // The ready event handler and self cleanup method
  90.   completed = function() {
  91.     document.removeEventListener( "DOMContentLoaded", completed, false );
  92.     window.removeEventListener( "load", completed, false );
  93.     jQuery.ready();
  94.   };
  95.  
  96. jQuery.fn = jQuery.prototype = {
  97.   // The current version of jQuery being used
  98.   jquery: core_version,
  99.  
  100.   constructor: jQuery,
  101.   init: function( selector, context, rootjQuery ) {
  102.     var match, elem;
  103.  
  104.     // HANDLE: $(""), $(null), $(undefined), $(false)
  105.     if ( !selector ) {
  106.       return this;
  107.     }
  108.  
  109.     // Handle HTML strings
  110.     if ( typeof selector === "string" ) {
  111.       if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
  112.         // Assume that strings that start and end with <> are HTML and skip the regex check
  113.         match = [ null, selector, null ];
  114.  
  115.       } else {
  116.         match = rquickExpr.exec( selector );
  117.       }
  118.  
  119.       // Match html or make sure no context is specified for #id
  120.       if ( match && (match[1] || !context) ) {
  121.  
  122.         // HANDLE: $(html) -> $(array)
  123.         if ( match[1] ) {
  124.           context = context instanceof jQuery ? context[0] : context;
  125.  
  126.           // scripts is true for back-compat
  127.           jQuery.merge( this, jQuery.parseHTML(
  128.             match[1],
  129.             context && context.nodeType ? context.ownerDocument || context : document,
  130.             true
  131.           ) );
  132.  
  133.           // HANDLE: $(html, props)
  134.           if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
  135.             for ( match in context ) {
  136.               // Properties of context are called as methods if possible
  137.               if ( jQuery.isFunction( this[ match ] ) ) {
  138.                 this[ match ]( context[ match ] );
  139.  
  140.               // ...and otherwise set as attributes
  141.               } else {
  142.                 this.attr( match, context[ match ] );
  143.               }
  144.             }
  145.           }
  146.  
  147.           return this;
  148.  
  149.         // HANDLE: $(#id)
  150.         } else {
  151.           elem = document.getElementById( match[2] );
  152.  
  153.           // Check parentNode to catch when Blackberry 4.6 returns
  154.           // nodes that are no longer in the document #6963
  155.           if ( elem && elem.parentNode ) {
  156.             // Inject the element directly into the jQuery object
  157.             this.length = 1;
  158.             this[0] = elem;
  159.           }
  160.  
  161.           this.context = document;
  162.           this.selector = selector;
  163.           return this;
  164.         }
  165.  
  166.       // HANDLE: $(expr, $(...))
  167.       } else if ( !context || context.jquery ) {
  168.         return ( context || rootjQuery ).find( selector );
  169.  
  170.       // HANDLE: $(expr, context)
  171.       // (which is just equivalent to: $(context).find(expr)
  172.       } else {
  173.         return this.constructor( context ).find( selector );
  174.       }
  175.  
  176.     // HANDLE: $(DOMElement)
  177.     } else if ( selector.nodeType ) {
  178.       this.context = this[0] = selector;
  179.       this.length = 1;
  180.       return this;
  181.  
  182.     // HANDLE: $(function)
  183.     // Shortcut for document ready
  184.     } else if ( jQuery.isFunction( selector ) ) {
  185.       return rootjQuery.ready( selector );
  186.     }
  187.  
  188.     if ( selector.selector !== undefined ) {
  189.       this.selector = selector.selector;
  190.       this.context = selector.context;
  191.     }
  192.  
  193.     return jQuery.makeArray( selector, this );
  194.   },
  195.  
  196.   // Start with an empty selector
  197.   selector: "",
  198.  
  199.   // The default length of a jQuery object is 0
  200.   length: 0,
  201.  
  202.   toArray: function() {
  203.     return core_slice.call( this );
  204.   },
  205.  
  206.   // Get the Nth element in the matched element set OR
  207.   // Get the whole matched element set as a clean array
  208.   get: function( num ) {
  209.     return num == null ?
  210.  
  211.       // Return a 'clean' array
  212.       this.toArray() :
  213.  
  214.       // Return just the object
  215.       ( num < 0 ? this[ this.length + num ] : this[ num ] );
  216.   },
  217.  
  218.   // Take an array of elements and push it onto the stack
  219.   // (returning the new matched element set)
  220.   pushStack: function( elems ) {
  221.  
  222.     // Build a new jQuery matched element set
  223.     var ret = jQuery.merge( this.constructor(), elems );
  224.  
  225.     // Add the old object onto the stack (as a reference)
  226.     ret.prevObject = this;
  227.     ret.context = this.context;
  228.  
  229.     // Return the newly-formed element set
  230.     return ret;
  231.   },
  232.  
  233.   // Execute a callback for every element in the matched set.
  234.   // (You can seed the arguments with an array of args, but this is
  235.   // only used internally.)
  236.   each: function( callback, args ) {
  237.     return jQuery.each( this, callback, args );
  238.   },
  239.  
  240.   ready: function( fn ) {
  241.     // Add the callback
  242.     jQuery.ready.promise().done( fn );
  243.  
  244.     return this;
  245.   },
  246.  
  247.   slice: function() {
  248.     return this.pushStack( core_slice.apply( this, arguments ) );
  249.   },
  250.  
  251.   first: function() {
  252.     return this.eq( 0 );
  253.   },
  254.  
  255.   last: function() {
  256.     return this.eq( -1 );
  257.   },
  258.  
  259.   eq: function( i ) {
  260.     var len = this.length,
  261.       j = +i + ( i < 0 ? len : 0 );
  262.     return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] );
  263.   },
  264.  
  265.   map: function( callback ) {
  266.     return this.pushStack( jQuery.map(this, function( elem, i ) {
  267.       return callback.call( elem, i, elem );
  268.     }));
  269.   },
  270.  
  271.   end: function() {
  272.     return this.prevObject || this.constructor(null);
  273.   },
  274.  
  275.   // For internal use only.
  276.   // Behaves like an Array's method, not like a jQuery method.
  277.   push: core_push,
  278.   sort: [].sort,
  279.   splice: [].splice
  280. };
  281.  
  282. // Give the init function the jQuery prototype for later instantiation
  283. jQuery.fn.init.prototype = jQuery.fn;
  284.  
  285. jQuery.extend = jQuery.fn.extend = function() {
  286.   var options, name, src, copy, copyIsArray, clone,
  287.     target = arguments[0] || {},
  288.     i = 1,
  289.     length = arguments.length,
  290.     deep = false;
  291.  
  292.   // Handle a deep copy situation
  293.   if ( typeof target === "boolean" ) {
  294.     deep = target;
  295.     target = arguments[1] || {};
  296.     // skip the boolean and the target
  297.     i = 2;
  298.   }
  299.  
  300.   // Handle case when target is a string or something (possible in deep copy)
  301.   if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
  302.     target = {};
  303.   }
  304.  
  305.   // extend jQuery itself if only one argument is passed
  306.   if ( length === i ) {
  307.     target = this;
  308.     --i;
  309.   }
  310.  
  311.   for ( ; i < length; i++ ) {
  312.     // Only deal with non-null/undefined values
  313.     if ( (options = arguments[ i ]) != null ) {
  314.       // Extend the base object
  315.       for ( name in options ) {
  316.         src = target[ name ];
  317.         copy = options[ name ];
  318.  
  319.         // Prevent never-ending loop
  320.         if ( target === copy ) {
  321.           continue;
  322.         }
  323.  
  324.         // Recurse if we're merging plain objects or arrays
  325.         if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
  326.           if ( copyIsArray ) {
  327.             copyIsArray = false;
  328.             clone = src && jQuery.isArray(src) ? src : [];
  329.  
  330.           } else {
  331.             clone = src && jQuery.isPlainObject(src) ? src : {};
  332.           }
  333.  
  334.           // Never move original objects, clone them
  335.           target[ name ] = jQuery.extend( deep, clone, copy );
  336.  
  337.         // Don't bring in undefined values
  338.         } else if ( copy !== undefined ) {
  339.           target[ name ] = copy;
  340.         }
  341.       }
  342.     }
  343.   }
  344.  
  345.   // Return the modified object
  346.   return target;
  347. };
  348.  
  349. jQuery.extend({
  350.   // Unique for each copy of jQuery on the page
  351.   expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ),
  352.  
  353.   noConflict: function( deep ) {
  354.     if ( window.$ === jQuery ) {
  355.       window.$ = _$;
  356.     }
  357.  
  358.     if ( deep && window.jQuery === jQuery ) {
  359.       window.jQuery = _jQuery;
  360.     }
  361.  
  362.     return jQuery;
  363.   },
  364.  
  365.   // Is the DOM ready to be used? Set to true once it occurs.
  366.   isReady: false,
  367.  
  368.   // A counter to track how many items to wait for before
  369.   // the ready event fires. See #6781
  370.   readyWait: 1,
  371.  
  372.   // Hold (or release) the ready event
  373.   holdReady: function( hold ) {
  374.     if ( hold ) {
  375.       jQuery.readyWait++;
  376.     } else {
  377.       jQuery.ready( true );
  378.     }
  379.   },
  380.  
  381.   // Handle when the DOM is ready
  382.   ready: function( wait ) {
  383.  
  384.     // Abort if there are pending holds or we're already ready
  385.     if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
  386.       return;
  387.     }
  388.  
  389.     // Remember that the DOM is ready
  390.     jQuery.isReady = true;
  391.  
  392.     // If a normal DOM Ready event fired, decrement, and wait if need be
  393.     if ( wait !== true && --jQuery.readyWait > 0 ) {
  394.       return;
  395.     }
  396.  
  397.     // If there are functions bound, to execute
  398.     readyList.resolveWith( document, [ jQuery ] );
  399.  
  400.     // Trigger any bound ready events
  401.     if ( jQuery.fn.trigger ) {
  402.       jQuery( document ).trigger("ready").off("ready");
  403.     }
  404.   },
  405.  
  406.   // See test/unit/core.js for details concerning isFunction.
  407.   // Since version 1.3, DOM methods and functions like alert
  408.   // aren't supported. They return false on IE (#2968).
  409.   isFunction: function( obj ) {
  410.     return jQuery.type(obj) === "function";
  411.   },
  412.  
  413.   isArray: Array.isArray,
  414.  
  415.   isWindow: function( obj ) {
  416.     return obj != null && obj === obj.window;
  417.   },
  418.  
  419.   isNumeric: function( obj ) {
  420.     return !isNaN( parseFloat(obj) ) && isFinite( obj );
  421.   },
  422.  
  423.   type: function( obj ) {
  424.     if ( obj == null ) {
  425.       return String( obj );
  426.     }
  427.     // Support: Safari <= 5.1 (functionish RegExp)
  428.     return typeof obj === "object" || typeof obj === "function" ?
  429.       class2type[ core_toString.call(obj) ] || "object" :
  430.       typeof obj;
  431.   },
  432.  
  433.   isPlainObject: function( obj ) {
  434.     // Not plain objects:
  435.     // - Any object or value whose internal [[Class]] property is not "[object Object]"
  436.     // - DOM nodes
  437.     // - window
  438.     if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
  439.       return false;
  440.     }
  441.  
  442.     // Support: Firefox <20
  443.     // The try/catch suppresses exceptions thrown when attempting to access
  444.     // the "constructor" property of certain host objects, ie. |window.location|
  445.     // https://bugzilla.mozilla.org/show_bug.cgi?id=814622
  446.     try {
  447.       if ( obj.constructor &&
  448.           !core_hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) {
  449.         return false;
  450.       }
  451.     } catch ( e ) {
  452.       return false;
  453.     }
  454.  
  455.     // If the function hasn't returned already, we're confident that
  456.     // |obj| is a plain object, created by {} or constructed with new Object
  457.     return true;
  458.   },
  459.  
  460.   isEmptyObject: function( obj ) {
  461.     var name;
  462.     for ( name in obj ) {
  463.       return false;
  464.     }
  465.     return true;
  466.   },
  467.  
  468.   error: function( msg ) {
  469.     throw new Error( msg );
  470.   },
  471.  
  472.   // data: string of html
  473.   // context (optional): If specified, the fragment will be created in this context, defaults to document
  474.   // keepScripts (optional): If true, will include scripts passed in the html string
  475.   parseHTML: function( data, context, keepScripts ) {
  476.     if ( !data || typeof data !== "string" ) {
  477.       return null;
  478.     }
  479.     if ( typeof context === "boolean" ) {
  480.       keepScripts = context;
  481.       context = false;
  482.     }
  483.     context = context || document;
  484.  
  485.     var parsed = rsingleTag.exec( data ),
  486.       scripts = !keepScripts && [];
  487.  
  488.     // Single tag
  489.     if ( parsed ) {
  490.       return [ context.createElement( parsed[1] ) ];
  491.     }
  492.  
  493.     parsed = jQuery.buildFragment( [ data ], context, scripts );
  494.  
  495.     if ( scripts ) {
  496.       jQuery( scripts ).remove();
  497.     }
  498.  
  499.     return jQuery.merge( [], parsed.childNodes );
  500.   },
  501.  
  502.   parseJSON: JSON.parse,
  503.  
  504.   // Cross-browser xml parsing
  505.   parseXML: function( data ) {
  506.     var xml, tmp;
  507.     if ( !data || typeof data !== "string" ) {
  508.       return null;
  509.     }
  510.  
  511.     // Support: IE9
  512.     try {
  513.       tmp = new DOMParser();
  514.       xml = tmp.parseFromString( data , "text/xml" );
  515.     } catch ( e ) {
  516.       xml = undefined;
  517.     }
  518.  
  519.     if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
  520.       jQuery.error( "Invalid XML: " + data );
  521.     }
  522.     return xml;
  523.   },
  524.  
  525.   noop: function() {},
  526.  
  527.   // Evaluates a script in a global context
  528.   globalEval: function( code ) {
  529.     var script,
  530.         indirect = eval;
  531.  
  532.     code = jQuery.trim( code );
  533.  
  534.     if ( code ) {
  535.       // If the code includes a valid, prologue position
  536.       // strict mode pragma, execute code by injecting a
  537.       // script tag into the document.
  538.       if ( code.indexOf("use strict") === 1 ) {
  539.         script = document.createElement("script");
  540.         script.text = code;
  541.         document.head.appendChild( script ).parentNode.removeChild( script );
  542.       } else {
  543.       // Otherwise, avoid the DOM node creation, insertion
  544.       // and removal by using an indirect global eval
  545.         indirect( code );
  546.       }
  547.     }
  548.   },
  549.  
  550.   // Convert dashed to camelCase; used by the css and data modules
  551.   // Microsoft forgot to hump their vendor prefix (#9572)
  552.   camelCase: function( string ) {
  553.     return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
  554.   },
  555.  
  556.   nodeName: function( elem, name ) {
  557.     return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
  558.   },
  559.  
  560.   // args is for internal usage only
  561.   each: function( obj, callback, args ) {
  562.     var value,
  563.       i = 0,
  564.       length = obj.length,
  565.       isArray = isArraylike( obj );
  566.  
  567.     if ( args ) {
  568.       if ( isArray ) {
  569.         for ( ; i < length; i++ ) {
  570.           value = callback.apply( obj[ i ], args );
  571.  
  572.           if ( value === false ) {
  573.             break;
  574.           }
  575.         }
  576.       } else {
  577.         for ( i in obj ) {
  578.           value = callback.apply( obj[ i ], args );
  579.  
  580.           if ( value === false ) {
  581.             break;
  582.           }
  583.         }
  584.       }
  585.  
  586.     // A special, fast, case for the most common use of each
  587.     } else {
  588.       if ( isArray ) {
  589.         for ( ; i < length; i++ ) {
  590.           value = callback.call( obj[ i ], i, obj[ i ] );
  591.  
  592.           if ( value === false ) {
  593.             break;
  594.           }
  595.         }
  596.       } else {
  597.         for ( i in obj ) {
  598.           value = callback.call( obj[ i ], i, obj[ i ] );
  599.  
  600.           if ( value === false ) {
  601.             break;
  602.           }
  603.         }
  604.       }
  605.     }
  606.  
  607.     return obj;
  608.   },
  609.  
  610.   trim: function( text ) {
  611.     return text == null ? "" : core_trim.call( text );
  612.   },
  613.  
  614.   // results is for internal usage only
  615.   makeArray: function( arr, results ) {
  616.     var ret = results || [];
  617.  
  618.     if ( arr != null ) {
  619.       if ( isArraylike( Object(arr) ) ) {
  620.         jQuery.merge( ret,
  621.           typeof arr === "string" ?
  622.           [ arr ] : arr
  623.         );
  624.       } else {
  625.         core_push.call( ret, arr );
  626.       }
  627.     }
  628.  
  629.     return ret;
  630.   },
  631.  
  632.   inArray: function( elem, arr, i ) {
  633.     return arr == null ? -1 : core_indexOf.call( arr, elem, i );
  634.   },
  635.  
  636.   merge: function( first, second ) {
  637.     var l = second.length,
  638.       i = first.length,
  639.       j = 0;
  640.  
  641.     if ( typeof l === "number" ) {
  642.       for ( ; j < l; j++ ) {
  643.         first[ i++ ] = second[ j ];
  644.       }
  645.     } else {
  646.       while ( second[j] !== undefined ) {
  647.         first[ i++ ] = second[ j++ ];
  648.       }
  649.     }
  650.  
  651.     first.length = i;
  652.  
  653.     return first;
  654.   },
  655.  
  656.   grep: function( elems, callback, inv ) {
  657.     var retVal,
  658.       ret = [],
  659.       i = 0,
  660.       length = elems.length;
  661.     inv = !!inv;
  662.  
  663.     // Go through the array, only saving the items
  664.     // that pass the validator function
  665.     for ( ; i < length; i++ ) {
  666.       retVal = !!callback( elems[ i ], i );
  667.       if ( inv !== retVal ) {
  668.         ret.push( elems[ i ] );
  669.       }
  670.     }
  671.  
  672.     return ret;
  673.   },
  674.  
  675.   // arg is for internal usage only
  676.   map: function( elems, callback, arg ) {
  677.     var value,
  678.       i = 0,
  679.       length = elems.length,
  680.       isArray = isArraylike( elems ),
  681.       ret = [];
  682.  
  683.     // Go through the array, translating each of the items to their
  684.     if ( isArray ) {
  685.       for ( ; i < length; i++ ) {
  686.         value = callback( elems[ i ], i, arg );
  687.  
  688.         if ( value != null ) {
  689.           ret[ ret.length ] = value;
  690.         }
  691.       }
  692.  
  693.     // Go through every key on the object,
  694.     } else {
  695.       for ( i in elems ) {
  696.         value = callback( elems[ i ], i, arg );
  697.  
  698.         if ( value != null ) {
  699.           ret[ ret.length ] = value;
  700.         }
  701.       }
  702.     }
  703.  
  704.     // Flatten any nested arrays
  705.     return core_concat.apply( [], ret );
  706.   },
  707.  
  708.   // A global GUID counter for objects
  709.   guid: 1,
  710.  
  711.   // Bind a function to a context, optionally partially applying any
  712.   // arguments.
  713.   proxy: function( fn, context ) {
  714.     var tmp, args, proxy;
  715.  
  716.     if ( typeof context === "string" ) {
  717.       tmp = fn[ context ];
  718.       context = fn;
  719.       fn = tmp;
  720.     }
  721.  
  722.     // Quick check to determine if target is callable, in the spec
  723.     // this throws a TypeError, but we will just return undefined.
  724.     if ( !jQuery.isFunction( fn ) ) {
  725.       return undefined;
  726.     }
  727.  
  728.     // Simulated bind
  729.     args = core_slice.call( arguments, 2 );
  730.     proxy = function() {
  731.       return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) );
  732.     };
  733.  
  734.     // Set the guid of unique handler to the same of original handler, so it can be removed
  735.     proxy.guid = fn.guid = fn.guid || jQuery.guid++;
  736.  
  737.     return proxy;
  738.   },
  739.  
  740.   // Multifunctional method to get and set values of a collection
  741.   // The value/s can optionally be executed if it's a function
  742.   access: function( elems, fn, key, value, chainable, emptyGet, raw ) {
  743.     var i = 0,
  744.       length = elems.length,
  745.       bulk = key == null;
  746.  
  747.     // Sets many values
  748.     if ( jQuery.type( key ) === "object" ) {
  749.       chainable = true;
  750.       for ( i in key ) {
  751.         jQuery.access( elems, fn, i, key[i], true, emptyGet, raw );
  752.       }
  753.  
  754.     // Sets one value
  755.     } else if ( value !== undefined ) {
  756.       chainable = true;
  757.  
  758.       if ( !jQuery.isFunction( value ) ) {
  759.         raw = true;
  760.       }
  761.  
  762.       if ( bulk ) {
  763.         // Bulk operations run against the entire set
  764.         if ( raw ) {
  765.           fn.call( elems, value );
  766.           fn = null;
  767.  
  768.         // ...except when executing function values
  769.         } else {
  770.           bulk = fn;
  771.           fn = function( elem, key, value ) {
  772.             return bulk.call( jQuery( elem ), value );
  773.           };
  774.         }
  775.       }
  776.  
  777.       if ( fn ) {
  778.         for ( ; i < length; i++ ) {
  779.           fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
  780.         }
  781.       }
  782.     }
  783.  
  784.     return chainable ?
  785.       elems :
  786.  
  787.       // Gets
  788.       bulk ?
  789.         fn.call( elems ) :
  790.         length ? fn( elems[0], key ) : emptyGet;
  791.   },
  792.  
  793.   now: Date.now,
  794.  
  795.   // A method for quickly swapping in/out CSS properties to get correct calculations.
  796.   // Note: this method belongs to the css module but it's needed here for the support module.
  797.   // If support gets modularized, this method should be moved back to the css module.
  798.   swap: function( elem, options, callback, args ) {
  799.     var ret, name,
  800.       old = {};
  801.  
  802.     // Remember the old values, and insert the new ones
  803.     for ( name in options ) {
  804.       old[ name ] = elem.style[ name ];
  805.       elem.style[ name ] = options[ name ];
  806.     }
  807.  
  808.     ret = callback.apply( elem, args || [] );
  809.  
  810.     // Revert the old values
  811.     for ( name in options ) {
  812.       elem.style[ name ] = old[ name ];
  813.     }
  814.  
  815.     return ret;
  816.   }
  817. });
  818.  
  819. jQuery.ready.promise = function( obj ) {
  820.   if ( !readyList ) {
  821.  
  822.     readyList = jQuery.Deferred();
  823.  
  824.     // Catch cases where $(document).ready() is called after the browser event has already occurred.
  825.     // we once tried to use readyState "interactive" here, but it caused issues like the one
  826.     // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
  827.     if ( document.readyState === "complete" ) {
  828.       // Handle it asynchronously to allow scripts the opportunity to delay ready
  829.       setTimeout( jQuery.ready );
  830.  
  831.     } else {
  832.  
  833.       // Use the handy event callback
  834.       document.addEventListener( "DOMContentLoaded", completed, false );
  835.  
  836.       // A fallback to window.onload, that will always work
  837.       window.addEventListener( "load", completed, false );
  838.     }
  839.   }
  840.   return readyList.promise( obj );
  841. };
  842.  
  843. // Populate the class2type map
  844. jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
  845.   class2type[ "[object " + name + "]" ] = name.toLowerCase();
  846. });
  847.  
  848. function isArraylike( obj ) {
  849.   var length = obj.length,
  850.     type = jQuery.type( obj );
  851.  
  852.   if ( jQuery.isWindow( obj ) ) {
  853.     return false;
  854.   }
  855.  
  856.   if ( obj.nodeType === 1 && length ) {
  857.     return true;
  858.   }
  859.  
  860.   return type === "array" || type !== "function" &&
  861.     ( length === 0 ||
  862.     typeof length === "number" && length > 0 && ( length - 1 ) in obj );
  863. }
  864.  
  865. // All jQuery objects should point back to these
  866. rootjQuery = jQuery(document);
  867. /*!
  868.  * Sizzle CSS Selector Engine v1.9.4-pre
  869.  * http://sizzlejs.com/
  870.  *
  871.  * Copyright 2013 jQuery Foundation, Inc. and other contributors
  872.  * Released under the MIT license
  873.  * http://jquery.org/license
  874.  *
  875.  * Date: 2013-06-03
  876.  */
  877. (function( window, undefined ) {
  878.  
  879. var i,
  880.   support,
  881.   cachedruns,
  882.   Expr,
  883.   getText,
  884.   isXML,
  885.   compile,
  886.   outermostContext,
  887.   sortInput,
  888.  
  889.   // Local document vars
  890.   setDocument,
  891.   document,
  892.   docElem,
  893.   documentIsHTML,
  894.   rbuggyQSA,
  895.   rbuggyMatches,
  896.   matches,
  897.   contains,
  898.  
  899.   // Instance-specific data
  900.   expando = "sizzle" + -(new Date()),
  901.   preferredDoc = window.document,
  902.   dirruns = 0,
  903.   done = 0,
  904.   classCache = createCache(),
  905.   tokenCache = createCache(),
  906.   compilerCache = createCache(),
  907.   hasDuplicate = false,
  908.   sortOrder = function( a, b ) {
  909.     if ( a === b ) {
  910.       hasDuplicate = true;
  911.       return 0;
  912.     }
  913.     return 0;
  914.   },
  915.  
  916.   // General-purpose constants
  917.   strundefined = typeof undefined,
  918.   MAX_NEGATIVE = 1 << 31,
  919.  
  920.   // Instance methods
  921.   hasOwn = ({}).hasOwnProperty,
  922.   arr = [],
  923.   pop = arr.pop,
  924.   push_native = arr.push,
  925.   push = arr.push,
  926.   slice = arr.slice,
  927.   // Use a stripped-down indexOf if we can't use a native one
  928.   indexOf = arr.indexOf || function( elem ) {
  929.     var i = 0,
  930.       len = this.length;
  931.     for ( ; i < len; i++ ) {
  932.       if ( this[i] === elem ) {
  933.         return i;
  934.       }
  935.     }
  936.     return -1;
  937.   },
  938.  
  939.   booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
  940.  
  941.   // Regular expressions
  942.  
  943.   // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
  944.   whitespace = "[\\x20\\t\\r\\n\\f]",
  945.   // http://www.w3.org/TR/css3-syntax/#characters
  946.   characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
  947.  
  948.   // Loosely modeled on CSS identifier characters
  949.   // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
  950.   // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
  951.   identifier = characterEncoding.replace( "w", "w#" ),
  952.  
  953.   // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
  954.   attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
  955.     "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
  956.  
  957.   // Prefer arguments quoted,
  958.   //   then not containing pseudos/brackets,
  959.   //   then attribute selectors/non-parenthetical expressions,
  960.   //   then anything else
  961.   // These preferences are here to reduce the number of selectors
  962.   //   needing tokenize in the PSEUDO preFilter
  963.   pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)",
  964.  
  965.   // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
  966.   rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
  967.  
  968.   rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
  969.   rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
  970.  
  971.   rsibling = new RegExp( whitespace + "*[+~]" ),
  972.   rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*)" + whitespace + "*\\]", "g" ),
  973.  
  974.   rpseudo = new RegExp( pseudos ),
  975.   ridentifier = new RegExp( "^" + identifier + "$" ),
  976.  
  977.   matchExpr = {
  978.     "ID": new RegExp( "^#(" + characterEncoding + ")" ),
  979.     "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
  980.     "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
  981.     "ATTR": new RegExp( "^" + attributes ),
  982.     "PSEUDO": new RegExp( "^" + pseudos ),
  983.     "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
  984.       "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
  985.       "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
  986.     "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
  987.     // For use in libraries implementing .is()
  988.     // We use this for POS matching in `select`
  989.     "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
  990.       whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
  991.   },
  992.  
  993.   rnative = /^[^{]+\{\s*\[native \w/,
  994.  
  995.   // Easily-parseable/retrievable ID or TAG or CLASS selectors
  996.   rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
  997.  
  998.   rinputs = /^(?:input|select|textarea|button)$/i,
  999.   rheader = /^h\d$/i,
  1000.  
  1001.   rescape = /'|\\/g,
  1002.  
  1003.   // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
  1004.   runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
  1005.   funescape = function( _, escaped, escapedWhitespace ) {
  1006.     var high = "0x" + escaped - 0x10000;
  1007.     // NaN means non-codepoint
  1008.     // Support: Firefox
  1009.     // Workaround erroneous numeric interpretation of +"0x"
  1010.     return high !== high || escapedWhitespace ?
  1011.       escaped :
  1012.       // BMP codepoint
  1013.       high < 0 ?
  1014.         String.fromCharCode( high + 0x10000 ) :
  1015.         // Supplemental Plane codepoint (surrogate pair)
  1016.         String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
  1017.   };
  1018.  
  1019. // Optimize for push.apply( _, NodeList )
  1020. try {
  1021.   push.apply(
  1022.     (arr = slice.call( preferredDoc.childNodes )),
  1023.     preferredDoc.childNodes
  1024.   );
  1025.   // Support: Android<4.0
  1026.   // Detect silently failing push.apply
  1027.   arr[ preferredDoc.childNodes.length ].nodeType;
  1028. } catch ( e ) {
  1029.   push = { apply: arr.length ?
  1030.  
  1031.     // Leverage slice if possible
  1032.     function( target, els ) {
  1033.       push_native.apply( target, slice.call(els) );
  1034.     } :
  1035.  
  1036.     // Support: IE<9
  1037.     // Otherwise append directly
  1038.     function( target, els ) {
  1039.       var j = target.length,
  1040.         i = 0;
  1041.       // Can't trust NodeList.length
  1042.       while ( (target[j++] = els[i++]) ) {}
  1043.       target.length = j - 1;
  1044.     }
  1045.   };
  1046. }
  1047.  
  1048. function Sizzle( selector, context, results, seed ) {
  1049.   var match, elem, m, nodeType,
  1050.     // QSA vars
  1051.     i, groups, old, nid, newContext, newSelector;
  1052.  
  1053.   if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
  1054.     setDocument( context );
  1055.   }
  1056.  
  1057.   context = context || document;
  1058.   results = results || [];
  1059.  
  1060.   if ( !selector || typeof selector !== "string" ) {
  1061.     return results;
  1062.   }
  1063.  
  1064.   if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
  1065.     return [];
  1066.   }
  1067.  
  1068.   if ( documentIsHTML && !seed ) {
  1069.  
  1070.     // Shortcuts
  1071.     if ( (match = rquickExpr.exec( selector )) ) {
  1072.       // Speed-up: Sizzle("#ID")
  1073.       if ( (m = match[1]) ) {
  1074.         if ( nodeType === 9 ) {
  1075.           elem = context.getElementById( m );
  1076.           // Check parentNode to catch when Blackberry 4.6 returns
  1077.           // nodes that are no longer in the document #6963
  1078.           if ( elem && elem.parentNode ) {
  1079.             // Handle the case where IE, Opera, and Webkit return items
  1080.             // by name instead of ID
  1081.             if ( elem.id === m ) {
  1082.               results.push( elem );
  1083.               return results;
  1084.             }
  1085.           } else {
  1086.             return results;
  1087.           }
  1088.         } else {
  1089.           // Context is not a document
  1090.           if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
  1091.             contains( context, elem ) && elem.id === m ) {
  1092.             results.push( elem );
  1093.             return results;
  1094.           }
  1095.         }
  1096.  
  1097.       // Speed-up: Sizzle("TAG")
  1098.       } else if ( match[2] ) {
  1099.         push.apply( results, context.getElementsByTagName( selector ) );
  1100.         return results;
  1101.  
  1102.       // Speed-up: Sizzle(".CLASS")
  1103.       } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) {
  1104.         push.apply( results, context.getElementsByClassName( m ) );
  1105.         return results;
  1106.       }
  1107.     }
  1108.  
  1109.     // QSA path
  1110.     if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
  1111.       nid = old = expando;
  1112.       newContext = context;
  1113.       newSelector = nodeType === 9 && selector;
  1114.  
  1115.       // qSA works strangely on Element-rooted queries
  1116.       // We can work around this by specifying an extra ID on the root
  1117.       // and working up from there (Thanks to Andrew Dupont for the technique)
  1118.       // IE 8 doesn't work on object elements
  1119.       if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
  1120.         groups = tokenize( selector );
  1121.  
  1122.         if ( (old = context.getAttribute("id")) ) {
  1123.           nid = old.replace( rescape, "\\$&" );
  1124.         } else {
  1125.           context.setAttribute( "id", nid );
  1126.         }
  1127.         nid = "[id='" + nid + "'] ";
  1128.  
  1129.         i = groups.length;
  1130.         while ( i-- ) {
  1131.           groups[i] = nid + toSelector( groups[i] );
  1132.         }
  1133.         newContext = rsibling.test( selector ) && context.parentNode || context;
  1134.         newSelector = groups.join(",");
  1135.       }
  1136.  
  1137.       if ( newSelector ) {
  1138.         try {
  1139.           push.apply( results,
  1140.             newContext.querySelectorAll( newSelector )
  1141.           );
  1142.           return results;
  1143.         } catch(qsaError) {
  1144.         } finally {
  1145.           if ( !old ) {
  1146.             context.removeAttribute("id");
  1147.           }
  1148.         }
  1149.       }
  1150.     }
  1151.   }
  1152.  
  1153.   // All others
  1154.   return select( selector.replace( rtrim, "$1" ), context, results, seed );
  1155. }
  1156.  
  1157. /**
  1158.  * Create key-value caches of limited size
  1159.  * @returns {Function(string, Object)} Returns the Object data after storing it on itself with
  1160.  *  property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
  1161.  *  deleting the oldest entry
  1162.  */
  1163. function createCache() {
  1164.   var keys = [];
  1165.  
  1166.   function cache( key, value ) {
  1167.     // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
  1168.     if ( keys.push( key += " " ) > Expr.cacheLength ) {
  1169.       // Only keep the most recent entries
  1170.       delete cache[ keys.shift() ];
  1171.     }
  1172.     return (cache[ key ] = value);
  1173.   }
  1174.   return cache;
  1175. }
  1176.  
  1177. /**
  1178.  * Mark a function for special use by Sizzle
  1179.  * @param {Function} fn The function to mark
  1180.  */
  1181. function markFunction( fn ) {
  1182.   fn[ expando ] = true;
  1183.   return fn;
  1184. }
  1185.  
  1186. /**
  1187.  * Support testing using an element
  1188.  * @param {Function} fn Passed the created div and expects a boolean result
  1189.  */
  1190. function assert( fn ) {
  1191.   var div = document.createElement("div");
  1192.  
  1193.   try {
  1194.     return !!fn( div );
  1195.   } catch (e) {
  1196.     return false;
  1197.   } finally {
  1198.     // Remove from its parent by default
  1199.     if ( div.parentNode ) {
  1200.       div.parentNode.removeChild( div );
  1201.     }
  1202.     // release memory in IE
  1203.     div = null;
  1204.   }
  1205. }
  1206.  
  1207. /**
  1208.  * Adds the same handler for all of the specified attrs
  1209.  * @param {String} attrs Pipe-separated list of attributes
  1210.  * @param {Function} handler The method that will be applied
  1211.  */
  1212. function addHandle( attrs, handler ) {
  1213.   var arr = attrs.split("|"),
  1214.     i = attrs.length;
  1215.  
  1216.   while ( i-- ) {
  1217.     Expr.attrHandle[ arr[i] ] = handler;
  1218.   }
  1219. }
  1220.  
  1221. /**
  1222.  * Checks document order of two siblings
  1223.  * @param {Element} a
  1224.  * @param {Element} b
  1225.  * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
  1226.  */
  1227. function siblingCheck( a, b ) {
  1228.   var cur = b && a,
  1229.     diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
  1230.       ( ~b.sourceIndex || MAX_NEGATIVE ) -
  1231.       ( ~a.sourceIndex || MAX_NEGATIVE );
  1232.  
  1233.   // Use IE sourceIndex if available on both nodes
  1234.   if ( diff ) {
  1235.     return diff;
  1236.   }
  1237.  
  1238.   // Check if b follows a
  1239.   if ( cur ) {
  1240.     while ( (cur = cur.nextSibling) ) {
  1241.       if ( cur === b ) {
  1242.         return -1;
  1243.       }
  1244.     }
  1245.   }
  1246.  
  1247.   return a ? 1 : -1;
  1248. }
  1249.  
  1250. /**
  1251.  * Returns a function to use in pseudos for input types
  1252.  * @param {String} type
  1253.  */
  1254. function createInputPseudo( type ) {
  1255.   return function( elem ) {
  1256.     var name = elem.nodeName.toLowerCase();
  1257.     return name === "input" && elem.type === type;
  1258.   };
  1259. }
  1260.  
  1261. /**
  1262.  * Returns a function to use in pseudos for buttons
  1263.  * @param {String} type
  1264.  */
  1265. function createButtonPseudo( type ) {
  1266.   return function( elem ) {
  1267.     var name = elem.nodeName.toLowerCase();
  1268.     return (name === "input" || name === "button") && elem.type === type;
  1269.   };
  1270. }
  1271.  
  1272. /**
  1273.  * Returns a function to use in pseudos for positionals
  1274.  * @param {Function} fn
  1275.  */
  1276. function createPositionalPseudo( fn ) {
  1277.   return markFunction(function( argument ) {
  1278.     argument = +argument;
  1279.     return markFunction(function( seed, matches ) {
  1280.       var j,
  1281.         matchIndexes = fn( [], seed.length, argument ),
  1282.         i = matchIndexes.length;
  1283.  
  1284.       // Match elements found at the specified indexes
  1285.       while ( i-- ) {
  1286.         if ( seed[ (j = matchIndexes[i]) ] ) {
  1287.           seed[j] = !(matches[j] = seed[j]);
  1288.         }
  1289.       }
  1290.     });
  1291.   });
  1292. }
  1293.  
  1294. /**
  1295.  * Detect xml
  1296.  * @param {Element|Object} elem An element or a document
  1297.  */
  1298. isXML = Sizzle.isXML = function( elem ) {
  1299.   // documentElement is verified for cases where it doesn't yet exist
  1300.   // (such as loading iframes in IE - #4833)
  1301.   var documentElement = elem && (elem.ownerDocument || elem).documentElement;
  1302.   return documentElement ? documentElement.nodeName !== "HTML" : false;
  1303. };
  1304.  
  1305. // Expose support vars for convenience
  1306. support = Sizzle.support = {};
  1307.  
  1308. /**
  1309.  * Sets document-related variables once based on the current document
  1310.  * @param {Element|Object} [doc] An element or document object to use to set the document
  1311.  * @returns {Object} Returns the current document
  1312.  */
  1313. setDocument = Sizzle.setDocument = function( node ) {
  1314.   var doc = node ? node.ownerDocument || node : preferredDoc,
  1315.     parent = doc.defaultView;
  1316.  
  1317.   // If no document and documentElement is available, return
  1318.   if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
  1319.     return document;
  1320.   }
  1321.  
  1322.   // Set our document
  1323.   document = doc;
  1324.   docElem = doc.documentElement;
  1325.  
  1326.   // Support tests
  1327.   documentIsHTML = !isXML( doc );
  1328.  
  1329.   // Support: IE>8
  1330.   // If iframe document is assigned to "document" variable and if iframe has been reloaded,
  1331.   // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936
  1332.   // IE6-8 do not support the defaultView property so parent will be undefined
  1333.   if ( parent && parent.attachEvent && parent !== parent.top ) {
  1334.     parent.attachEvent( "onbeforeunload", function() {
  1335.       setDocument();
  1336.     });
  1337.   }
  1338.  
  1339.   /* Attributes
  1340.   ---------------------------------------------------------------------- */
  1341.  
  1342.   // Support: IE<8
  1343.   // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans)
  1344.   support.attributes = assert(function( div ) {
  1345.     div.className = "i";
  1346.     return !div.getAttribute("className");
  1347.   });
  1348.  
  1349.   /* getElement(s)By*
  1350.   ---------------------------------------------------------------------- */
  1351.  
  1352.   // Check if getElementsByTagName("*") returns only elements
  1353.   support.getElementsByTagName = assert(function( div ) {
  1354.     div.appendChild( doc.createComment("") );
  1355.     return !div.getElementsByTagName("*").length;
  1356.   });
  1357.  
  1358.   // Check if getElementsByClassName can be trusted
  1359.   support.getElementsByClassName = assert(function( div ) {
  1360.     div.innerHTML = "<div class='a'></div><div class='a i'></div>";
  1361.  
  1362.     // Support: Safari<4
  1363.     // Catch class over-caching
  1364.     div.firstChild.className = "i";
  1365.     // Support: Opera<10
  1366.     // Catch gEBCN failure to find non-leading classes
  1367.     return div.getElementsByClassName("i").length === 2;
  1368.   });
  1369.  
  1370.   // Support: IE<10
  1371.   // Check if getElementById returns elements by name
  1372.   // The broken getElementById methods don't pick up programatically-set names,
  1373.   // so use a roundabout getElementsByName test
  1374.   support.getById = assert(function( div ) {
  1375.     docElem.appendChild( div ).id = expando;
  1376.     return !doc.getElementsByName || !doc.getElementsByName( expando ).length;
  1377.   });
  1378.  
  1379.   // ID find and filter
  1380.   if ( support.getById ) {
  1381.     Expr.find["ID"] = function( id, context ) {
  1382.       if ( typeof context.getElementById !== strundefined && documentIsHTML ) {
  1383.         var m = context.getElementById( id );
  1384.         // Check parentNode to catch when Blackberry 4.6 returns
  1385.         // nodes that are no longer in the document #6963
  1386.         return m && m.parentNode ? [m] : [];
  1387.       }
  1388.     };
  1389.     Expr.filter["ID"] = function( id ) {
  1390.       var attrId = id.replace( runescape, funescape );
  1391.       return function( elem ) {
  1392.         return elem.getAttribute("id") === attrId;
  1393.       };
  1394.     };
  1395.   } else {
  1396.     // Support: IE6/7
  1397.     // getElementById is not reliable as a find shortcut
  1398.     delete Expr.find["ID"];
  1399.  
  1400.     Expr.filter["ID"] =  function( id ) {
  1401.       var attrId = id.replace( runescape, funescape );
  1402.       return function( elem ) {
  1403.         var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
  1404.         return node && node.value === attrId;
  1405.       };
  1406.     };
  1407.   }
  1408.  
  1409.   // Tag
  1410.   Expr.find["TAG"] = support.getElementsByTagName ?
  1411.     function( tag, context ) {
  1412.       if ( typeof context.getElementsByTagName !== strundefined ) {
  1413.         return context.getElementsByTagName( tag );
  1414.       }
  1415.     } :
  1416.     function( tag, context ) {
  1417.       var elem,
  1418.         tmp = [],
  1419.         i = 0,
  1420.         results = context.getElementsByTagName( tag );
  1421.  
  1422.       // Filter out possible comments
  1423.       if ( tag === "*" ) {
  1424.         while ( (elem = results[i++]) ) {
  1425.           if ( elem.nodeType === 1 ) {
  1426.             tmp.push( elem );
  1427.           }
  1428.         }
  1429.  
  1430.         return tmp;
  1431.       }
  1432.       return results;
  1433.     };
  1434.  
  1435.   // Class
  1436.   Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
  1437.     if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) {
  1438.       return context.getElementsByClassName( className );
  1439.     }
  1440.   };
  1441.  
  1442.   /* QSA/matchesSelector
  1443.   ---------------------------------------------------------------------- */
  1444.  
  1445.   // QSA and matchesSelector support
  1446.  
  1447.   // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
  1448.   rbuggyMatches = [];
  1449.  
  1450.   // qSa(:focus) reports false when true (Chrome 21)
  1451.   // We allow this because of a bug in IE8/9 that throws an error
  1452.   // whenever `document.activeElement` is accessed on an iframe
  1453.   // So, we allow :focus to pass through QSA all the time to avoid the IE error
  1454.   // See http://bugs.jquery.com/ticket/13378
  1455.   rbuggyQSA = [];
  1456.  
  1457.   if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) {
  1458.     // Build QSA regex
  1459.     // Regex strategy adopted from Diego Perini
  1460.     assert(function( div ) {
  1461.       // Select is set to empty string on purpose
  1462.       // This is to test IE's treatment of not explicitly
  1463.       // setting a boolean content attribute,
  1464.       // since its presence should be enough
  1465.       // http://bugs.jquery.com/ticket/12359
  1466.       div.innerHTML = "<select><option selected=''></option></select>";
  1467.  
  1468.       // Support: IE8
  1469.       // Boolean attributes and "value" are not treated correctly
  1470.       if ( !div.querySelectorAll("[selected]").length ) {
  1471.         rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
  1472.       }
  1473.  
  1474.       // Webkit/Opera - :checked should return selected option elements
  1475.       // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
  1476.       // IE8 throws error here and will not see later tests
  1477.       if ( !div.querySelectorAll(":checked").length ) {
  1478.         rbuggyQSA.push(":checked");
  1479.       }
  1480.     });
  1481.  
  1482.     assert(function( div ) {
  1483.  
  1484.       // Support: Opera 10-12/IE8
  1485.       // ^= $= *= and empty values
  1486.       // Should not select anything
  1487.       // Support: Windows 8 Native Apps
  1488.       // The type attribute is restricted during .innerHTML assignment
  1489.       var input = doc.createElement("input");
  1490.       input.setAttribute( "type", "hidden" );
  1491.       div.appendChild( input ).setAttribute( "t", "" );
  1492.  
  1493.       if ( div.querySelectorAll("[t^='']").length ) {
  1494.         rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
  1495.       }
  1496.  
  1497.       // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
  1498.       // IE8 throws error here and will not see later tests
  1499.       if ( !div.querySelectorAll(":enabled").length ) {
  1500.         rbuggyQSA.push( ":enabled", ":disabled" );
  1501.       }
  1502.  
  1503.       // Opera 10-11 does not throw on post-comma invalid pseudos
  1504.       div.querySelectorAll("*,:x");
  1505.       rbuggyQSA.push(",.*:");
  1506.     });
  1507.   }
  1508.  
  1509.   if ( (support.matchesSelector = rnative.test( (matches = docElem.webkitMatchesSelector ||
  1510.     docElem.mozMatchesSelector ||
  1511.     docElem.oMatchesSelector ||
  1512.     docElem.msMatchesSelector) )) ) {
  1513.  
  1514.     assert(function( div ) {
  1515.       // Check to see if it's possible to do matchesSelector
  1516.       // on a disconnected node (IE 9)
  1517.       support.disconnectedMatch = matches.call( div, "div" );
  1518.  
  1519.       // This should fail with an exception
  1520.       // Gecko does not error, returns false instead
  1521.       matches.call( div, "[s!='']:x" );
  1522.       rbuggyMatches.push( "!=", pseudos );
  1523.     });
  1524.   }
  1525.  
  1526.   rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
  1527.   rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
  1528.  
  1529.   /* Contains
  1530.   ---------------------------------------------------------------------- */
  1531.  
  1532.   // Element contains another
  1533.   // Purposefully does not implement inclusive descendent
  1534.   // As in, an element does not contain itself
  1535.   contains = rnative.test( docElem.contains ) || docElem.compareDocumentPosition ?
  1536.     function( a, b ) {
  1537.       var adown = a.nodeType === 9 ? a.documentElement : a,
  1538.         bup = b && b.parentNode;
  1539.       return a === bup || !!( bup && bup.nodeType === 1 && (
  1540.         adown.contains ?
  1541.           adown.contains( bup ) :
  1542.           a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
  1543.       ));
  1544.     } :
  1545.     function( a, b ) {
  1546.       if ( b ) {
  1547.         while ( (b = b.parentNode) ) {
  1548.           if ( b === a ) {
  1549.             return true;
  1550.           }
  1551.         }
  1552.       }
  1553.       return false;
  1554.     };
  1555.  
  1556.   /* Sorting
  1557.   ---------------------------------------------------------------------- */
  1558.  
  1559.   // Document order sorting
  1560.   sortOrder = docElem.compareDocumentPosition ?
  1561.   function( a, b ) {
  1562.  
  1563.     // Flag for duplicate removal
  1564.     if ( a === b ) {
  1565.       hasDuplicate = true;
  1566.       return 0;
  1567.     }
  1568.  
  1569.     var compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b );
  1570.  
  1571.     if ( compare ) {
  1572.       // Disconnected nodes
  1573.       if ( compare & 1 ||
  1574.         (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
  1575.  
  1576.         // Choose the first element that is related to our preferred document
  1577.         if ( a === doc || contains(preferredDoc, a) ) {
  1578.           return -1;
  1579.         }
  1580.         if ( b === doc || contains(preferredDoc, b) ) {
  1581.           return 1;
  1582.         }
  1583.  
  1584.         // Maintain original order
  1585.         return sortInput ?
  1586.           ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
  1587.           0;
  1588.       }
  1589.  
  1590.       return compare & 4 ? -1 : 1;
  1591.     }
  1592.  
  1593.     // Not directly comparable, sort on existence of method
  1594.     return a.compareDocumentPosition ? -1 : 1;
  1595.   } :
  1596.   function( a, b ) {
  1597.     var cur,
  1598.       i = 0,
  1599.       aup = a.parentNode,
  1600.       bup = b.parentNode,
  1601.       ap = [ a ],
  1602.       bp = [ b ];
  1603.  
  1604.     // Exit early if the nodes are identical
  1605.     if ( a === b ) {
  1606.       hasDuplicate = true;
  1607.       return 0;
  1608.  
  1609.     // Parentless nodes are either documents or disconnected
  1610.     } else if ( !aup || !bup ) {
  1611.       return a === doc ? -1 :
  1612.         b === doc ? 1 :
  1613.         aup ? -1 :
  1614.         bup ? 1 :
  1615.         sortInput ?
  1616.         ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
  1617.         0;
  1618.  
  1619.     // If the nodes are siblings, we can do a quick check
  1620.     } else if ( aup === bup ) {
  1621.       return siblingCheck( a, b );
  1622.     }
  1623.  
  1624.     // Otherwise we need full lists of their ancestors for comparison
  1625.     cur = a;
  1626.     while ( (cur = cur.parentNode) ) {
  1627.       ap.unshift( cur );
  1628.     }
  1629.     cur = b;
  1630.     while ( (cur = cur.parentNode) ) {
  1631.       bp.unshift( cur );
  1632.     }
  1633.  
  1634.     // Walk down the tree looking for a discrepancy
  1635.     while ( ap[i] === bp[i] ) {
  1636.       i++;
  1637.     }
  1638.  
  1639.     return i ?
  1640.       // Do a sibling check if the nodes have a common ancestor
  1641.       siblingCheck( ap[i], bp[i] ) :
  1642.  
  1643.       // Otherwise nodes in our document sort first
  1644.       ap[i] === preferredDoc ? -1 :
  1645.       bp[i] === preferredDoc ? 1 :
  1646.       0;
  1647.   };
  1648.  
  1649.   return doc;
  1650. };
  1651.  
  1652. Sizzle.matches = function( expr, elements ) {
  1653.   return Sizzle( expr, null, null, elements );
  1654. };
  1655.  
  1656. Sizzle.matchesSelector = function( elem, expr ) {
  1657.   // Set document vars if needed
  1658.   if ( ( elem.ownerDocument || elem ) !== document ) {
  1659.     setDocument( elem );
  1660.   }
  1661.  
  1662.   // Make sure that attribute selectors are quoted
  1663.   expr = expr.replace( rattributeQuotes, "='$1']" );
  1664.  
  1665.   if ( support.matchesSelector && documentIsHTML &&
  1666.     ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
  1667.     ( !rbuggyQSA     || !rbuggyQSA.test( expr ) ) ) {
  1668.  
  1669.     try {
  1670.       var ret = matches.call( elem, expr );
  1671.  
  1672.       // IE 9's matchesSelector returns false on disconnected nodes
  1673.       if ( ret || support.disconnectedMatch ||
  1674.           // As well, disconnected nodes are said to be in a document
  1675.           // fragment in IE 9
  1676.           elem.document && elem.document.nodeType !== 11 ) {
  1677.         return ret;
  1678.       }
  1679.     } catch(e) {}
  1680.   }
  1681.  
  1682.   return Sizzle( expr, document, null, [elem] ).length > 0;
  1683. };
  1684.  
  1685. Sizzle.contains = function( context, elem ) {
  1686.   // Set document vars if needed
  1687.   if ( ( context.ownerDocument || context ) !== document ) {
  1688.     setDocument( context );
  1689.   }
  1690.   return contains( context, elem );
  1691. };
  1692.  
  1693. Sizzle.attr = function( elem, name ) {
  1694.   // Set document vars if needed
  1695.   if ( ( elem.ownerDocument || elem ) !== document ) {
  1696.     setDocument( elem );
  1697.   }
  1698.  
  1699.   var fn = Expr.attrHandle[ name.toLowerCase() ],
  1700.     // Don't get fooled by Object.prototype properties (jQuery #13807)
  1701.     val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
  1702.       fn( elem, name, !documentIsHTML ) :
  1703.       undefined;
  1704.  
  1705.   return val === undefined ?
  1706.     support.attributes || !documentIsHTML ?
  1707.       elem.getAttribute( name ) :
  1708.       (val = elem.getAttributeNode(name)) && val.specified ?
  1709.         val.value :
  1710.         null :
  1711.     val;
  1712. };
  1713.  
  1714. Sizzle.error = function( msg ) {
  1715.   throw new Error( "Syntax error, unrecognized expression: " + msg );
  1716. };
  1717.  
  1718. /**
  1719.  * Document sorting and removing duplicates
  1720.  * @param {ArrayLike} results
  1721.  */
  1722. Sizzle.uniqueSort = function( results ) {
  1723.   var elem,
  1724.     duplicates = [],
  1725.     j = 0,
  1726.     i = 0;
  1727.  
  1728.   // Unless we *know* we can detect duplicates, assume their presence
  1729.   hasDuplicate = !support.detectDuplicates;
  1730.   sortInput = !support.sortStable && results.slice( 0 );
  1731.   results.sort( sortOrder );
  1732.  
  1733.   if ( hasDuplicate ) {
  1734.     while ( (elem = results[i++]) ) {
  1735.       if ( elem === results[ i ] ) {
  1736.         j = duplicates.push( i );
  1737.       }
  1738.     }
  1739.     while ( j-- ) {
  1740.       results.splice( duplicates[ j ], 1 );
  1741.     }
  1742.   }
  1743.  
  1744.   return results;
  1745. };
  1746.  
  1747. /**
  1748.  * Utility function for retrieving the text value of an array of DOM nodes
  1749.  * @param {Array|Element} elem
  1750.  */
  1751. getText = Sizzle.getText = function( elem ) {
  1752.   var node,
  1753.     ret = "",
  1754.     i = 0,
  1755.     nodeType = elem.nodeType;
  1756.  
  1757.   if ( !nodeType ) {
  1758.     // If no nodeType, this is expected to be an array
  1759.     for ( ; (node = elem[i]); i++ ) {
  1760.       // Do not traverse comment nodes
  1761.       ret += getText( node );
  1762.     }
  1763.   } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
  1764.     // Use textContent for elements
  1765.     // innerText usage removed for consistency of new lines (see #11153)
  1766.     if ( typeof elem.textContent === "string" ) {
  1767.       return elem.textContent;
  1768.     } else {
  1769.       // Traverse its children
  1770.       for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
  1771.         ret += getText( elem );
  1772.       }
  1773.     }
  1774.   } else if ( nodeType === 3 || nodeType === 4 ) {
  1775.     return elem.nodeValue;
  1776.   }
  1777.   // Do not include comment or processing instruction nodes
  1778.  
  1779.   return ret;
  1780. };
  1781.  
  1782. Expr = Sizzle.selectors = {
  1783.  
  1784.   // Can be adjusted by the user
  1785.   cacheLength: 50,
  1786.  
  1787.   createPseudo: markFunction,
  1788.  
  1789.   match: matchExpr,
  1790.  
  1791.   attrHandle: {},
  1792.  
  1793.   find: {},
  1794.  
  1795.   relative: {
  1796.     ">": { dir: "parentNode", first: true },
  1797.     " ": { dir: "parentNode" },
  1798.     "+": { dir: "previousSibling", first: true },
  1799.     "~": { dir: "previousSibling" }
  1800.   },
  1801.  
  1802.   preFilter: {
  1803.     "ATTR": function( match ) {
  1804.       match[1] = match[1].replace( runescape, funescape );
  1805.  
  1806.       // Move the given value to match[3] whether quoted or unquoted
  1807.       match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );
  1808.  
  1809.       if ( match[2] === "~=" ) {
  1810.         match[3] = " " + match[3] + " ";
  1811.       }
  1812.  
  1813.       return match.slice( 0, 4 );
  1814.     },
  1815.  
  1816.     "CHILD": function( match ) {
  1817.       /* matches from matchExpr["CHILD"]
  1818.         1 type (only|nth|...)
  1819.         2 what (child|of-type)
  1820.         3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
  1821.         4 xn-component of xn+y argument ([+-]?\d*n|)
  1822.         5 sign of xn-component
  1823.         6 x of xn-component
  1824.         7 sign of y-component
  1825.         8 y of y-component
  1826.       */
  1827.       match[1] = match[1].toLowerCase();
  1828.  
  1829.       if ( match[1].slice( 0, 3 ) === "nth" ) {
  1830.         // nth-* requires argument
  1831.         if ( !match[3] ) {
  1832.           Sizzle.error( match[0] );
  1833.         }
  1834.  
  1835.         // numeric x and y parameters for Expr.filter.CHILD
  1836.         // remember that false/true cast respectively to 0/1
  1837.         match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
  1838.         match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
  1839.  
  1840.       // other types prohibit arguments
  1841.       } else if ( match[3] ) {
  1842.         Sizzle.error( match[0] );
  1843.       }
  1844.  
  1845.       return match;
  1846.     },
  1847.  
  1848.     "PSEUDO": function( match ) {
  1849.       var excess,
  1850.         unquoted = !match[5] && match[2];
  1851.  
  1852.       if ( matchExpr["CHILD"].test( match[0] ) ) {
  1853.         return null;
  1854.       }
  1855.  
  1856.       // Accept quoted arguments as-is
  1857.       if ( match[3] && match[4] !== undefined ) {
  1858.         match[2] = match[4];
  1859.  
  1860.       // Strip excess characters from unquoted arguments
  1861.       } else if ( unquoted && rpseudo.test( unquoted ) &&
  1862.         // Get excess from tokenize (recursively)
  1863.         (excess = tokenize( unquoted, true )) &&
  1864.         // advance to the next closing parenthesis
  1865.         (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
  1866.  
  1867.         // excess is a negative index
  1868.         match[0] = match[0].slice( 0, excess );
  1869.         match[2] = unquoted.slice( 0, excess );
  1870.       }
  1871.  
  1872.       // Return only captures needed by the pseudo filter method (type and argument)
  1873.       return match.slice( 0, 3 );
  1874.     }
  1875.   },
  1876.  
  1877.   filter: {
  1878.  
  1879.     "TAG": function( nodeNameSelector ) {
  1880.       var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
  1881.       return nodeNameSelector === "*" ?
  1882.         function() { return true; } :
  1883.         function( elem ) {
  1884.           return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
  1885.         };
  1886.     },
  1887.  
  1888.     "CLASS": function( className ) {
  1889.       var pattern = classCache[ className + " " ];
  1890.  
  1891.       return pattern ||
  1892.         (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
  1893.         classCache( className, function( elem ) {
  1894.           return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" );
  1895.         });
  1896.     },
  1897.  
  1898.     "ATTR": function( name, operator, check ) {
  1899.       return function( elem ) {
  1900.         var result = Sizzle.attr( elem, name );
  1901.  
  1902.         if ( result == null ) {
  1903.           return operator === "!=";
  1904.         }
  1905.         if ( !operator ) {
  1906.           return true;
  1907.         }
  1908.  
  1909.         result += "";
  1910.  
  1911.         return operator === "=" ? result === check :
  1912.           operator === "!=" ? result !== check :
  1913.           operator === "^=" ? check && result.indexOf( check ) === 0 :
  1914.           operator === "*=" ? check && result.indexOf( check ) > -1 :
  1915.           operator === "$=" ? check && result.slice( -check.length ) === check :
  1916.           operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
  1917.           operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
  1918.           false;
  1919.       };
  1920.     },
  1921.  
  1922.     "CHILD": function( type, what, argument, first, last ) {
  1923.       var simple = type.slice( 0, 3 ) !== "nth",
  1924.         forward = type.slice( -4 ) !== "last",
  1925.         ofType = what === "of-type";
  1926.  
  1927.       return first === 1 && last === 0 ?
  1928.  
  1929.         // Shortcut for :nth-*(n)
  1930.         function( elem ) {
  1931.           return !!elem.parentNode;
  1932.         } :
  1933.  
  1934.         function( elem, context, xml ) {
  1935.           var cache, outerCache, node, diff, nodeIndex, start,
  1936.             dir = simple !== forward ? "nextSibling" : "previousSibling",
  1937.             parent = elem.parentNode,
  1938.             name = ofType && elem.nodeName.toLowerCase(),
  1939.             useCache = !xml && !ofType;
  1940.  
  1941.           if ( parent ) {
  1942.  
  1943.             // :(first|last|only)-(child|of-type)
  1944.             if ( simple ) {
  1945.               while ( dir ) {
  1946.                 node = elem;
  1947.                 while ( (node = node[ dir ]) ) {
  1948.                   if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
  1949.                     return false;
  1950.                   }
  1951.                 }
  1952.                 // Reverse direction for :only-* (if we haven't yet done so)
  1953.                 start = dir = type === "only" && !start && "nextSibling";
  1954.               }
  1955.               return true;
  1956.             }
  1957.  
  1958.             start = [ forward ? parent.firstChild : parent.lastChild ];
  1959.  
  1960.             // non-xml :nth-child(...) stores cache data on `parent`
  1961.             if ( forward && useCache ) {
  1962.               // Seek `elem` from a previously-cached index
  1963.               outerCache = parent[ expando ] || (parent[ expando ] = {});
  1964.               cache = outerCache[ type ] || [];
  1965.               nodeIndex = cache[0] === dirruns && cache[1];
  1966.               diff = cache[0] === dirruns && cache[2];
  1967.               node = nodeIndex && parent.childNodes[ nodeIndex ];
  1968.  
  1969.               while ( (node = ++nodeIndex && node && node[ dir ] ||
  1970.  
  1971.                 // Fallback to seeking `elem` from the start
  1972.                 (diff = nodeIndex = 0) || start.pop()) ) {
  1973.  
  1974.                 // When found, cache indexes on `parent` and break
  1975.                 if ( node.nodeType === 1 && ++diff && node === elem ) {
  1976.                   outerCache[ type ] = [ dirruns, nodeIndex, diff ];
  1977.                   break;
  1978.                 }
  1979.               }
  1980.  
  1981.             // Use previously-cached element index if available
  1982.             } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
  1983.               diff = cache[1];
  1984.  
  1985.             // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
  1986.             } else {
  1987.               // Use the same loop as above to seek `elem` from the start
  1988.               while ( (node = ++nodeIndex && node && node[ dir ] ||
  1989.                 (diff = nodeIndex = 0) || start.pop()) ) {
  1990.  
  1991.                 if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
  1992.                   // Cache the index of each encountered element
  1993.                   if ( useCache ) {
  1994.                     (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
  1995.                   }
  1996.  
  1997.                   if ( node === elem ) {
  1998.                     break;
  1999.                   }
  2000.                 }
  2001.               }
  2002.             }
  2003.  
  2004.             // Incorporate the offset, then check against cycle size
  2005.             diff -= last;
  2006.             return diff === first || ( diff % first === 0 && diff / first >= 0 );
  2007.           }
  2008.         };
  2009.     },
  2010.  
  2011.     "PSEUDO": function( pseudo, argument ) {
  2012.       // pseudo-class names are case-insensitive
  2013.       // http://www.w3.org/TR/selectors/#pseudo-classes
  2014.       // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
  2015.       // Remember that setFilters inherits from pseudos
  2016.       var args,
  2017.         fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
  2018.           Sizzle.error( "unsupported pseudo: " + pseudo );
  2019.  
  2020.       // The user may use createPseudo to indicate that
  2021.       // arguments are needed to create the filter function
  2022.       // just as Sizzle does
  2023.       if ( fn[ expando ] ) {
  2024.         return fn( argument );
  2025.       }
  2026.  
  2027.       // But maintain support for old signatures
  2028.       if ( fn.length > 1 ) {
  2029.         args = [ pseudo, pseudo, "", argument ];
  2030.         return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
  2031.           markFunction(function( seed, matches ) {
  2032.             var idx,
  2033.               matched = fn( seed, argument ),
  2034.               i = matched.length;
  2035.             while ( i-- ) {
  2036.               idx = indexOf.call( seed, matched[i] );
  2037.               seed[ idx ] = !( matches[ idx ] = matched[i] );
  2038.             }
  2039.           }) :
  2040.           function( elem ) {
  2041.             return fn( elem, 0, args );
  2042.           };
  2043.       }
  2044.  
  2045.       return fn;
  2046.     }
  2047.   },
  2048.  
  2049.   pseudos: {
  2050.     // Potentially complex pseudos
  2051.     "not": markFunction(function( selector ) {
  2052.       // Trim the selector passed to compile
  2053.       // to avoid treating leading and trailing
  2054.       // spaces as combinators
  2055.       var input = [],
  2056.         results = [],
  2057.         matcher = compile( selector.replace( rtrim, "$1" ) );
  2058.  
  2059.       return matcher[ expando ] ?
  2060.         markFunction(function( seed, matches, context, xml ) {
  2061.           var elem,
  2062.             unmatched = matcher( seed, null, xml, [] ),
  2063.             i = seed.length;
  2064.  
  2065.           // Match elements unmatched by `matcher`
  2066.           while ( i-- ) {
  2067.             if ( (elem = unmatched[i]) ) {
  2068.               seed[i] = !(matches[i] = elem);
  2069.             }
  2070.           }
  2071.         }) :
  2072.         function( elem, context, xml ) {
  2073.           input[0] = elem;
  2074.           matcher( input, null, xml, results );
  2075.           return !results.pop();
  2076.         };
  2077.     }),
  2078.  
  2079.     "has": markFunction(function( selector ) {
  2080.       return function( elem ) {
  2081.         return Sizzle( selector, elem ).length > 0;
  2082.       };
  2083.     }),
  2084.  
  2085.     "contains": markFunction(function( text ) {
  2086.       return function( elem ) {
  2087.         return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
  2088.       };
  2089.     }),
  2090.  
  2091.     // "Whether an element is represented by a :lang() selector
  2092.     // is based solely on the element's language value
  2093.     // being equal to the identifier C,
  2094.     // or beginning with the identifier C immediately followed by "-".
  2095.     // The matching of C against the element's language value is performed case-insensitively.
  2096.     // The identifier C does not have to be a valid language name."
  2097.     // http://www.w3.org/TR/selectors/#lang-pseudo
  2098.     "lang": markFunction( function( lang ) {
  2099.       // lang value must be a valid identifier
  2100.       if ( !ridentifier.test(lang || "") ) {
  2101.         Sizzle.error( "unsupported lang: " + lang );
  2102.       }
  2103.       lang = lang.replace( runescape, funescape ).toLowerCase();
  2104.       return function( elem ) {
  2105.         var elemLang;
  2106.         do {
  2107.           if ( (elemLang = documentIsHTML ?
  2108.             elem.lang :
  2109.             elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {
  2110.  
  2111.             elemLang = elemLang.toLowerCase();
  2112.             return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
  2113.           }
  2114.         } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
  2115.         return false;
  2116.       };
  2117.     }),
  2118.  
  2119.     // Miscellaneous
  2120.     "target": function( elem ) {
  2121.       var hash = window.location && window.location.hash;
  2122.       return hash && hash.slice( 1 ) === elem.id;
  2123.     },
  2124.  
  2125.     "root": function( elem ) {
  2126.       return elem === docElem;
  2127.     },
  2128.  
  2129.     "focus": function( elem ) {
  2130.       return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
  2131.     },
  2132.  
  2133.     // Boolean properties
  2134.     "enabled": function( elem ) {
  2135.       return elem.disabled === false;
  2136.     },
  2137.  
  2138.     "disabled": function( elem ) {
  2139.       return elem.disabled === true;
  2140.     },
  2141.  
  2142.     "checked": function( elem ) {
  2143.       // In CSS3, :checked should return both checked and selected elements
  2144.       // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
  2145.       var nodeName = elem.nodeName.toLowerCase();
  2146.       return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
  2147.     },
  2148.  
  2149.     "selected": function( elem ) {
  2150.       // Accessing this property makes selected-by-default
  2151.       // options in Safari work properly
  2152.       if ( elem.parentNode ) {
  2153.         elem.parentNode.selectedIndex;
  2154.       }
  2155.  
  2156.       return elem.selected === true;
  2157.     },
  2158.  
  2159.     // Contents
  2160.     "empty": function( elem ) {
  2161.       // http://www.w3.org/TR/selectors/#empty-pseudo
  2162.       // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
  2163.       //   not comment, processing instructions, or others
  2164.       // Thanks to Diego Perini for the nodeName shortcut
  2165.       //   Greater than "@" means alpha characters (specifically not starting with "#" or "?")
  2166.       for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
  2167.         if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) {
  2168.           return false;
  2169.         }
  2170.       }
  2171.       return true;
  2172.     },
  2173.  
  2174.     "parent": function( elem ) {
  2175.       return !Expr.pseudos["empty"]( elem );
  2176.     },
  2177.  
  2178.     // Element/input types
  2179.     "header": function( elem ) {
  2180.       return rheader.test( elem.nodeName );
  2181.     },
  2182.  
  2183.     "input": function( elem ) {
  2184.       return rinputs.test( elem.nodeName );
  2185.     },
  2186.  
  2187.     "button": function( elem ) {
  2188.       var name = elem.nodeName.toLowerCase();
  2189.       return name === "input" && elem.type === "button" || name === "button";
  2190.     },
  2191.  
  2192.     "text": function( elem ) {
  2193.       var attr;
  2194.       // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
  2195.       // use getAttribute instead to test this case
  2196.       return elem.nodeName.toLowerCase() === "input" &&
  2197.         elem.type === "text" &&
  2198.         ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type );
  2199.     },
  2200.  
  2201.     // Position-in-collection
  2202.     "first": createPositionalPseudo(function() {
  2203.       return [ 0 ];
  2204.     }),
  2205.  
  2206.     "last": createPositionalPseudo(function( matchIndexes, length ) {
  2207.       return [ length - 1 ];
  2208.     }),
  2209.  
  2210.     "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
  2211.       return [ argument < 0 ? argument + length : argument ];
  2212.     }),
  2213.  
  2214.     "even": createPositionalPseudo(function( matchIndexes, length ) {
  2215.       var i = 0;
  2216.       for ( ; i < length; i += 2 ) {
  2217.         matchIndexes.push( i );
  2218.       }
  2219.       return matchIndexes;
  2220.     }),
  2221.  
  2222.     "odd": createPositionalPseudo(function( matchIndexes, length ) {
  2223.       var i = 1;
  2224.       for ( ; i < length; i += 2 ) {
  2225.         matchIndexes.push( i );
  2226.       }
  2227.       return matchIndexes;
  2228.     }),
  2229.  
  2230.     "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
  2231.       var i = argument < 0 ? argument + length : argument;
  2232.       for ( ; --i >= 0; ) {
  2233.         matchIndexes.push( i );
  2234.       }
  2235.       return matchIndexes;
  2236.     }),
  2237.  
  2238.     "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
  2239.       var i = argument < 0 ? argument + length : argument;
  2240.       for ( ; ++i < length; ) {
  2241.         matchIndexes.push( i );
  2242.       }
  2243.       return matchIndexes;
  2244.     })
  2245.   }
  2246. };
  2247.  
  2248. Expr.pseudos["nth"] = Expr.pseudos["eq"];
  2249.  
  2250. // Add button/input type pseudos
  2251. for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
  2252.   Expr.pseudos[ i ] = createInputPseudo( i );
  2253. }
  2254. for ( i in { submit: true, reset: true } ) {
  2255.   Expr.pseudos[ i ] = createButtonPseudo( i );
  2256. }
  2257.  
  2258. // Easy API for creating new setFilters
  2259. function setFilters() {}
  2260. setFilters.prototype = Expr.filters = Expr.pseudos;
  2261. Expr.setFilters = new setFilters();
  2262.  
  2263. function tokenize( selector, parseOnly ) {
  2264.   var matched, match, tokens, type,
  2265.     soFar, groups, preFilters,
  2266.     cached = tokenCache[ selector + " " ];
  2267.  
  2268.   if ( cached ) {
  2269.     return parseOnly ? 0 : cached.slice( 0 );
  2270.   }
  2271.  
  2272.   soFar = selector;
  2273.   groups = [];
  2274.   preFilters = Expr.preFilter;
  2275.  
  2276.   while ( soFar ) {
  2277.  
  2278.     // Comma and first run
  2279.     if ( !matched || (match = rcomma.exec( soFar )) ) {
  2280.       if ( match ) {
  2281.         // Don't consume trailing commas as valid
  2282.         soFar = soFar.slice( match[0].length ) || soFar;
  2283.       }
  2284.       groups.push( tokens = [] );
  2285.     }
  2286.  
  2287.     matched = false;
  2288.  
  2289.     // Combinators
  2290.     if ( (match = rcombinators.exec( soFar )) ) {
  2291.       matched = match.shift();
  2292.       tokens.push({
  2293.         value: matched,
  2294.         // Cast descendant combinators to space
  2295.         type: match[0].replace( rtrim, " " )
  2296.       });
  2297.       soFar = soFar.slice( matched.length );
  2298.     }
  2299.  
  2300.     // Filters
  2301.     for ( type in Expr.filter ) {
  2302.       if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
  2303.         (match = preFilters[ type ]( match ))) ) {
  2304.         matched = match.shift();
  2305.         tokens.push({
  2306.           value: matched,
  2307.           type: type,
  2308.           matches: match
  2309.         });
  2310.         soFar = soFar.slice( matched.length );
  2311.       }
  2312.     }
  2313.  
  2314.     if ( !matched ) {
  2315.       break;
  2316.     }
  2317.   }
  2318.  
  2319.   // Return the length of the invalid excess
  2320.   // if we're just parsing
  2321.   // Otherwise, throw an error or return tokens
  2322.   return parseOnly ?
  2323.     soFar.length :
  2324.     soFar ?
  2325.       Sizzle.error( selector ) :
  2326.       // Cache the tokens
  2327.       tokenCache( selector, groups ).slice( 0 );
  2328. }
  2329.  
  2330. function toSelector( tokens ) {
  2331.   var i = 0,
  2332.     len = tokens.length,
  2333.     selector = "";
  2334.   for ( ; i < len; i++ ) {
  2335.     selector += tokens[i].value;
  2336.   }
  2337.   return selector;
  2338. }
  2339.  
  2340. function addCombinator( matcher, combinator, base ) {
  2341.   var dir = combinator.dir,
  2342.     checkNonElements = base && dir === "parentNode",
  2343.     doneName = done++;
  2344.  
  2345.   return combinator.first ?
  2346.     // Check against closest ancestor/preceding element
  2347.     function( elem, context, xml ) {
  2348.       while ( (elem = elem[ dir ]) ) {
  2349.         if ( elem.nodeType === 1 || checkNonElements ) {
  2350.           return matcher( elem, context, xml );
  2351.         }
  2352.       }
  2353.     } :
  2354.  
  2355.     // Check against all ancestor/preceding elements
  2356.     function( elem, context, xml ) {
  2357.       var data, cache, outerCache,
  2358.         dirkey = dirruns + " " + doneName;
  2359.  
  2360.       // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
  2361.       if ( xml ) {
  2362.         while ( (elem = elem[ dir ]) ) {
  2363.           if ( elem.nodeType === 1 || checkNonElements ) {
  2364.             if ( matcher( elem, context, xml ) ) {
  2365.               return true;
  2366.             }
  2367.           }
  2368.         }
  2369.       } else {
  2370.         while ( (elem = elem[ dir ]) ) {
  2371.           if ( elem.nodeType === 1 || checkNonElements ) {
  2372.             outerCache = elem[ expando ] || (elem[ expando ] = {});
  2373.             if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) {
  2374.               if ( (data = cache[1]) === true || data === cachedruns ) {
  2375.                 return data === true;
  2376.               }
  2377.             } else {
  2378.               cache = outerCache[ dir ] = [ dirkey ];
  2379.               cache[1] = matcher( elem, context, xml ) || cachedruns;
  2380.               if ( cache[1] === true ) {
  2381.                 return true;
  2382.               }
  2383.             }
  2384.           }
  2385.         }
  2386.       }
  2387.     };
  2388. }
  2389.  
  2390. function elementMatcher( matchers ) {
  2391.   return matchers.length > 1 ?
  2392.     function( elem, context, xml ) {
  2393.       var i = matchers.length;
  2394.       while ( i-- ) {
  2395.         if ( !matchers[i]( elem, context, xml ) ) {
  2396.           return false;
  2397.         }
  2398.       }
  2399.       return true;
  2400.     } :
  2401.     matchers[0];
  2402. }
  2403.  
  2404. function condense( unmatched, map, filter, context, xml ) {
  2405.   var elem,
  2406.     newUnmatched = [],
  2407.     i = 0,
  2408.     len = unmatched.length,
  2409.     mapped = map != null;
  2410.  
  2411.   for ( ; i < len; i++ ) {
  2412.     if ( (elem = unmatched[i]) ) {
  2413.       if ( !filter || filter( elem, context, xml ) ) {
  2414.         newUnmatched.push( elem );
  2415.         if ( mapped ) {
  2416.           map.push( i );
  2417.         }
  2418.       }
  2419.     }
  2420.   }
  2421.  
  2422.   return newUnmatched;
  2423. }
  2424.  
  2425. function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
  2426.   if ( postFilter && !postFilter[ expando ] ) {
  2427.     postFilter = setMatcher( postFilter );
  2428.   }
  2429.   if ( postFinder && !postFinder[ expando ] ) {
  2430.     postFinder = setMatcher( postFinder, postSelector );
  2431.   }
  2432.   return markFunction(function( seed, results, context, xml ) {
  2433.     var temp, i, elem,
  2434.       preMap = [],
  2435.       postMap = [],
  2436.       preexisting = results.length,
  2437.  
  2438.       // Get initial elements from seed or context
  2439.       elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
  2440.  
  2441.       // Prefilter to get matcher input, preserving a map for seed-results synchronization
  2442.       matcherIn = preFilter && ( seed || !selector ) ?
  2443.         condense( elems, preMap, preFilter, context, xml ) :
  2444.         elems,
  2445.  
  2446.       matcherOut = matcher ?
  2447.         // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
  2448.         postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
  2449.  
  2450.           // ...intermediate processing is necessary
  2451.           [] :
  2452.  
  2453.           // ...otherwise use results directly
  2454.           results :
  2455.         matcherIn;
  2456.  
  2457.     // Find primary matches
  2458.     if ( matcher ) {
  2459.       matcher( matcherIn, matcherOut, context, xml );
  2460.     }
  2461.  
  2462.     // Apply postFilter
  2463.     if ( postFilter ) {
  2464.       temp = condense( matcherOut, postMap );
  2465.       postFilter( temp, [], context, xml );
  2466.  
  2467.       // Un-match failing elements by moving them back to matcherIn
  2468.       i = temp.length;
  2469.       while ( i-- ) {
  2470.         if ( (elem = temp[i]) ) {
  2471.           matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
  2472.         }
  2473.       }
  2474.     }
  2475.  
  2476.     if ( seed ) {
  2477.       if ( postFinder || preFilter ) {
  2478.         if ( postFinder ) {
  2479.           // Get the final matcherOut by condensing this intermediate into postFinder contexts
  2480.           temp = [];
  2481.           i = matcherOut.length;
  2482.           while ( i-- ) {
  2483.             if ( (elem = matcherOut[i]) ) {
  2484.               // Restore matcherIn since elem is not yet a final match
  2485.               temp.push( (matcherIn[i] = elem) );
  2486.             }
  2487.           }
  2488.           postFinder( null, (matcherOut = []), temp, xml );
  2489.         }
  2490.  
  2491.         // Move matched elements from seed to results to keep them synchronized
  2492.         i = matcherOut.length;
  2493.         while ( i-- ) {
  2494.           if ( (elem = matcherOut[i]) &&
  2495.             (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {
  2496.  
  2497.             seed[temp] = !(results[temp] = elem);
  2498.           }
  2499.         }
  2500.       }
  2501.  
  2502.     // Add elements to results, through postFinder if defined
  2503.     } else {
  2504.       matcherOut = condense(
  2505.         matcherOut === results ?
  2506.           matcherOut.splice( preexisting, matcherOut.length ) :
  2507.           matcherOut
  2508.       );
  2509.       if ( postFinder ) {
  2510.         postFinder( null, results, matcherOut, xml );
  2511.       } else {
  2512.         push.apply( results, matcherOut );
  2513.       }
  2514.     }
  2515.   });
  2516. }
  2517.  
  2518. function matcherFromTokens( tokens ) {
  2519.   var checkContext, matcher, j,
  2520.     len = tokens.length,
  2521.     leadingRelative = Expr.relative[ tokens[0].type ],
  2522.     implicitRelative = leadingRelative || Expr.relative[" "],
  2523.     i = leadingRelative ? 1 : 0,
  2524.  
  2525.     // The foundational matcher ensures that elements are reachable from top-level context(s)
  2526.     matchContext = addCombinator( function( elem ) {
  2527.       return elem === checkContext;
  2528.     }, implicitRelative, true ),
  2529.     matchAnyContext = addCombinator( function( elem ) {
  2530.       return indexOf.call( checkContext, elem ) > -1;
  2531.     }, implicitRelative, true ),
  2532.     matchers = [ function( elem, context, xml ) {
  2533.       return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
  2534.         (checkContext = context).nodeType ?
  2535.           matchContext( elem, context, xml ) :
  2536.           matchAnyContext( elem, context, xml ) );
  2537.     } ];
  2538.  
  2539.   for ( ; i < len; i++ ) {
  2540.     if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
  2541.       matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
  2542.     } else {
  2543.       matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
  2544.  
  2545.       // Return special upon seeing a positional matcher
  2546.       if ( matcher[ expando ] ) {
  2547.         // Find the next relative operator (if any) for proper handling
  2548.         j = ++i;
  2549.         for ( ; j < len; j++ ) {
  2550.           if ( Expr.relative[ tokens[j].type ] ) {
  2551.             break;
  2552.           }
  2553.         }
  2554.         return setMatcher(
  2555.           i > 1 && elementMatcher( matchers ),
  2556.           i > 1 && toSelector(
  2557.             // If the preceding token was a descendant combinator, insert an implicit any-element `*`
  2558.             tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
  2559.           ).replace( rtrim, "$1" ),
  2560.           matcher,
  2561.           i < j && matcherFromTokens( tokens.slice( i, j ) ),
  2562.           j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
  2563.           j < len && toSelector( tokens )
  2564.         );
  2565.       }
  2566.       matchers.push( matcher );
  2567.     }
  2568.   }
  2569.  
  2570.   return elementMatcher( matchers );
  2571. }
  2572.  
  2573. function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
  2574.   // A counter to specify which element is currently being matched
  2575.   var matcherCachedRuns = 0,
  2576.     bySet = setMatchers.length > 0,
  2577.     byElement = elementMatchers.length > 0,
  2578.     superMatcher = function( seed, context, xml, results, expandContext ) {
  2579.       var elem, j, matcher,
  2580.         setMatched = [],
  2581.         matchedCount = 0,
  2582.         i = "0",
  2583.         unmatched = seed && [],
  2584.         outermost = expandContext != null,
  2585.         contextBackup = outermostContext,
  2586.         // We must always have either seed elements or context
  2587.         elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ),
  2588.         // Use integer dirruns iff this is the outermost matcher
  2589.         dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1);
  2590.  
  2591.       if ( outermost ) {
  2592.         outermostContext = context !== document && context;
  2593.         cachedruns = matcherCachedRuns;
  2594.       }
  2595.  
  2596.       // Add elements passing elementMatchers directly to results
  2597.       // Keep `i` a string if there are no elements so `matchedCount` will be "00" below
  2598.       for ( ; (elem = elems[i]) != null; i++ ) {
  2599.         if ( byElement && elem ) {
  2600.           j = 0;
  2601.           while ( (matcher = elementMatchers[j++]) ) {
  2602.             if ( matcher( elem, context, xml ) ) {
  2603.               results.push( elem );
  2604.               break;
  2605.             }
  2606.           }
  2607.           if ( outermost ) {
  2608.             dirruns = dirrunsUnique;
  2609.             cachedruns = ++matcherCachedRuns;
  2610.           }
  2611.         }
  2612.  
  2613.         // Track unmatched elements for set filters
  2614.         if ( bySet ) {
  2615.           // They will have gone through all possible matchers
  2616.           if ( (elem = !matcher && elem) ) {
  2617.             matchedCount--;
  2618.           }
  2619.  
  2620.           // Lengthen the array for every element, matched or not
  2621.           if ( seed ) {
  2622.             unmatched.push( elem );
  2623.           }
  2624.         }
  2625.       }
  2626.  
  2627.       // Apply set filters to unmatched elements
  2628.       matchedCount += i;
  2629.       if ( bySet && i !== matchedCount ) {
  2630.         j = 0;
  2631.         while ( (matcher = setMatchers[j++]) ) {
  2632.           matcher( unmatched, setMatched, context, xml );
  2633.         }
  2634.  
  2635.         if ( seed ) {
  2636.           // Reintegrate element matches to eliminate the need for sorting
  2637.           if ( matchedCount > 0 ) {
  2638.             while ( i-- ) {
  2639.               if ( !(unmatched[i] || setMatched[i]) ) {
  2640.                 setMatched[i] = pop.call( results );
  2641.               }
  2642.             }
  2643.           }
  2644.  
  2645.           // Discard index placeholder values to get only actual matches
  2646.           setMatched = condense( setMatched );
  2647.         }
  2648.  
  2649.         // Add matches to results
  2650.         push.apply( results, setMatched );
  2651.  
  2652.         // Seedless set matches succeeding multiple successful matchers stipulate sorting
  2653.         if ( outermost && !seed && setMatched.length > 0 &&
  2654.           ( matchedCount + setMatchers.length ) > 1 ) {
  2655.  
  2656.           Sizzle.uniqueSort( results );
  2657.         }
  2658.       }
  2659.  
  2660.       // Override manipulation of globals by nested matchers
  2661.       if ( outermost ) {
  2662.         dirruns = dirrunsUnique;
  2663.         outermostContext = contextBackup;
  2664.       }
  2665.  
  2666.       return unmatched;
  2667.     };
  2668.  
  2669.   return bySet ?
  2670.     markFunction( superMatcher ) :
  2671.     superMatcher;
  2672. }
  2673.  
  2674. compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {
  2675.   var i,
  2676.     setMatchers = [],
  2677.     elementMatchers = [],
  2678.     cached = compilerCache[ selector + " " ];
  2679.  
  2680.   if ( !cached ) {
  2681.     // Generate a function of recursive functions that can be used to check each element
  2682.     if ( !group ) {
  2683.       group = tokenize( selector );
  2684.     }
  2685.     i = group.length;
  2686.     while ( i-- ) {
  2687.       cached = matcherFromTokens( group[i] );
  2688.       if ( cached[ expando ] ) {
  2689.         setMatchers.push( cached );
  2690.       } else {
  2691.         elementMatchers.push( cached );
  2692.       }
  2693.     }
  2694.  
  2695.     // Cache the compiled function
  2696.     cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
  2697.   }
  2698.   return cached;
  2699. };
  2700.  
  2701. function multipleContexts( selector, contexts, results ) {
  2702.   var i = 0,
  2703.     len = contexts.length;
  2704.   for ( ; i < len; i++ ) {
  2705.     Sizzle( selector, contexts[i], results );
  2706.   }
  2707.   return results;
  2708. }
  2709.  
  2710. function select( selector, context, results, seed ) {
  2711.   var i, tokens, token, type, find,
  2712.     match = tokenize( selector );
  2713.  
  2714.   if ( !seed ) {
  2715.     // Try to minimize operations if there is only one group
  2716.     if ( match.length === 1 ) {
  2717.  
  2718.       // Take a shortcut and set the context if the root selector is an ID
  2719.       tokens = match[0] = match[0].slice( 0 );
  2720.       if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
  2721.           support.getById && context.nodeType === 9 && documentIsHTML &&
  2722.           Expr.relative[ tokens[1].type ] ) {
  2723.  
  2724.         context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
  2725.         if ( !context ) {
  2726.           return results;
  2727.         }
  2728.         selector = selector.slice( tokens.shift().value.length );
  2729.       }
  2730.  
  2731.       // Fetch a seed set for right-to-left matching
  2732.       i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
  2733.       while ( i-- ) {
  2734.         token = tokens[i];
  2735.  
  2736.         // Abort if we hit a combinator
  2737.         if ( Expr.relative[ (type = token.type) ] ) {
  2738.           break;
  2739.         }
  2740.         if ( (find = Expr.find[ type ]) ) {
  2741.           // Search, expanding context for leading sibling combinators
  2742.           if ( (seed = find(
  2743.             token.matches[0].replace( runescape, funescape ),
  2744.             rsibling.test( tokens[0].type ) && context.parentNode || context
  2745.           )) ) {
  2746.  
  2747.             // If seed is empty or no tokens remain, we can return early
  2748.             tokens.splice( i, 1 );
  2749.             selector = seed.length && toSelector( tokens );
  2750.             if ( !selector ) {
  2751.               push.apply( results, seed );
  2752.               return results;
  2753.             }
  2754.  
  2755.             break;
  2756.           }
  2757.         }
  2758.       }
  2759.     }
  2760.   }
  2761.  
  2762.   // Compile and execute a filtering function
  2763.   // Provide `match` to avoid retokenization if we modified the selector above
  2764.   compile( selector, match )(
  2765.     seed,
  2766.     context,
  2767.     !documentIsHTML,
  2768.     results,
  2769.     rsibling.test( selector )
  2770.   );
  2771.   return results;
  2772. }
  2773.  
  2774. // One-time assignments
  2775.  
  2776. // Sort stability
  2777. support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
  2778.  
  2779. // Support: Chrome<14
  2780. // Always assume duplicates if they aren't passed to the comparison function
  2781. support.detectDuplicates = hasDuplicate;
  2782.  
  2783. // Initialize against the default document
  2784. setDocument();
  2785.  
  2786. // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
  2787. // Detached nodes confoundingly follow *each other*
  2788. support.sortDetached = assert(function( div1 ) {
  2789.   // Should return 1, but returns 4 (following)
  2790.   return div1.compareDocumentPosition( document.createElement("div") ) & 1;
  2791. });
  2792.  
  2793. // Support: IE<8
  2794. // Prevent attribute/property "interpolation"
  2795. // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
  2796. if ( !assert(function( div ) {
  2797.   div.innerHTML = "<a href='#'></a>";
  2798.   return div.firstChild.getAttribute("href") === "#" ;
  2799. }) ) {
  2800.   addHandle( "type|href|height|width", function( elem, name, isXML ) {
  2801.     if ( !isXML ) {
  2802.       return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
  2803.     }
  2804.   });
  2805. }
  2806.  
  2807. // Support: IE<9
  2808. // Use defaultValue in place of getAttribute("value")
  2809. if ( !support.attributes || !assert(function( div ) {
  2810.   div.innerHTML = "<input/>";
  2811.   div.firstChild.setAttribute( "value", "" );
  2812.   return div.firstChild.getAttribute( "value" ) === "";
  2813. }) ) {
  2814.   addHandle( "value", function( elem, name, isXML ) {
  2815.     if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
  2816.       return elem.defaultValue;
  2817.     }
  2818.   });
  2819. }
  2820.  
  2821. // Support: IE<9
  2822. // Use getAttributeNode to fetch booleans when getAttribute lies
  2823. if ( !assert(function( div ) {
  2824.   return div.getAttribute("disabled") == null;
  2825. }) ) {
  2826.   addHandle( booleans, function( elem, name, isXML ) {
  2827.     var val;
  2828.     if ( !isXML ) {
  2829.       return (val = elem.getAttributeNode( name )) && val.specified ?
  2830.         val.value :
  2831.         elem[ name ] === true ? name.toLowerCase() : null;
  2832.     }
  2833.   });
  2834. }
  2835.  
  2836. jQuery.find = Sizzle;
  2837. jQuery.expr = Sizzle.selectors;
  2838. jQuery.expr[":"] = jQuery.expr.pseudos;
  2839. jQuery.unique = Sizzle.uniqueSort;
  2840. jQuery.text = Sizzle.getText;
  2841. jQuery.isXMLDoc = Sizzle.isXML;
  2842. jQuery.contains = Sizzle.contains;
  2843.  
  2844.  
  2845. })( window );
  2846. // String to Object options format cache
  2847. var optionsCache = {};
  2848.  
  2849. // Convert String-formatted options into Object-formatted ones and store in cache
  2850. function createOptions( options ) {
  2851.   var object = optionsCache[ options ] = {};
  2852.   jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) {
  2853.     object[ flag ] = true;
  2854.   });
  2855.   return object;
  2856. }
  2857.  
  2858. /*
  2859.  * Create a callback list using the following parameters:
  2860.  *
  2861.  *  options: an optional list of space-separated options that will change how
  2862.  *      the callback list behaves or a more traditional option object
  2863.  *
  2864.  * By default a callback list will act like an event callback list and can be
  2865.  * "fired" multiple times.
  2866.  *
  2867.  * Possible options:
  2868.  *
  2869.  *  once:     will ensure the callback list can only be fired once (like a Deferred)
  2870.  *
  2871.  *  memory:     will keep track of previous values and will call any callback added
  2872.  *          after the list has been fired right away with the latest "memorized"
  2873.  *          values (like a Deferred)
  2874.  *
  2875.  *  unique:     will ensure a callback can only be added once (no duplicate in the list)
  2876.  *
  2877.  *  stopOnFalse:  interrupt callings when a callback returns false
  2878.  *
  2879.  */
  2880. jQuery.Callbacks = function( options ) {
  2881.  
  2882.   // Convert options from String-formatted to Object-formatted if needed
  2883.   // (we check in cache first)
  2884.   options = typeof options === "string" ?
  2885.     ( optionsCache[ options ] || createOptions( options ) ) :
  2886.     jQuery.extend( {}, options );
  2887.  
  2888.   var // Last fire value (for non-forgettable lists)
  2889.     memory,
  2890.     // Flag to know if list was already fired
  2891.     fired,
  2892.     // Flag to know if list is currently firing
  2893.     firing,
  2894.     // First callback to fire (used internally by add and fireWith)
  2895.     firingStart,
  2896.     // End of the loop when firing
  2897.     firingLength,
  2898.     // Index of currently firing callback (modified by remove if needed)
  2899.     firingIndex,
  2900.     // Actual callback list
  2901.     list = [],
  2902.     // Stack of fire calls for repeatable lists
  2903.     stack = !options.once && [],
  2904.     // Fire callbacks
  2905.     fire = function( data ) {
  2906.       memory = options.memory && data;
  2907.       fired = true;
  2908.       firingIndex = firingStart || 0;
  2909.       firingStart = 0;
  2910.       firingLength = list.length;
  2911.       firing = true;
  2912.       for ( ; list && firingIndex < firingLength; firingIndex++ ) {
  2913.         if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
  2914.           memory = false; // To prevent further calls using add
  2915.           break;
  2916.         }
  2917.       }
  2918.       firing = false;
  2919.       if ( list ) {
  2920.         if ( stack ) {
  2921.           if ( stack.length ) {
  2922.             fire( stack.shift() );
  2923.           }
  2924.         } else if ( memory ) {
  2925.           list = [];
  2926.         } else {
  2927.           self.disable();
  2928.         }
  2929.       }
  2930.     },
  2931.     // Actual Callbacks object
  2932.     self = {
  2933.       // Add a callback or a collection of callbacks to the list
  2934.       add: function() {
  2935.         if ( list ) {
  2936.           // First, we save the current length
  2937.           var start = list.length;
  2938.           (function add( args ) {
  2939.             jQuery.each( args, function( _, arg ) {
  2940.               var type = jQuery.type( arg );
  2941.               if ( type === "function" ) {
  2942.                 if ( !options.unique || !self.has( arg ) ) {
  2943.                   list.push( arg );
  2944.                 }
  2945.               } else if ( arg && arg.length && type !== "string" ) {
  2946.                 // Inspect recursively
  2947.                 add( arg );
  2948.               }
  2949.             });
  2950.           })( arguments );
  2951.           // Do we need to add the callbacks to the
  2952.           // current firing batch?
  2953.           if ( firing ) {
  2954.             firingLength = list.length;
  2955.           // With memory, if we're not firing then
  2956.           // we should call right away
  2957.           } else if ( memory ) {
  2958.             firingStart = start;
  2959.             fire( memory );
  2960.           }
  2961.         }
  2962.         return this;
  2963.       },
  2964.       // Remove a callback from the list
  2965.       remove: function() {
  2966.         if ( list ) {
  2967.           jQuery.each( arguments, function( _, arg ) {
  2968.             var index;
  2969.             while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
  2970.               list.splice( index, 1 );
  2971.               // Handle firing indexes
  2972.               if ( firing ) {
  2973.                 if ( index <= firingLength ) {
  2974.                   firingLength--;
  2975.                 }
  2976.                 if ( index <= firingIndex ) {
  2977.                   firingIndex--;
  2978.                 }
  2979.               }
  2980.             }
  2981.           });
  2982.         }
  2983.         return this;
  2984.       },
  2985.       // Check if a given callback is in the list.
  2986.       // If no argument is given, return whether or not list has callbacks attached.
  2987.       has: function( fn ) {
  2988.         return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length );
  2989.       },
  2990.       // Remove all callbacks from the list
  2991.       empty: function() {
  2992.         list = [];
  2993.         firingLength = 0;
  2994.         return this;
  2995.       },
  2996.       // Have the list do nothing anymore
  2997.       disable: function() {
  2998.         list = stack = memory = undefined;
  2999.         return this;
  3000.       },
  3001.       // Is it disabled?
  3002.       disabled: function() {
  3003.         return !list;
  3004.       },
  3005.       // Lock the list in its current state
  3006.       lock: function() {
  3007.         stack = undefined;
  3008.         if ( !memory ) {
  3009.           self.disable();
  3010.         }
  3011.         return this;
  3012.       },
  3013.       // Is it locked?
  3014.       locked: function() {
  3015.         return !stack;
  3016.       },
  3017.       // Call all callbacks with the given context and arguments
  3018.       fireWith: function( context, args ) {
  3019.         if ( list && ( !fired || stack ) ) {
  3020.           args = args || [];
  3021.           args = [ context, args.slice ? args.slice() : args ];
  3022.           if ( firing ) {
  3023.             stack.push( args );
  3024.           } else {
  3025.             fire( args );
  3026.           }
  3027.         }
  3028.         return this;
  3029.       },
  3030.       // Call all the callbacks with the given arguments
  3031.       fire: function() {
  3032.         self.fireWith( this, arguments );
  3033.         return this;
  3034.       },
  3035.       // To know if the callbacks have already been called at least once
  3036.       fired: function() {
  3037.         return !!fired;
  3038.       }
  3039.     };
  3040.  
  3041.   return self;
  3042. };
  3043. jQuery.extend({
  3044.  
  3045.   Deferred: function( func ) {
  3046.     var tuples = [
  3047.         // action, add listener, listener list, final state
  3048.         [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
  3049.         [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
  3050.         [ "notify", "progress", jQuery.Callbacks("memory") ]
  3051.       ],
  3052.       state = "pending",
  3053.       promise = {
  3054.         state: function() {
  3055.           return state;
  3056.         },
  3057.         always: function() {
  3058.           deferred.done( arguments ).fail( arguments );
  3059.           return this;
  3060.         },
  3061.         then: function( /* fnDone, fnFail, fnProgress */ ) {
  3062.           var fns = arguments;
  3063.           return jQuery.Deferred(function( newDefer ) {
  3064.             jQuery.each( tuples, function( i, tuple ) {
  3065.               var action = tuple[ 0 ],
  3066.                 fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
  3067.               // deferred[ done | fail | progress ] for forwarding actions to newDefer
  3068.               deferred[ tuple[1] ](function() {
  3069.                 var returned = fn && fn.apply( this, arguments );
  3070.                 if ( returned && jQuery.isFunction( returned.promise ) ) {
  3071.                   returned.promise()
  3072.                     .done( newDefer.resolve )
  3073.                     .fail( newDefer.reject )
  3074.                     .progress( newDefer.notify );
  3075.                 } else {
  3076.                   newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
  3077.                 }
  3078.               });
  3079.             });
  3080.             fns = null;
  3081.           }).promise();
  3082.         },
  3083.         // Get a promise for this deferred
  3084.         // If obj is provided, the promise aspect is added to the object
  3085.         promise: function( obj ) {
  3086.           return obj != null ? jQuery.extend( obj, promise ) : promise;
  3087.         }
  3088.       },
  3089.       deferred = {};
  3090.  
  3091.     // Keep pipe for back-compat
  3092.     promise.pipe = promise.then;
  3093.  
  3094.     // Add list-specific methods
  3095.     jQuery.each( tuples, function( i, tuple ) {
  3096.       var list = tuple[ 2 ],
  3097.         stateString = tuple[ 3 ];
  3098.  
  3099.       // promise[ done | fail | progress ] = list.add
  3100.       promise[ tuple[1] ] = list.add;
  3101.  
  3102.       // Handle state
  3103.       if ( stateString ) {
  3104.         list.add(function() {
  3105.           // state = [ resolved | rejected ]
  3106.           state = stateString;
  3107.  
  3108.         // [ reject_list | resolve_list ].disable; progress_list.lock
  3109.         }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
  3110.       }
  3111.  
  3112.       // deferred[ resolve | reject | notify ]
  3113.       deferred[ tuple[0] ] = function() {
  3114.         deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments );
  3115.         return this;
  3116.       };
  3117.       deferred[ tuple[0] + "With" ] = list.fireWith;
  3118.     });
  3119.  
  3120.     // Make the deferred a promise
  3121.     promise.promise( deferred );
  3122.  
  3123.     // Call given func if any
  3124.     if ( func ) {
  3125.       func.call( deferred, deferred );
  3126.     }
  3127.  
  3128.     // All done!
  3129.     return deferred;
  3130.   },
  3131.  
  3132.   // Deferred helper
  3133.   when: function( subordinate /* , ..., subordinateN */ ) {
  3134.     var i = 0,
  3135.       resolveValues = core_slice.call( arguments ),
  3136.       length = resolveValues.length,
  3137.  
  3138.       // the count of uncompleted subordinates
  3139.       remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
  3140.  
  3141.       // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
  3142.       deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
  3143.  
  3144.       // Update function for both resolve and progress values
  3145.       updateFunc = function( i, contexts, values ) {
  3146.         return function( value ) {
  3147.           contexts[ i ] = this;
  3148.           values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
  3149.           if( values === progressValues ) {
  3150.             deferred.notifyWith( contexts, values );
  3151.           } else if ( !( --remaining ) ) {
  3152.             deferred.resolveWith( contexts, values );
  3153.           }
  3154.         };
  3155.       },
  3156.  
  3157.       progressValues, progressContexts, resolveContexts;
  3158.  
  3159.     // add listeners to Deferred subordinates; treat others as resolved
  3160.     if ( length > 1 ) {
  3161.       progressValues = new Array( length );
  3162.       progressContexts = new Array( length );
  3163.       resolveContexts = new Array( length );
  3164.       for ( ; i < length; i++ ) {
  3165.         if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
  3166.           resolveValues[ i ].promise()
  3167.             .done( updateFunc( i, resolveContexts, resolveValues ) )
  3168.             .fail( deferred.reject )
  3169.             .progress( updateFunc( i, progressContexts, progressValues ) );
  3170.         } else {
  3171.           --remaining;
  3172.         }
  3173.       }
  3174.     }
  3175.  
  3176.     // if we're not waiting on anything, resolve the master
  3177.     if ( !remaining ) {
  3178.       deferred.resolveWith( resolveContexts, resolveValues );
  3179.     }
  3180.  
  3181.     return deferred.promise();
  3182.   }
  3183. });
  3184. jQuery.support = (function( support ) {
  3185.   var input = document.createElement("input"),
  3186.     fragment = document.createDocumentFragment(),
  3187.     div = document.createElement("div"),
  3188.     select = document.createElement("select"),
  3189.     opt = select.appendChild( document.createElement("option") );
  3190.  
  3191.   // Finish early in limited environments
  3192.   if ( !input.type ) {
  3193.     return support;
  3194.   }
  3195.  
  3196.   input.type = "checkbox";
  3197.  
  3198.   // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3
  3199.   // Check the default checkbox/radio value ("" on old WebKit; "on" elsewhere)
  3200.   support.checkOn = input.value !== "";
  3201.  
  3202.   // Must access the parent to make an option select properly
  3203.   // Support: IE9, IE10
  3204.   support.optSelected = opt.selected;
  3205.  
  3206.   // Will be defined later
  3207.   support.reliableMarginRight = true;
  3208.   support.boxSizingReliable = true;
  3209.   support.pixelPosition = false;
  3210.  
  3211.   // Make sure checked status is properly cloned
  3212.   // Support: IE9, IE10
  3213.   input.checked = true;
  3214.   support.noCloneChecked = input.cloneNode( true ).checked;
  3215.  
  3216.   // Make sure that the options inside disabled selects aren't marked as disabled
  3217.   // (WebKit marks them as disabled)
  3218.   select.disabled = true;
  3219.   support.optDisabled = !opt.disabled;
  3220.  
  3221.   // Check if an input maintains its value after becoming a radio
  3222.   // Support: IE9, IE10
  3223.   input = document.createElement("input");
  3224.   input.value = "t";
  3225.   input.type = "radio";
  3226.   support.radioValue = input.value === "t";
  3227.  
  3228.   // #11217 - WebKit loses check when the name is after the checked attribute
  3229.   input.setAttribute( "checked", "t" );
  3230.   input.setAttribute( "name", "t" );
  3231.  
  3232.   fragment.appendChild( input );
  3233.  
  3234.   // Support: Safari 5.1, Android 4.x, Android 2.3
  3235.   // old WebKit doesn't clone checked state correctly in fragments
  3236.   support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
  3237.  
  3238.   // Support: Firefox, Chrome, Safari
  3239.   // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
  3240.   support.focusinBubbles = "onfocusin" in window;
  3241.  
  3242.   div.style.backgroundClip = "content-box";
  3243.   div.cloneNode( true ).style.backgroundClip = "";
  3244.   support.clearCloneStyle = div.style.backgroundClip === "content-box";
  3245.  
  3246.   // Run tests that need a body at doc ready
  3247.   jQuery(function() {
  3248.     var container, marginDiv,
  3249.       // Support: Firefox, Android 2.3 (Prefixed box-sizing versions).
  3250.       divReset = "padding:0;margin:0;border:0;display:block;-webkit-box-sizing:content-box;-moz-box-sizing:content-box;box-sizing:content-box",
  3251.       body = document.getElementsByTagName("body")[ 0 ];
  3252.  
  3253.     if ( !body ) {
  3254.       // Return for frameset docs that don't have a body
  3255.       return;
  3256.     }
  3257.  
  3258.     container = document.createElement("div");
  3259.     container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";
  3260.  
  3261.     // Check box-sizing and margin behavior.
  3262.     body.appendChild( container ).appendChild( div );
  3263.     div.innerHTML = "";
  3264.     // Support: Firefox, Android 2.3 (Prefixed box-sizing versions).
  3265.     div.style.cssText = "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%";
  3266.  
  3267.     // Workaround failing boxSizing test due to offsetWidth returning wrong value
  3268.     // with some non-1 values of body zoom, ticket #13543
  3269.     jQuery.swap( body, body.style.zoom != null ? { zoom: 1 } : {}, function() {
  3270.       support.boxSizing = div.offsetWidth === 4;
  3271.     });
  3272.  
  3273.     // Use window.getComputedStyle because jsdom on node.js will break without it.
  3274.     if ( window.getComputedStyle ) {
  3275.       support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
  3276.       support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
  3277.  
  3278.       // Support: Android 2.3
  3279.       // Check if div with explicit width and no margin-right incorrectly
  3280.       // gets computed margin-right based on width of container. (#3333)
  3281.       // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
  3282.       marginDiv = div.appendChild( document.createElement("div") );
  3283.       marginDiv.style.cssText = div.style.cssText = divReset;
  3284.       marginDiv.style.marginRight = marginDiv.style.width = "0";
  3285.       div.style.width = "1px";
  3286.  
  3287.       support.reliableMarginRight =
  3288.         !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
  3289.     }
  3290.  
  3291.     body.removeChild( container );
  3292.   });
  3293.  
  3294.   return support;
  3295. })( {} );
  3296.  
  3297. /*
  3298.   Implementation Summary
  3299.  
  3300.   1. Enforce API surface and semantic compatibility with 1.9.x branch
  3301.   2. Improve the module's maintainability by reducing the storage
  3302.     paths to a single mechanism.
  3303.   3. Use the same single mechanism to support "private" and "user" data.
  3304.   4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
  3305.   5. Avoid exposing implementation details on user objects (eg. expando properties)
  3306.   6. Provide a clear path for implementation upgrade to WeakMap in 2014
  3307. */
  3308. var data_user, data_priv,
  3309.   rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
  3310.   rmultiDash = /([A-Z])/g;
  3311.  
  3312. function Data() {
  3313.   // Support: Android < 4,
  3314.   // Old WebKit does not have Object.preventExtensions/freeze method,
  3315.   // return new empty object instead with no [[set]] accessor
  3316.   Object.defineProperty( this.cache = {}, 0, {
  3317.     get: function() {
  3318.       return {};
  3319.     }
  3320.   });
  3321.  
  3322.   this.expando = jQuery.expando + Math.random();
  3323. }
  3324.  
  3325. Data.uid = 1;
  3326.  
  3327. Data.accepts = function( owner ) {
  3328.   // Accepts only:
  3329.   //  - Node
  3330.   //    - Node.ELEMENT_NODE
  3331.   //    - Node.DOCUMENT_NODE
  3332.   //  - Object
  3333.   //    - Any
  3334.   return owner.nodeType ?
  3335.     owner.nodeType === 1 || owner.nodeType === 9 : true;
  3336. };
  3337.  
  3338. Data.prototype = {
  3339.   key: function( owner ) {
  3340.     // We can accept data for non-element nodes in modern browsers,
  3341.     // but we should not, see #8335.
  3342.     // Always return the key for a frozen object.
  3343.     if ( !Data.accepts( owner ) ) {
  3344.       return 0;
  3345.     }
  3346.  
  3347.     var descriptor = {},
  3348.       // Check if the owner object already has a cache key
  3349.       unlock = owner[ this.expando ];
  3350.  
  3351.     // If not, create one
  3352.     if ( !unlock ) {
  3353.       unlock = Data.uid++;
  3354.  
  3355.       // Secure it in a non-enumerable, non-writable property
  3356.       try {
  3357.         descriptor[ this.expando ] = { value: unlock };
  3358.         Object.defineProperties( owner, descriptor );
  3359.  
  3360.       // Support: Android < 4
  3361.       // Fallback to a less secure definition
  3362.       } catch ( e ) {
  3363.         descriptor[ this.expando ] = unlock;
  3364.         jQuery.extend( owner, descriptor );
  3365.       }
  3366.     }
  3367.  
  3368.     // Ensure the cache object
  3369.     if ( !this.cache[ unlock ] ) {
  3370.       this.cache[ unlock ] = {};
  3371.     }
  3372.  
  3373.     return unlock;
  3374.   },
  3375.   set: function( owner, data, value ) {
  3376.     var prop,
  3377.       // There may be an unlock assigned to this node,
  3378.       // if there is no entry for this "owner", create one inline
  3379.       // and set the unlock as though an owner entry had always existed
  3380.       unlock = this.key( owner ),
  3381.       cache = this.cache[ unlock ];
  3382.  
  3383.     // Handle: [ owner, key, value ] args
  3384.     if ( typeof data === "string" ) {
  3385.       cache[ data ] = value;
  3386.  
  3387.     // Handle: [ owner, { properties } ] args
  3388.     } else {
  3389.       // Fresh assignments by object are shallow copied
  3390.       if ( jQuery.isEmptyObject( cache ) ) {
  3391.         jQuery.extend( this.cache[ unlock ], data );
  3392.       // Otherwise, copy the properties one-by-one to the cache object
  3393.       } else {
  3394.         for ( prop in data ) {
  3395.           cache[ prop ] = data[ prop ];
  3396.         }
  3397.       }
  3398.     }
  3399.     return cache;
  3400.   },
  3401.   get: function( owner, key ) {
  3402.     // Either a valid cache is found, or will be created.
  3403.     // New caches will be created and the unlock returned,
  3404.     // allowing direct access to the newly created
  3405.     // empty data object. A valid owner object must be provided.
  3406.     var cache = this.cache[ this.key( owner ) ];
  3407.  
  3408.     return key === undefined ?
  3409.       cache : cache[ key ];
  3410.   },
  3411.   access: function( owner, key, value ) {
  3412.     var stored;
  3413.     // In cases where either:
  3414.     //
  3415.     //   1. No key was specified
  3416.     //   2. A string key was specified, but no value provided
  3417.     //
  3418.     // Take the "read" path and allow the get method to determine
  3419.     // which value to return, respectively either:
  3420.     //
  3421.     //   1. The entire cache object
  3422.     //   2. The data stored at the key
  3423.     //
  3424.     if ( key === undefined ||
  3425.         ((key && typeof key === "string") && value === undefined) ) {
  3426.  
  3427.       stored = this.get( owner, key );
  3428.  
  3429.       return stored !== undefined ?
  3430.         stored : this.get( owner, jQuery.camelCase(key) );
  3431.     }
  3432.  
  3433.     // [*]When the key is not a string, or both a key and value
  3434.     // are specified, set or extend (existing objects) with either:
  3435.     //
  3436.     //   1. An object of properties
  3437.     //   2. A key and value
  3438.     //
  3439.     this.set( owner, key, value );
  3440.  
  3441.     // Since the "set" path can have two possible entry points
  3442.     // return the expected data based on which path was taken[*]
  3443.     return value !== undefined ? value : key;
  3444.   },
  3445.   remove: function( owner, key ) {
  3446.     var i, name, camel,
  3447.       unlock = this.key( owner ),
  3448.       cache = this.cache[ unlock ];
  3449.  
  3450.     if ( key === undefined ) {
  3451.       this.cache[ unlock ] = {};
  3452.  
  3453.     } else {
  3454.       // Support array or space separated string of keys
  3455.       if ( jQuery.isArray( key ) ) {
  3456.         // If "name" is an array of keys...
  3457.         // When data is initially created, via ("key", "val") signature,
  3458.         // keys will be converted to camelCase.
  3459.         // Since there is no way to tell _how_ a key was added, remove
  3460.         // both plain key and camelCase key. #12786
  3461.         // This will only penalize the array argument path.
  3462.         name = key.concat( key.map( jQuery.camelCase ) );
  3463.       } else {
  3464.         camel = jQuery.camelCase( key );
  3465.         // Try the string as a key before any manipulation
  3466.         if ( key in cache ) {
  3467.           name = [ key, camel ];
  3468.         } else {
  3469.           // If a key with the spaces exists, use it.
  3470.           // Otherwise, create an array by matching non-whitespace
  3471.           name = camel;
  3472.           name = name in cache ?
  3473.             [ name ] : ( name.match( core_rnotwhite ) || [] );
  3474.         }
  3475.       }
  3476.  
  3477.       i = name.length;
  3478.       while ( i-- ) {
  3479.         delete cache[ name[ i ] ];
  3480.       }
  3481.     }
  3482.   },
  3483.   hasData: function( owner ) {
  3484.     return !jQuery.isEmptyObject(
  3485.       this.cache[ owner[ this.expando ] ] || {}
  3486.     );
  3487.   },
  3488.   discard: function( owner ) {
  3489.     if ( owner[ this.expando ] ) {
  3490.       delete this.cache[ owner[ this.expando ] ];
  3491.     }
  3492.   }
  3493. };
  3494.  
  3495. // These may be used throughout the jQuery core codebase
  3496. data_user = new Data();
  3497. data_priv = new Data();
  3498.  
  3499.  
  3500. jQuery.extend({
  3501.   acceptData: Data.accepts,
  3502.  
  3503.   hasData: function( elem ) {
  3504.     return data_user.hasData( elem ) || data_priv.hasData( elem );
  3505.   },
  3506.  
  3507.   data: function( elem, name, data ) {
  3508.     return data_user.access( elem, name, data );
  3509.   },
  3510.  
  3511.   removeData: function( elem, name ) {
  3512.     data_user.remove( elem, name );
  3513.   },
  3514.  
  3515.   // TODO: Now that all calls to _data and _removeData have been replaced
  3516.   // with direct calls to data_priv methods, these can be deprecated.
  3517.   _data: function( elem, name, data ) {
  3518.     return data_priv.access( elem, name, data );
  3519.   },
  3520.  
  3521.   _removeData: function( elem, name ) {
  3522.     data_priv.remove( elem, name );
  3523.   }
  3524. });
  3525.  
  3526. jQuery.fn.extend({
  3527.   data: function( key, value ) {
  3528.     var attrs, name,
  3529.       elem = this[ 0 ],
  3530.       i = 0,
  3531.       data = null;
  3532.  
  3533.     // Gets all values
  3534.     if ( key === undefined ) {
  3535.       if ( this.length ) {
  3536.         data = data_user.get( elem );
  3537.  
  3538.         if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) {
  3539.           attrs = elem.attributes;
  3540.           for ( ; i < attrs.length; i++ ) {
  3541.             name = attrs[ i ].name;
  3542.  
  3543.             if ( name.indexOf( "data-" ) === 0 ) {
  3544.               name = jQuery.camelCase( name.slice(5) );
  3545.               dataAttr( elem, name, data[ name ] );
  3546.             }
  3547.           }
  3548.           data_priv.set( elem, "hasDataAttrs", true );
  3549.         }
  3550.       }
  3551.  
  3552.       return data;
  3553.     }
  3554.  
  3555.     // Sets multiple values
  3556.     if ( typeof key === "object" ) {
  3557.       return this.each(function() {
  3558.         data_user.set( this, key );
  3559.       });
  3560.     }
  3561.  
  3562.     return jQuery.access( this, function( value ) {
  3563.       var data,
  3564.         camelKey = jQuery.camelCase( key );
  3565.  
  3566.       // The calling jQuery object (element matches) is not empty
  3567.       // (and therefore has an element appears at this[ 0 ]) and the
  3568.       // `value` parameter was not undefined. An empty jQuery object
  3569.       // will result in `undefined` for elem = this[ 0 ] which will
  3570.       // throw an exception if an attempt to read a data cache is made.
  3571.       if ( elem && value === undefined ) {
  3572.         // Attempt to get data from the cache
  3573.         // with the key as-is
  3574.         data = data_user.get( elem, key );
  3575.         if ( data !== undefined ) {
  3576.           return data;
  3577.         }
  3578.  
  3579.         // Attempt to get data from the cache
  3580.         // with the key camelized
  3581.         data = data_user.get( elem, camelKey );
  3582.         if ( data !== undefined ) {
  3583.           return data;
  3584.         }
  3585.  
  3586.         // Attempt to "discover" the data in
  3587.         // HTML5 custom data-* attrs
  3588.         data = dataAttr( elem, camelKey, undefined );
  3589.         if ( data !== undefined ) {
  3590.           return data;
  3591.         }
  3592.  
  3593.         // We tried really hard, but the data doesn't exist.
  3594.         return;
  3595.       }
  3596.  
  3597.       // Set the data...
  3598.       this.each(function() {
  3599.         // First, attempt to store a copy or reference of any
  3600.         // data that might've been store with a camelCased key.
  3601.         var data = data_user.get( this, camelKey );
  3602.  
  3603.         // For HTML5 data-* attribute interop, we have to
  3604.         // store property names with dashes in a camelCase form.
  3605.         // This might not apply to all properties...*
  3606.         data_user.set( this, camelKey, value );
  3607.  
  3608.         // *... In the case of properties that might _actually_
  3609.         // have dashes, we need to also store a copy of that
  3610.         // unchanged property.
  3611.         if ( key.indexOf("-") !== -1 && data !== undefined ) {
  3612.           data_user.set( this, key, value );
  3613.         }
  3614.       });
  3615.     }, null, value, arguments.length > 1, null, true );
  3616.   },
  3617.  
  3618.   removeData: function( key ) {
  3619.     return this.each(function() {
  3620.       data_user.remove( this, key );
  3621.     });
  3622.   }
  3623. });
  3624.  
  3625. function dataAttr( elem, key, data ) {
  3626.   var name;
  3627.  
  3628.   // If nothing was found internally, try to fetch any
  3629.   // data from the HTML5 data-* attribute
  3630.   if ( data === undefined && elem.nodeType === 1 ) {
  3631.     name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
  3632.     data = elem.getAttribute( name );
  3633.  
  3634.     if ( typeof data === "string" ) {
  3635.       try {
  3636.         data = data === "true" ? true :
  3637.           data === "false" ? false :
  3638.           data === "null" ? null :
  3639.           // Only convert to a number if it doesn't change the string
  3640.           +data + "" === data ? +data :
  3641.           rbrace.test( data ) ? JSON.parse( data ) :
  3642.           data;
  3643.       } catch( e ) {}
  3644.  
  3645.       // Make sure we set the data so it isn't changed later
  3646.       data_user.set( elem, key, data );
  3647.     } else {
  3648.       data = undefined;
  3649.     }
  3650.   }
  3651.   return data;
  3652. }
  3653. jQuery.extend({
  3654.   queue: function( elem, type, data ) {
  3655.     var queue;
  3656.  
  3657.     if ( elem ) {
  3658.       type = ( type || "fx" ) + "queue";
  3659.       queue = data_priv.get( elem, type );
  3660.  
  3661.       // Speed up dequeue by getting out quickly if this is just a lookup
  3662.       if ( data ) {
  3663.         if ( !queue || jQuery.isArray( data ) ) {
  3664.           queue = data_priv.access( elem, type, jQuery.makeArray(data) );
  3665.         } else {
  3666.           queue.push( data );
  3667.         }
  3668.       }
  3669.       return queue || [];
  3670.     }
  3671.   },
  3672.  
  3673.   dequeue: function( elem, type ) {
  3674.     type = type || "fx";
  3675.  
  3676.     var queue = jQuery.queue( elem, type ),
  3677.       startLength = queue.length,
  3678.       fn = queue.shift(),
  3679.       hooks = jQuery._queueHooks( elem, type ),
  3680.       next = function() {
  3681.         jQuery.dequeue( elem, type );
  3682.       };
  3683.  
  3684.     // If the fx queue is dequeued, always remove the progress sentinel
  3685.     if ( fn === "inprogress" ) {
  3686.       fn = queue.shift();
  3687.       startLength--;
  3688.     }
  3689.  
  3690.     if ( fn ) {
  3691.  
  3692.       // Add a progress sentinel to prevent the fx queue from being
  3693.       // automatically dequeued
  3694.       if ( type === "fx" ) {
  3695.         queue.unshift( "inprogress" );
  3696.       }
  3697.  
  3698.       // clear up the last queue stop function
  3699.       delete hooks.stop;
  3700.       fn.call( elem, next, hooks );
  3701.     }
  3702.  
  3703.     if ( !startLength && hooks ) {
  3704.       hooks.empty.fire();
  3705.     }
  3706.   },
  3707.  
  3708.   // not intended for public consumption - generates a queueHooks object, or returns the current one
  3709.   _queueHooks: function( elem, type ) {
  3710.     var key = type + "queueHooks";
  3711.     return data_priv.get( elem, key ) || data_priv.access( elem, key, {
  3712.       empty: jQuery.Callbacks("once memory").add(function() {
  3713.         data_priv.remove( elem, [ type + "queue", key ] );
  3714.       })
  3715.     });
  3716.   }
  3717. });
  3718.  
  3719. jQuery.fn.extend({
  3720.   queue: function( type, data ) {
  3721.     var setter = 2;
  3722.  
  3723.     if ( typeof type !== "string" ) {
  3724.       data = type;
  3725.       type = "fx";
  3726.       setter--;
  3727.     }
  3728.  
  3729.     if ( arguments.length < setter ) {
  3730.       return jQuery.queue( this[0], type );
  3731.     }
  3732.  
  3733.     return data === undefined ?
  3734.       this :
  3735.       this.each(function() {
  3736.         var queue = jQuery.queue( this, type, data );
  3737.  
  3738.         // ensure a hooks for this queue
  3739.         jQuery._queueHooks( this, type );
  3740.  
  3741.         if ( type === "fx" && queue[0] !== "inprogress" ) {
  3742.           jQuery.dequeue( this, type );
  3743.         }
  3744.       });
  3745.   },
  3746.   dequeue: function( type ) {
  3747.     return this.each(function() {
  3748.       jQuery.dequeue( this, type );
  3749.     });
  3750.   },
  3751.   // Based off of the plugin by Clint Helfers, with permission.
  3752.   // http://blindsignals.com/index.php/2009/07/jquery-delay/
  3753.   delay: function( time, type ) {
  3754.     time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
  3755.     type = type || "fx";
  3756.  
  3757.     return this.queue( type, function( next, hooks ) {
  3758.       var timeout = setTimeout( next, time );
  3759.       hooks.stop = function() {
  3760.         clearTimeout( timeout );
  3761.       };
  3762.     });
  3763.   },
  3764.   clearQueue: function( type ) {
  3765.     return this.queue( type || "fx", [] );
  3766.   },
  3767.   // Get a promise resolved when queues of a certain type
  3768.   // are emptied (fx is the type by default)
  3769.   promise: function( type, obj ) {
  3770.     var tmp,
  3771.       count = 1,
  3772.       defer = jQuery.Deferred(),
  3773.       elements = this,
  3774.       i = this.length,
  3775.       resolve = function() {
  3776.         if ( !( --count ) ) {
  3777.           defer.resolveWith( elements, [ elements ] );
  3778.         }
  3779.       };
  3780.  
  3781.     if ( typeof type !== "string" ) {
  3782.       obj = type;
  3783.       type = undefined;
  3784.     }
  3785.     type = type || "fx";
  3786.  
  3787.     while( i-- ) {
  3788.       tmp = data_priv.get( elements[ i ], type + "queueHooks" );
  3789.       if ( tmp && tmp.empty ) {
  3790.         count++;
  3791.         tmp.empty.add( resolve );
  3792.       }
  3793.     }
  3794.     resolve();
  3795.     return defer.promise( obj );
  3796.   }
  3797. });
  3798. var nodeHook, boolHook,
  3799.   rclass = /[\t\r\n\f]/g,
  3800.   rreturn = /\r/g,
  3801.   rfocusable = /^(?:input|select|textarea|button)$/i;
  3802.  
  3803. jQuery.fn.extend({
  3804.   attr: function( name, value ) {
  3805.     return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );
  3806.   },
  3807.  
  3808.   removeAttr: function( name ) {
  3809.     return this.each(function() {
  3810.       jQuery.removeAttr( this, name );
  3811.     });
  3812.   },
  3813.  
  3814.   prop: function( name, value ) {
  3815.     return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );
  3816.   },
  3817.  
  3818.   removeProp: function( name ) {
  3819.     return this.each(function() {
  3820.       delete this[ jQuery.propFix[ name ] || name ];
  3821.     });
  3822.   },
  3823.  
  3824.   addClass: function( value ) {
  3825.     var classes, elem, cur, clazz, j,
  3826.       i = 0,
  3827.       len = this.length,
  3828.       proceed = typeof value === "string" && value;
  3829.  
  3830.     if ( jQuery.isFunction( value ) ) {
  3831.       return this.each(function( j ) {
  3832.         jQuery( this ).addClass( value.call( this, j, this.className ) );
  3833.       });
  3834.     }
  3835.  
  3836.     if ( proceed ) {
  3837.       // The disjunction here is for better compressibility (see removeClass)
  3838.       classes = ( value || "" ).match( core_rnotwhite ) || [];
  3839.  
  3840.       for ( ; i < len; i++ ) {
  3841.         elem = this[ i ];
  3842.         cur = elem.nodeType === 1 && ( elem.className ?
  3843.           ( " " + elem.className + " " ).replace( rclass, " " ) :
  3844.           " "
  3845.         );
  3846.  
  3847.         if ( cur ) {
  3848.           j = 0;
  3849.           while ( (clazz = classes[j++]) ) {
  3850.             if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
  3851.               cur += clazz + " ";
  3852.             }
  3853.           }
  3854.           elem.className = jQuery.trim( cur );
  3855.  
  3856.         }
  3857.       }
  3858.     }
  3859.  
  3860.     return this;
  3861.   },
  3862.  
  3863.   removeClass: function( value ) {
  3864.     var classes, elem, cur, clazz, j,
  3865.       i = 0,
  3866.       len = this.length,
  3867.       proceed = arguments.length === 0 || typeof value === "string" && value;
  3868.  
  3869.     if ( jQuery.isFunction( value ) ) {
  3870.       return this.each(function( j ) {
  3871.         jQuery( this ).removeClass( value.call( this, j, this.className ) );
  3872.       });
  3873.     }
  3874.     if ( proceed ) {
  3875.       classes = ( value || "" ).match( core_rnotwhite ) || [];
  3876.  
  3877.       for ( ; i < len; i++ ) {
  3878.         elem = this[ i ];
  3879.         // This expression is here for better compressibility (see addClass)
  3880.         cur = elem.nodeType === 1 && ( elem.className ?
  3881.           ( " " + elem.className + " " ).replace( rclass, " " ) :
  3882.           ""
  3883.         );
  3884.  
  3885.         if ( cur ) {
  3886.           j = 0;
  3887.           while ( (clazz = classes[j++]) ) {
  3888.             // Remove *all* instances
  3889.             while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
  3890.               cur = cur.replace( " " + clazz + " ", " " );
  3891.             }
  3892.           }
  3893.           elem.className = value ? jQuery.trim( cur ) : "";
  3894.         }
  3895.       }
  3896.     }
  3897.  
  3898.     return this;
  3899.   },
  3900.  
  3901.   toggleClass: function( value, stateVal ) {
  3902.     var type = typeof value;
  3903.  
  3904.     if ( typeof stateVal === "boolean" && type === "string" ) {
  3905.       return stateVal ? this.addClass( value ) : this.removeClass( value );
  3906.     }
  3907.  
  3908.     if ( jQuery.isFunction( value ) ) {
  3909.       return this.each(function( i ) {
  3910.         jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
  3911.       });
  3912.     }
  3913.  
  3914.     return this.each(function() {
  3915.       if ( type === "string" ) {
  3916.         // toggle individual class names
  3917.         var className,
  3918.           i = 0,
  3919.           self = jQuery( this ),
  3920.           classNames = value.match( core_rnotwhite ) || [];
  3921.  
  3922.         while ( (className = classNames[ i++ ]) ) {
  3923.           // check each className given, space separated list
  3924.           if ( self.hasClass( className ) ) {
  3925.             self.removeClass( className );
  3926.           } else {
  3927.             self.addClass( className );
  3928.           }
  3929.         }
  3930.  
  3931.       // Toggle whole class name
  3932.       } else if ( type === core_strundefined || type === "boolean" ) {
  3933.         if ( this.className ) {
  3934.           // store className if set
  3935.           data_priv.set( this, "__className__", this.className );
  3936.         }
  3937.  
  3938.         // If the element has a class name or if we're passed "false",
  3939.         // then remove the whole classname (if there was one, the above saved it).
  3940.         // Otherwise bring back whatever was previously saved (if anything),
  3941.         // falling back to the empty string if nothing was stored.
  3942.         this.className = this.className || value === false ? "" : data_priv.get( this, "__className__" ) || "";
  3943.       }
  3944.     });
  3945.   },
  3946.  
  3947.   hasClass: function( selector ) {
  3948.     var className = " " + selector + " ",
  3949.       i = 0,
  3950.       l = this.length;
  3951.     for ( ; i < l; i++ ) {
  3952.       if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
  3953.         return true;
  3954.       }
  3955.     }
  3956.  
  3957.     return false;
  3958.   },
  3959.  
  3960.   val: function( value ) {
  3961.     var hooks, ret, isFunction,
  3962.       elem = this[0];
  3963.  
  3964.     if ( !arguments.length ) {
  3965.       if ( elem ) {
  3966.         hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];
  3967.  
  3968.         if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
  3969.           return ret;
  3970.         }
  3971.  
  3972.         ret = elem.value;
  3973.  
  3974.         return typeof ret === "string" ?
  3975.           // handle most common string cases
  3976.           ret.replace(rreturn, "") :
  3977.           // handle cases where value is null/undef or number
  3978.           ret == null ? "" : ret;
  3979.       }
  3980.  
  3981.       return;
  3982.     }
  3983.  
  3984.     isFunction = jQuery.isFunction( value );
  3985.  
  3986.     return this.each(function( i ) {
  3987.       var val;
  3988.  
  3989.       if ( this.nodeType !== 1 ) {
  3990.         return;
  3991.       }
  3992.  
  3993.       if ( isFunction ) {
  3994.         val = value.call( this, i, jQuery( this ).val() );
  3995.       } else {
  3996.         val = value;
  3997.       }
  3998.  
  3999.       // Treat null/undefined as ""; convert numbers to string
  4000.       if ( val == null ) {
  4001.         val = "";
  4002.       } else if ( typeof val === "number" ) {
  4003.         val += "";
  4004.       } else if ( jQuery.isArray( val ) ) {
  4005.         val = jQuery.map(val, function ( value ) {
  4006.           return value == null ? "" : value + "";
  4007.         });
  4008.       }
  4009.  
  4010.       hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
  4011.  
  4012.       // If set returns undefined, fall back to normal setting
  4013.       if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
  4014.         this.value = val;
  4015.       }
  4016.     });
  4017.   }
  4018. });
  4019.  
  4020. jQuery.extend({
  4021.   valHooks: {
  4022.     option: {
  4023.       get: function( elem ) {
  4024.         // attributes.value is undefined in Blackberry 4.7 but
  4025.         // uses .value. See #6932
  4026.         var val = elem.attributes.value;
  4027.         return !val || val.specified ? elem.value : elem.text;
  4028.       }
  4029.     },
  4030.     select: {
  4031.       get: function( elem ) {
  4032.         var value, option,
  4033.           options = elem.options,
  4034.           index = elem.selectedIndex,
  4035.           one = elem.type === "select-one" || index < 0,
  4036.           values = one ? null : [],
  4037.           max = one ? index + 1 : options.length,
  4038.           i = index < 0 ?
  4039.             max :
  4040.             one ? index : 0;
  4041.  
  4042.         // Loop through all the selected options
  4043.         for ( ; i < max; i++ ) {
  4044.           option = options[ i ];
  4045.  
  4046.           // IE6-9 doesn't update selected after form reset (#2551)
  4047.           if ( ( option.selected || i === index ) &&
  4048.               // Don't return options that are disabled or in a disabled optgroup
  4049.               ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
  4050.               ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
  4051.  
  4052.             // Get the specific value for the option
  4053.             value = jQuery( option ).val();
  4054.  
  4055.             // We don't need an array for one selects
  4056.             if ( one ) {
  4057.               return value;
  4058.             }
  4059.  
  4060.             // Multi-Selects return an array
  4061.             values.push( value );
  4062.           }
  4063.         }
  4064.  
  4065.         return values;
  4066.       },
  4067.  
  4068.       set: function( elem, value ) {
  4069.         var optionSet, option,
  4070.           options = elem.options,
  4071.           values = jQuery.makeArray( value ),
  4072.           i = options.length;
  4073.  
  4074.         while ( i-- ) {
  4075.           option = options[ i ];
  4076.           if ( (option.selected = jQuery.inArray( jQuery(option).val(), values ) >= 0) ) {
  4077.             optionSet = true;
  4078.           }
  4079.         }
  4080.  
  4081.         // force browsers to behave consistently when non-matching value is set
  4082.         if ( !optionSet ) {
  4083.           elem.selectedIndex = -1;
  4084.         }
  4085.         return values;
  4086.       }
  4087.     }
  4088.   },
  4089.  
  4090.   attr: function( elem, name, value ) {
  4091.     var hooks, ret,
  4092.       nType = elem.nodeType;
  4093.  
  4094.     // don't get/set attributes on text, comment and attribute nodes
  4095.     if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
  4096.       return;
  4097.     }
  4098.  
  4099.     // Fallback to prop when attributes are not supported
  4100.     if ( typeof elem.getAttribute === core_strundefined ) {
  4101.       return jQuery.prop( elem, name, value );
  4102.     }
  4103.  
  4104.     // All attributes are lowercase
  4105.     // Grab necessary hook if one is defined
  4106.     if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
  4107.       name = name.toLowerCase();
  4108.       hooks = jQuery.attrHooks[ name ] ||
  4109.         ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook );
  4110.     }
  4111.  
  4112.     if ( value !== undefined ) {
  4113.  
  4114.       if ( value === null ) {
  4115.         jQuery.removeAttr( elem, name );
  4116.  
  4117.       } else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
  4118.         return ret;
  4119.  
  4120.       } else {
  4121.         elem.setAttribute( name, value + "" );
  4122.         return value;
  4123.       }
  4124.  
  4125.     } else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
  4126.       return ret;
  4127.  
  4128.     } else {
  4129.       ret = jQuery.find.attr( elem, name );
  4130.  
  4131.       // Non-existent attributes return null, we normalize to undefined
  4132.       return ret == null ?
  4133.         undefined :
  4134.         ret;
  4135.     }
  4136.   },
  4137.  
  4138.   removeAttr: function( elem, value ) {
  4139.     var name, propName,
  4140.       i = 0,
  4141.       attrNames = value && value.match( core_rnotwhite );
  4142.  
  4143.     if ( attrNames && elem.nodeType === 1 ) {
  4144.       while ( (name = attrNames[i++]) ) {
  4145.         propName = jQuery.propFix[ name ] || name;
  4146.  
  4147.         // Boolean attributes get special treatment (#10870)
  4148.         if ( jQuery.expr.match.bool.test( name ) ) {
  4149.           // Set corresponding property to false
  4150.           elem[ propName ] = false;
  4151.         }
  4152.  
  4153.         elem.removeAttribute( name );
  4154.       }
  4155.     }
  4156.   },
  4157.  
  4158.   attrHooks: {
  4159.     type: {
  4160.       set: function( elem, value ) {
  4161.         if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
  4162.           // Setting the type on a radio button after the value resets the value in IE6-9
  4163.           // Reset value to default in case type is set after value during creation
  4164.           var val = elem.value;
  4165.           elem.setAttribute( "type", value );
  4166.           if ( val ) {
  4167.             elem.value = val;
  4168.           }
  4169.           return value;
  4170.         }
  4171.       }
  4172.     }
  4173.   },
  4174.  
  4175.   propFix: {
  4176.     "for": "htmlFor",
  4177.     "class": "className"
  4178.   },
  4179.  
  4180.   prop: function( elem, name, value ) {
  4181.     var ret, hooks, notxml,
  4182.       nType = elem.nodeType;
  4183.  
  4184.     // don't get/set properties on text, comment and attribute nodes
  4185.     if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
  4186.       return;
  4187.     }
  4188.  
  4189.     notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
  4190.  
  4191.     if ( notxml ) {
  4192.       // Fix name and attach hooks
  4193.       name = jQuery.propFix[ name ] || name;
  4194.       hooks = jQuery.propHooks[ name ];
  4195.     }
  4196.  
  4197.     if ( value !== undefined ) {
  4198.       return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ?
  4199.         ret :
  4200.         ( elem[ name ] = value );
  4201.  
  4202.     } else {
  4203.       return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ?
  4204.         ret :
  4205.         elem[ name ];
  4206.     }
  4207.   },
  4208.  
  4209.   propHooks: {
  4210.     tabIndex: {
  4211.       get: function( elem ) {
  4212.         return elem.hasAttribute( "tabindex" ) || rfocusable.test( elem.nodeName ) || elem.href ?
  4213.           elem.tabIndex :
  4214.           -1;
  4215.       }
  4216.     }
  4217.   }
  4218. });
  4219.  
  4220. // Hooks for boolean attributes
  4221. boolHook = {
  4222.   set: function( elem, value, name ) {
  4223.     if ( value === false ) {
  4224.       // Remove boolean attributes when set to false
  4225.       jQuery.removeAttr( elem, name );
  4226.     } else {
  4227.       elem.setAttribute( name, name );
  4228.     }
  4229.     return name;
  4230.   }
  4231. };
  4232. jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
  4233.   var getter = jQuery.expr.attrHandle[ name ] || jQuery.find.attr;
  4234.  
  4235.   jQuery.expr.attrHandle[ name ] = function( elem, name, isXML ) {
  4236.     var fn = jQuery.expr.attrHandle[ name ],
  4237.       ret = isXML ?
  4238.         undefined :
  4239.         /* jshint eqeqeq: false */
  4240.         // Temporarily disable this handler to check existence
  4241.         (jQuery.expr.attrHandle[ name ] = undefined) !=
  4242.           getter( elem, name, isXML ) ?
  4243.  
  4244.           name.toLowerCase() :
  4245.           null;
  4246.  
  4247.     // Restore handler
  4248.     jQuery.expr.attrHandle[ name ] = fn;
  4249.  
  4250.     return ret;
  4251.   };
  4252. });
  4253.  
  4254. // Support: IE9+
  4255. // Selectedness for an option in an optgroup can be inaccurate
  4256. if ( !jQuery.support.optSelected ) {
  4257.   jQuery.propHooks.selected = {
  4258.     get: function( elem ) {
  4259.       var parent = elem.parentNode;
  4260.       if ( parent && parent.parentNode ) {
  4261.         parent.parentNode.selectedIndex;
  4262.       }
  4263.       return null;
  4264.     }
  4265.   };
  4266. }
  4267.  
  4268. jQuery.each([
  4269.   "tabIndex",
  4270.   "readOnly",
  4271.   "maxLength",
  4272.   "cellSpacing",
  4273.   "cellPadding",
  4274.   "rowSpan",
  4275.   "colSpan",
  4276.   "useMap",
  4277.   "frameBorder",
  4278.   "contentEditable"
  4279. ], function() {
  4280.   jQuery.propFix[ this.toLowerCase() ] = this;
  4281. });
  4282.  
  4283. // Radios and checkboxes getter/setter
  4284. jQuery.each([ "radio", "checkbox" ], function() {
  4285.   jQuery.valHooks[ this ] = {
  4286.     set: function( elem, value ) {
  4287.       if ( jQuery.isArray( value ) ) {
  4288.         return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
  4289.       }
  4290.     }
  4291.   };
  4292.   if ( !jQuery.support.checkOn ) {
  4293.     jQuery.valHooks[ this ].get = function( elem ) {
  4294.       // Support: Webkit
  4295.       // "" is returned instead of "on" if a value isn't specified
  4296.       return elem.getAttribute("value") === null ? "on" : elem.value;
  4297.     };
  4298.   }
  4299. });
  4300. var rkeyEvent = /^key/,
  4301.   rmouseEvent = /^(?:mouse|contextmenu)|click/,
  4302.   rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
  4303.   rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
  4304.  
  4305. function returnTrue() {
  4306.   return true;
  4307. }
  4308.  
  4309. function returnFalse() {
  4310.   return false;
  4311. }
  4312.  
  4313. function safeActiveElement() {
  4314.   try {
  4315.     return document.activeElement;
  4316.   } catch ( err ) { }
  4317. }
  4318.  
  4319. /*
  4320.  * Helper functions for managing events -- not part of the public interface.
  4321.  * Props to Dean Edwards' addEvent library for many of the ideas.
  4322.  */
  4323. jQuery.event = {
  4324.  
  4325.   global: {},
  4326.  
  4327.   add: function( elem, types, handler, data, selector ) {
  4328.  
  4329.     var handleObjIn, eventHandle, tmp,
  4330.       events, t, handleObj,
  4331.       special, handlers, type, namespaces, origType,
  4332.       elemData = data_priv.get( elem );
  4333.  
  4334.     // Don't attach events to noData or text/comment nodes (but allow plain objects)
  4335.     if ( !elemData ) {
  4336.       return;
  4337.     }
  4338.  
  4339.     // Caller can pass in an object of custom data in lieu of the handler
  4340.     if ( handler.handler ) {
  4341.       handleObjIn = handler;
  4342.       handler = handleObjIn.handler;
  4343.       selector = handleObjIn.selector;
  4344.     }
  4345.  
  4346.     // Make sure that the handler has a unique ID, used to find/remove it later
  4347.     if ( !handler.guid ) {
  4348.       handler.guid = jQuery.guid++;
  4349.     }
  4350.  
  4351.     // Init the element's event structure and main handler, if this is the first
  4352.     if ( !(events = elemData.events) ) {
  4353.       events = elemData.events = {};
  4354.     }
  4355.     if ( !(eventHandle = elemData.handle) ) {
  4356.       eventHandle = elemData.handle = function( e ) {
  4357.         // Discard the second event of a jQuery.event.trigger() and
  4358.         // when an event is called after a page has unloaded
  4359.         return typeof jQuery !== core_strundefined && (!e || jQuery.event.triggered !== e.type) ?
  4360.           jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
  4361.           undefined;
  4362.       };
  4363.       // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
  4364.       eventHandle.elem = elem;
  4365.     }
  4366.  
  4367.     // Handle multiple events separated by a space
  4368.     types = ( types || "" ).match( core_rnotwhite ) || [""];
  4369.     t = types.length;
  4370.     while ( t-- ) {
  4371.       tmp = rtypenamespace.exec( types[t] ) || [];
  4372.       type = origType = tmp[1];
  4373.       namespaces = ( tmp[2] || "" ).split( "." ).sort();
  4374.  
  4375.       // There *must* be a type, no attaching namespace-only handlers
  4376.       if ( !type ) {
  4377.         continue;
  4378.       }
  4379.  
  4380.       // If event changes its type, use the special event handlers for the changed type
  4381.       special = jQuery.event.special[ type ] || {};
  4382.  
  4383.       // If selector defined, determine special event api type, otherwise given type
  4384.       type = ( selector ? special.delegateType : special.bindType ) || type;
  4385.  
  4386.       // Update special based on newly reset type
  4387.       special = jQuery.event.special[ type ] || {};
  4388.  
  4389.       // handleObj is passed to all event handlers
  4390.       handleObj = jQuery.extend({
  4391.         type: type,
  4392.         origType: origType,
  4393.         data: data,
  4394.         handler: handler,
  4395.         guid: handler.guid,
  4396.         selector: selector,
  4397.         needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
  4398.         namespace: namespaces.join(".")
  4399.       }, handleObjIn );
  4400.  
  4401.       // Init the event handler queue if we're the first
  4402.       if ( !(handlers = events[ type ]) ) {
  4403.         handlers = events[ type ] = [];
  4404.         handlers.delegateCount = 0;
  4405.  
  4406.         // Only use addEventListener if the special events handler returns false
  4407.         if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
  4408.           if ( elem.addEventListener ) {
  4409.             elem.addEventListener( type, eventHandle, false );
  4410.           }
  4411.         }
  4412.       }
  4413.  
  4414.       if ( special.add ) {
  4415.         special.add.call( elem, handleObj );
  4416.  
  4417.         if ( !handleObj.handler.guid ) {
  4418.           handleObj.handler.guid = handler.guid;
  4419.         }
  4420.       }
  4421.  
  4422.       // Add to the element's handler list, delegates in front
  4423.       if ( selector ) {
  4424.         handlers.splice( handlers.delegateCount++, 0, handleObj );
  4425.       } else {
  4426.         handlers.push( handleObj );
  4427.       }
  4428.  
  4429.       // Keep track of which events have ever been used, for event optimization
  4430.       jQuery.event.global[ type ] = true;
  4431.     }
  4432.  
  4433.     // Nullify elem to prevent memory leaks in IE
  4434.     elem = null;
  4435.   },
  4436.  
  4437.   // Detach an event or set of events from an element
  4438.   remove: function( elem, types, handler, selector, mappedTypes ) {
  4439.  
  4440.     var j, origCount, tmp,
  4441.       events, t, handleObj,
  4442.       special, handlers, type, namespaces, origType,
  4443.       elemData = data_priv.hasData( elem ) && data_priv.get( elem );
  4444.  
  4445.     if ( !elemData || !(events = elemData.events) ) {
  4446.       return;
  4447.     }
  4448.  
  4449.     // Once for each type.namespace in types; type may be omitted
  4450.     types = ( types || "" ).match( core_rnotwhite ) || [""];
  4451.     t = types.length;
  4452.     while ( t-- ) {
  4453.       tmp = rtypenamespace.exec( types[t] ) || [];
  4454.       type = origType = tmp[1];
  4455.       namespaces = ( tmp[2] || "" ).split( "." ).sort();
  4456.  
  4457.       // Unbind all events (on this namespace, if provided) for the element
  4458.       if ( !type ) {
  4459.         for ( type in events ) {
  4460.           jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
  4461.         }
  4462.         continue;
  4463.       }
  4464.  
  4465.       special = jQuery.event.special[ type ] || {};
  4466.       type = ( selector ? special.delegateType : special.bindType ) || type;
  4467.       handlers = events[ type ] || [];
  4468.       tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );
  4469.  
  4470.       // Remove matching events
  4471.       origCount = j = handlers.length;
  4472.       while ( j-- ) {
  4473.         handleObj = handlers[ j ];
  4474.  
  4475.         if ( ( mappedTypes || origType === handleObj.origType ) &&
  4476.           ( !handler || handler.guid === handleObj.guid ) &&
  4477.           ( !tmp || tmp.test( handleObj.namespace ) ) &&
  4478.           ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
  4479.           handlers.splice( j, 1 );
  4480.  
  4481.           if ( handleObj.selector ) {
  4482.             handlers.delegateCount--;
  4483.           }
  4484.           if ( special.remove ) {
  4485.             special.remove.call( elem, handleObj );
  4486.           }
  4487.         }
  4488.       }
  4489.  
  4490.       // Remove generic event handler if we removed something and no more handlers exist
  4491.       // (avoids potential for endless recursion during removal of special event handlers)
  4492.       if ( origCount && !handlers.length ) {
  4493.         if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
  4494.           jQuery.removeEvent( elem, type, elemData.handle );
  4495.         }
  4496.  
  4497.         delete events[ type ];
  4498.       }
  4499.     }
  4500.  
  4501.     // Remove the expando if it's no longer used
  4502.     if ( jQuery.isEmptyObject( events ) ) {
  4503.       delete elemData.handle;
  4504.       data_priv.remove( elem, "events" );
  4505.     }
  4506.   },
  4507.  
  4508.   trigger: function( event, data, elem, onlyHandlers ) {
  4509.  
  4510.     var i, cur, tmp, bubbleType, ontype, handle, special,
  4511.       eventPath = [ elem || document ],
  4512.       type = core_hasOwn.call( event, "type" ) ? event.type : event,
  4513.       namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];
  4514.  
  4515.     cur = tmp = elem = elem || document;
  4516.  
  4517.     // Don't do events on text and comment nodes
  4518.     if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
  4519.       return;
  4520.     }
  4521.  
  4522.     // focus/blur morphs to focusin/out; ensure we're not firing them right now
  4523.     if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
  4524.       return;
  4525.     }
  4526.  
  4527.     if ( type.indexOf(".") >= 0 ) {
  4528.       // Namespaced trigger; create a regexp to match event type in handle()
  4529.       namespaces = type.split(".");
  4530.       type = namespaces.shift();
  4531.       namespaces.sort();
  4532.     }
  4533.     ontype = type.indexOf(":") < 0 && "on" + type;
  4534.  
  4535.     // Caller can pass in a jQuery.Event object, Object, or just an event type string
  4536.     event = event[ jQuery.expando ] ?
  4537.       event :
  4538.       new jQuery.Event( type, typeof event === "object" && event );
  4539.  
  4540.     // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
  4541.     event.isTrigger = onlyHandlers ? 2 : 3;
  4542.     event.namespace = namespaces.join(".");
  4543.     event.namespace_re = event.namespace ?
  4544.       new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
  4545.       null;
  4546.  
  4547.     // Clean up the event in case it is being reused
  4548.     event.result = undefined;
  4549.     if ( !event.target ) {
  4550.       event.target = elem;
  4551.     }
  4552.  
  4553.     // Clone any incoming data and prepend the event, creating the handler arg list
  4554.     data = data == null ?
  4555.       [ event ] :
  4556.       jQuery.makeArray( data, [ event ] );
  4557.  
  4558.     // Allow special events to draw outside the lines
  4559.     special = jQuery.event.special[ type ] || {};
  4560.     if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
  4561.       return;
  4562.     }
  4563.  
  4564.     // Determine event propagation path in advance, per W3C events spec (#9951)
  4565.     // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
  4566.     if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
  4567.  
  4568.       bubbleType = special.delegateType || type;
  4569.       if ( !rfocusMorph.test( bubbleType + type ) ) {
  4570.         cur = cur.parentNode;
  4571.       }
  4572.       for ( ; cur; cur = cur.parentNode ) {
  4573.         eventPath.push( cur );
  4574.         tmp = cur;
  4575.       }
  4576.  
  4577.       // Only add window if we got to document (e.g., not plain obj or detached DOM)
  4578.       if ( tmp === (elem.ownerDocument || document) ) {
  4579.         eventPath.push( tmp.defaultView || tmp.parentWindow || window );
  4580.       }
  4581.     }
  4582.  
  4583.     // Fire handlers on the event path
  4584.     i = 0;
  4585.     while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {
  4586.  
  4587.       event.type = i > 1 ?
  4588.         bubbleType :
  4589.         special.bindType || type;
  4590.  
  4591.       // jQuery handler
  4592.       handle = ( data_priv.get( cur, "events" ) || {} )[ event.type ] && data_priv.get( cur, "handle" );
  4593.       if ( handle ) {
  4594.         handle.apply( cur, data );
  4595.       }
  4596.  
  4597.       // Native handler
  4598.       handle = ontype && cur[ ontype ];
  4599.       if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
  4600.         event.preventDefault();
  4601.       }
  4602.     }
  4603.     event.type = type;
  4604.  
  4605.     // If nobody prevented the default action, do it now
  4606.     if ( !onlyHandlers && !event.isDefaultPrevented() ) {
  4607.  
  4608.       if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) &&
  4609.         jQuery.acceptData( elem ) ) {
  4610.  
  4611.         // Call a native DOM method on the target with the same name name as the event.
  4612.         // Don't do default actions on window, that's where global variables be (#6170)
  4613.         if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) {
  4614.  
  4615.           // Don't re-trigger an onFOO event when we call its FOO() method
  4616.           tmp = elem[ ontype ];
  4617.  
  4618.           if ( tmp ) {
  4619.             elem[ ontype ] = null;
  4620.           }
  4621.  
  4622.           // Prevent re-triggering of the same event, since we already bubbled it above
  4623.           jQuery.event.triggered = type;
  4624.           elem[ type ]();
  4625.           jQuery.event.triggered = undefined;
  4626.  
  4627.           if ( tmp ) {
  4628.             elem[ ontype ] = tmp;
  4629.           }
  4630.         }
  4631.       }
  4632.     }
  4633.  
  4634.     return event.result;
  4635.   },
  4636.  
  4637.   dispatch: function( event ) {
  4638.  
  4639.     // Make a writable jQuery.Event from the native event object
  4640.     event = jQuery.event.fix( event );
  4641.  
  4642.     var i, j, ret, matched, handleObj,
  4643.       handlerQueue = [],
  4644.       args = core_slice.call( arguments ),
  4645.       handlers = ( data_priv.get( this, "events" ) || {} )[ event.type ] || [],
  4646.       special = jQuery.event.special[ event.type ] || {};
  4647.  
  4648.     // Use the fix-ed jQuery.Event rather than the (read-only) native event
  4649.     args[0] = event;
  4650.     event.delegateTarget = this;
  4651.  
  4652.     // Call the preDispatch hook for the mapped type, and let it bail if desired
  4653.     if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
  4654.       return;
  4655.     }
  4656.  
  4657.     // Determine handlers
  4658.     handlerQueue = jQuery.event.handlers.call( this, event, handlers );
  4659.  
  4660.     // Run delegates first; they may want to stop propagation beneath us
  4661.     i = 0;
  4662.     while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
  4663.       event.currentTarget = matched.elem;
  4664.  
  4665.       j = 0;
  4666.       while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {
  4667.  
  4668.         // Triggered event must either 1) have no namespace, or
  4669.         // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
  4670.         if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {
  4671.  
  4672.           event.handleObj = handleObj;
  4673.           event.data = handleObj.data;
  4674.  
  4675.           ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
  4676.               .apply( matched.elem, args );
  4677.  
  4678.           if ( ret !== undefined ) {
  4679.             if ( (event.result = ret) === false ) {
  4680.               event.preventDefault();
  4681.               event.stopPropagation();
  4682.             }
  4683.           }
  4684.         }
  4685.       }
  4686.     }
  4687.  
  4688.     // Call the postDispatch hook for the mapped type
  4689.     if ( special.postDispatch ) {
  4690.       special.postDispatch.call( this, event );
  4691.     }
  4692.  
  4693.     return event.result;
  4694.   },
  4695.  
  4696.   handlers: function( event, handlers ) {
  4697.     var i, matches, sel, handleObj,
  4698.       handlerQueue = [],
  4699.       delegateCount = handlers.delegateCount,
  4700.       cur = event.target;
  4701.  
  4702.     // Find delegate handlers
  4703.     // Black-hole SVG <use> instance trees (#13180)
  4704.     // Avoid non-left-click bubbling in Firefox (#3861)
  4705.     if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {
  4706.  
  4707.       for ( ; cur !== this; cur = cur.parentNode || this ) {
  4708.  
  4709.         // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
  4710.         if ( cur.disabled !== true || event.type !== "click" ) {
  4711.           matches = [];
  4712.           for ( i = 0; i < delegateCount; i++ ) {
  4713.             handleObj = handlers[ i ];
  4714.  
  4715.             // Don't conflict with Object.prototype properties (#13203)
  4716.             sel = handleObj.selector + " ";
  4717.  
  4718.             if ( matches[ sel ] === undefined ) {
  4719.               matches[ sel ] = handleObj.needsContext ?
  4720.                 jQuery( sel, this ).index( cur ) >= 0 :
  4721.                 jQuery.find( sel, this, null, [ cur ] ).length;
  4722.             }
  4723.             if ( matches[ sel ] ) {
  4724.               matches.push( handleObj );
  4725.             }
  4726.           }
  4727.           if ( matches.length ) {
  4728.             handlerQueue.push({ elem: cur, handlers: matches });
  4729.           }
  4730.         }
  4731.       }
  4732.     }
  4733.  
  4734.     // Add the remaining (directly-bound) handlers
  4735.     if ( delegateCount < handlers.length ) {
  4736.       handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
  4737.     }
  4738.  
  4739.     return handlerQueue;
  4740.   },
  4741.  
  4742.   // Includes some event props shared by KeyEvent and MouseEvent
  4743.   props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
  4744.  
  4745.   fixHooks: {},
  4746.  
  4747.   keyHooks: {
  4748.     props: "char charCode key keyCode".split(" "),
  4749.     filter: function( event, original ) {
  4750.  
  4751.       // Add which for key events
  4752.       if ( event.which == null ) {
  4753.         event.which = original.charCode != null ? original.charCode : original.keyCode;
  4754.       }
  4755.  
  4756.       return event;
  4757.     }
  4758.   },
  4759.  
  4760.   mouseHooks: {
  4761.     props: "button buttons clientX clientY offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
  4762.     filter: function( event, original ) {
  4763.       var eventDoc, doc, body,
  4764.         button = original.button;
  4765.  
  4766.       // Calculate pageX/Y if missing and clientX/Y available
  4767.       if ( event.pageX == null && original.clientX != null ) {
  4768.         eventDoc = event.target.ownerDocument || document;
  4769.         doc = eventDoc.documentElement;
  4770.         body = eventDoc.body;
  4771.  
  4772.         event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
  4773.         event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
  4774.       }
  4775.  
  4776.       // Add which for click: 1 === left; 2 === middle; 3 === right
  4777.       // Note: button is not normalized, so don't use it
  4778.       if ( !event.which && button !== undefined ) {
  4779.         event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
  4780.       }
  4781.  
  4782.       return event;
  4783.     }
  4784.   },
  4785.  
  4786.   fix: function( event ) {
  4787.     if ( event[ jQuery.expando ] ) {
  4788.       return event;
  4789.     }
  4790.  
  4791.     // Create a writable copy of the event object and normalize some properties
  4792.     var i, prop, copy,
  4793.       type = event.type,
  4794.       originalEvent = event,
  4795.       fixHook = this.fixHooks[ type ];
  4796.  
  4797.     if ( !fixHook ) {
  4798.       this.fixHooks[ type ] = fixHook =
  4799.         rmouseEvent.test( type ) ? this.mouseHooks :
  4800.         rkeyEvent.test( type ) ? this.keyHooks :
  4801.         {};
  4802.     }
  4803.     copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
  4804.  
  4805.     event = new jQuery.Event( originalEvent );
  4806.  
  4807.     i = copy.length;
  4808.     while ( i-- ) {
  4809.       prop = copy[ i ];
  4810.       event[ prop ] = originalEvent[ prop ];
  4811.     }
  4812.  
  4813.     // Support: Cordova 2.5 (WebKit) (#13255)
  4814.     // All events should have a target; Cordova deviceready doesn't
  4815.     if ( !event.target ) {
  4816.       event.target = document;
  4817.     }
  4818.  
  4819.     // Support: Safari 6.0+, Chrome < 28
  4820.     // Target should not be a text node (#504, #13143)
  4821.     if ( event.target.nodeType === 3 ) {
  4822.       event.target = event.target.parentNode;
  4823.     }
  4824.  
  4825.     return fixHook.filter? fixHook.filter( event, originalEvent ) : event;
  4826.   },
  4827.  
  4828.   special: {
  4829.     load: {
  4830.       // Prevent triggered image.load events from bubbling to window.load
  4831.       noBubble: true
  4832.     },
  4833.     focus: {
  4834.       // Fire native event if possible so blur/focus sequence is correct
  4835.       trigger: function() {
  4836.         if ( this !== safeActiveElement() && this.focus ) {
  4837.           this.focus();
  4838.           return false;
  4839.         }
  4840.       },
  4841.       delegateType: "focusin"
  4842.     },
  4843.     blur: {
  4844.       trigger: function() {
  4845.         if ( this === safeActiveElement() && this.blur ) {
  4846.           this.blur();
  4847.           return false;
  4848.         }
  4849.       },
  4850.       delegateType: "focusout"
  4851.     },
  4852.     click: {
  4853.       // For checkbox, fire native event so checked state will be right
  4854.       trigger: function() {
  4855.         if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) {
  4856.           this.click();
  4857.           return false;
  4858.         }
  4859.       },
  4860.  
  4861.       // For cross-browser consistency, don't fire native .click() on links
  4862.       _default: function( event ) {
  4863.         return jQuery.nodeName( event.target, "a" );
  4864.       }
  4865.     },
  4866.  
  4867.     beforeunload: {
  4868.       postDispatch: function( event ) {
  4869.  
  4870.         // Support: Firefox 20+
  4871.         // Firefox doesn't alert if the returnValue field is not set.
  4872.         if ( event.result !== undefined ) {
  4873.           event.originalEvent.returnValue = event.result;
  4874.         }
  4875.       }
  4876.     }
  4877.   },
  4878.  
  4879.   simulate: function( type, elem, event, bubble ) {
  4880.     // Piggyback on a donor event to simulate a different one.
  4881.     // Fake originalEvent to avoid donor's stopPropagation, but if the
  4882.     // simulated event prevents default then we do the same on the donor.
  4883.     var e = jQuery.extend(
  4884.       new jQuery.Event(),
  4885.       event,
  4886.       {
  4887.         type: type,
  4888.         isSimulated: true,
  4889.         originalEvent: {}
  4890.       }
  4891.     );
  4892.     if ( bubble ) {
  4893.       jQuery.event.trigger( e, null, elem );
  4894.     } else {
  4895.       jQuery.event.dispatch.call( elem, e );
  4896.     }
  4897.     if ( e.isDefaultPrevented() ) {
  4898.       event.preventDefault();
  4899.     }
  4900.   }
  4901. };
  4902.  
  4903. jQuery.removeEvent = function( elem, type, handle ) {
  4904.   if ( elem.removeEventListener ) {
  4905.     elem.removeEventListener( type, handle, false );
  4906.   }
  4907. };
  4908.  
  4909. jQuery.Event = function( src, props ) {
  4910.   // Allow instantiation without the 'new' keyword
  4911.   if ( !(this instanceof jQuery.Event) ) {
  4912.     return new jQuery.Event( src, props );
  4913.   }
  4914.  
  4915.   // Event object
  4916.   if ( src && src.type ) {
  4917.     this.originalEvent = src;
  4918.     this.type = src.type;
  4919.  
  4920.     // Events bubbling up the document may have been marked as prevented
  4921.     // by a handler lower down the tree; reflect the correct value.
  4922.     this.isDefaultPrevented = ( src.defaultPrevented ||
  4923.       src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;
  4924.  
  4925.   // Event type
  4926.   } else {
  4927.     this.type = src;
  4928.   }
  4929.  
  4930.   // Put explicitly provided properties onto the event object
  4931.   if ( props ) {
  4932.     jQuery.extend( this, props );
  4933.   }
  4934.  
  4935.   // Create a timestamp if incoming event doesn't have one
  4936.   this.timeStamp = src && src.timeStamp || jQuery.now();
  4937.  
  4938.   // Mark it as fixed
  4939.   this[ jQuery.expando ] = true;
  4940. };
  4941.  
  4942. // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
  4943. // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
  4944. jQuery.Event.prototype = {
  4945.   isDefaultPrevented: returnFalse,
  4946.   isPropagationStopped: returnFalse,
  4947.   isImmediatePropagationStopped: returnFalse,
  4948.  
  4949.   preventDefault: function() {
  4950.     var e = this.originalEvent;
  4951.  
  4952.     this.isDefaultPrevented = returnTrue;
  4953.  
  4954.     if ( e && e.preventDefault ) {
  4955.       e.preventDefault();
  4956.     }
  4957.   },
  4958.   stopPropagation: function() {
  4959.     var e = this.originalEvent;
  4960.  
  4961.     this.isPropagationStopped = returnTrue;
  4962.  
  4963.     if ( e && e.stopPropagation ) {
  4964.       e.stopPropagation();
  4965.     }
  4966.   },
  4967.   stopImmediatePropagation: function() {
  4968.     this.isImmediatePropagationStopped = returnTrue;
  4969.     this.stopPropagation();
  4970.   }
  4971. };
  4972.  
  4973. // Create mouseenter/leave events using mouseover/out and event-time checks
  4974. // Support: Chrome 15+
  4975. jQuery.each({
  4976.   mouseenter: "mouseover",
  4977.   mouseleave: "mouseout"
  4978. }, function( orig, fix ) {
  4979.   jQuery.event.special[ orig ] = {
  4980.     delegateType: fix,
  4981.     bindType: fix,
  4982.  
  4983.     handle: function( event ) {
  4984.       var ret,
  4985.         target = this,
  4986.         related = event.relatedTarget,
  4987.         handleObj = event.handleObj;
  4988.  
  4989.       // For mousenter/leave call the handler if related is outside the target.
  4990.       // NB: No relatedTarget if the mouse left/entered the browser window
  4991.       if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
  4992.         event.type = handleObj.origType;
  4993.         ret = handleObj.handler.apply( this, arguments );
  4994.         event.type = fix;
  4995.       }
  4996.       return ret;
  4997.     }
  4998.   };
  4999. });
  5000.  
  5001. // Create "bubbling" focus and blur events
  5002. // Support: Firefox, Chrome, Safari
  5003. if ( !jQuery.support.focusinBubbles ) {
  5004.   jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
  5005.  
  5006.     // Attach a single capturing handler while someone wants focusin/focusout
  5007.     var attaches = 0,
  5008.       handler = function( event ) {
  5009.         jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
  5010.       };
  5011.  
  5012.     jQuery.event.special[ fix ] = {
  5013.       setup: function() {
  5014.         if ( attaches++ === 0 ) {
  5015.           document.addEventListener( orig, handler, true );
  5016.         }
  5017.       },
  5018.       teardown: function() {
  5019.         if ( --attaches === 0 ) {
  5020.           document.removeEventListener( orig, handler, true );
  5021.         }
  5022.       }
  5023.     };
  5024.   });
  5025. }
  5026.  
  5027. jQuery.fn.extend({
  5028.  
  5029.   on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
  5030.     var origFn, type;
  5031.  
  5032.     // Types can be a map of types/handlers
  5033.     if ( typeof types === "object" ) {
  5034.       // ( types-Object, selector, data )
  5035.       if ( typeof selector !== "string" ) {
  5036.         // ( types-Object, data )
  5037.         data = data || selector;
  5038.         selector = undefined;
  5039.       }
  5040.       for ( type in types ) {
  5041.         this.on( type, selector, data, types[ type ], one );
  5042.       }
  5043.       return this;
  5044.     }
  5045.  
  5046.     if ( data == null && fn == null ) {
  5047.       // ( types, fn )
  5048.       fn = selector;
  5049.       data = selector = undefined;
  5050.     } else if ( fn == null ) {
  5051.       if ( typeof selector === "string" ) {
  5052.         // ( types, selector, fn )
  5053.         fn = data;
  5054.         data = undefined;
  5055.       } else {
  5056.         // ( types, data, fn )
  5057.         fn = data;
  5058.         data = selector;
  5059.         selector = undefined;
  5060.       }
  5061.     }
  5062.     if ( fn === false ) {
  5063.       fn = returnFalse;
  5064.     } else if ( !fn ) {
  5065.       return this;
  5066.     }
  5067.  
  5068.     if ( one === 1 ) {
  5069.       origFn = fn;
  5070.       fn = function( event ) {
  5071.         // Can use an empty set, since event contains the info
  5072.         jQuery().off( event );
  5073.         return origFn.apply( this, arguments );
  5074.       };
  5075.       // Use same guid so caller can remove using origFn
  5076.       fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
  5077.     }
  5078.     return this.each( function() {
  5079.       jQuery.event.add( this, types, fn, data, selector );
  5080.     });
  5081.   },
  5082.   one: function( types, selector, data, fn ) {
  5083.     return this.on( types, selector, data, fn, 1 );
  5084.   },
  5085.   off: function( types, selector, fn ) {
  5086.     var handleObj, type;
  5087.     if ( types && types.preventDefault && types.handleObj ) {
  5088.       // ( event )  dispatched jQuery.Event
  5089.       handleObj = types.handleObj;
  5090.       jQuery( types.delegateTarget ).off(
  5091.         handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
  5092.         handleObj.selector,
  5093.         handleObj.handler
  5094.       );
  5095.       return this;
  5096.     }
  5097.     if ( typeof types === "object" ) {
  5098.       // ( types-object [, selector] )
  5099.       for ( type in types ) {
  5100.         this.off( type, selector, types[ type ] );
  5101.       }
  5102.       return this;
  5103.     }
  5104.     if ( selector === false || typeof selector === "function" ) {
  5105.       // ( types [, fn] )
  5106.       fn = selector;
  5107.       selector = undefined;
  5108.     }
  5109.     if ( fn === false ) {
  5110.       fn = returnFalse;
  5111.     }
  5112.     return this.each(function() {
  5113.       jQuery.event.remove( this, types, fn, selector );
  5114.     });
  5115.   },
  5116.  
  5117.   trigger: function( type, data ) {
  5118.     return this.each(function() {
  5119.       jQuery.event.trigger( type, data, this );
  5120.     });
  5121.   },
  5122.   triggerHandler: function( type, data ) {
  5123.     var elem = this[0];
  5124.     if ( elem ) {
  5125.       return jQuery.event.trigger( type, data, elem, true );
  5126.     }
  5127.   }
  5128. });
  5129. var isSimple = /^.[^:#\[\.,]*$/,
  5130.   rparentsprev = /^(?:parents|prev(?:Until|All))/,
  5131.   rneedsContext = jQuery.expr.match.needsContext,
  5132.   // methods guaranteed to produce a unique set when starting from a unique set
  5133.   guaranteedUnique = {
  5134.     children: true,
  5135.     contents: true,
  5136.     next: true,
  5137.     prev: true
  5138.   };
  5139.  
  5140. jQuery.fn.extend({
  5141.   find: function( selector ) {
  5142.     var i,
  5143.       ret = [],
  5144.       self = this,
  5145.       len = self.length;
  5146.  
  5147.     if ( typeof selector !== "string" ) {
  5148.       return this.pushStack( jQuery( selector ).filter(function() {
  5149.         for ( i = 0; i < len; i++ ) {
  5150.           if ( jQuery.contains( self[ i ], this ) ) {
  5151.             return true;
  5152.           }
  5153.         }
  5154.       }) );
  5155.     }
  5156.  
  5157.     for ( i = 0; i < len; i++ ) {
  5158.       jQuery.find( selector, self[ i ], ret );
  5159.     }
  5160.  
  5161.     // Needed because $( selector, context ) becomes $( context ).find( selector )
  5162.     ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
  5163.     ret.selector = this.selector ? this.selector + " " + selector : selector;
  5164.     return ret;
  5165.   },
  5166.  
  5167.   has: function( target ) {
  5168.     var targets = jQuery( target, this ),
  5169.       l = targets.length;
  5170.  
  5171.     return this.filter(function() {
  5172.       var i = 0;
  5173.       for ( ; i < l; i++ ) {
  5174.         if ( jQuery.contains( this, targets[i] ) ) {
  5175.           return true;
  5176.         }
  5177.       }
  5178.     });
  5179.   },
  5180.  
  5181.   not: function( selector ) {
  5182.     return this.pushStack( winnow(this, selector || [], true) );
  5183.   },
  5184.  
  5185.   filter: function( selector ) {
  5186.     return this.pushStack( winnow(this, selector || [], false) );
  5187.   },
  5188.  
  5189.   is: function( selector ) {
  5190.     return !!winnow(
  5191.       this,
  5192.  
  5193.       // If this is a positional/relative selector, check membership in the returned set
  5194.       // so $("p:first").is("p:last") won't return true for a doc with two "p".
  5195.       typeof selector === "string" && rneedsContext.test( selector ) ?
  5196.         jQuery( selector ) :
  5197.         selector || [],
  5198.       false
  5199.     ).length;
  5200.   },
  5201.  
  5202.   closest: function( selectors, context ) {
  5203.     var cur,
  5204.       i = 0,
  5205.       l = this.length,
  5206.       matched = [],
  5207.       pos = ( rneedsContext.test( selectors ) || typeof selectors !== "string" ) ?
  5208.         jQuery( selectors, context || this.context ) :
  5209.         0;
  5210.  
  5211.     for ( ; i < l; i++ ) {
  5212.       for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) {
  5213.         // Always skip document fragments
  5214.         if ( cur.nodeType < 11 && (pos ?
  5215.           pos.index(cur) > -1 :
  5216.  
  5217.           // Don't pass non-elements to Sizzle
  5218.           cur.nodeType === 1 &&
  5219.             jQuery.find.matchesSelector(cur, selectors)) ) {
  5220.  
  5221.           cur = matched.push( cur );
  5222.           break;
  5223.         }
  5224.       }
  5225.     }
  5226.  
  5227.     return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched );
  5228.   },
  5229.  
  5230.   // Determine the position of an element within
  5231.   // the matched set of elements
  5232.   index: function( elem ) {
  5233.  
  5234.     // No argument, return index in parent
  5235.     if ( !elem ) {
  5236.       return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;
  5237.     }
  5238.  
  5239.     // index in selector
  5240.     if ( typeof elem === "string" ) {
  5241.       return core_indexOf.call( jQuery( elem ), this[ 0 ] );
  5242.     }
  5243.  
  5244.     // Locate the position of the desired element
  5245.     return core_indexOf.call( this,
  5246.  
  5247.       // If it receives a jQuery object, the first element is used
  5248.       elem.jquery ? elem[ 0 ] : elem
  5249.     );
  5250.   },
  5251.  
  5252.   add: function( selector, context ) {
  5253.     var set = typeof selector === "string" ?
  5254.         jQuery( selector, context ) :
  5255.         jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
  5256.       all = jQuery.merge( this.get(), set );
  5257.  
  5258.     return this.pushStack( jQuery.unique(all) );
  5259.   },
  5260.  
  5261.   addBack: function( selector ) {
  5262.     return this.add( selector == null ?
  5263.       this.prevObject : this.prevObject.filter(selector)
  5264.     );
  5265.   }
  5266. });
  5267.  
  5268. function sibling( cur, dir ) {
  5269.   while ( (cur = cur[dir]) && cur.nodeType !== 1 ) {}
  5270.  
  5271.   return cur;
  5272. }
  5273.  
  5274. jQuery.each({
  5275.   parent: function( elem ) {
  5276.     var parent = elem.parentNode;
  5277.     return parent && parent.nodeType !== 11 ? parent : null;
  5278.   },
  5279.   parents: function( elem ) {
  5280.     return jQuery.dir( elem, "parentNode" );
  5281.   },
  5282.   parentsUntil: function( elem, i, until ) {
  5283.     return jQuery.dir( elem, "parentNode", until );
  5284.   },
  5285.   next: function( elem ) {
  5286.     return sibling( elem, "nextSibling" );
  5287.   },
  5288.   prev: function( elem ) {
  5289.     return sibling( elem, "previousSibling" );
  5290.   },
  5291.   nextAll: function( elem ) {
  5292.     return jQuery.dir( elem, "nextSibling" );
  5293.   },
  5294.   prevAll: function( elem ) {
  5295.     return jQuery.dir( elem, "previousSibling" );
  5296.   },
  5297.   nextUntil: function( elem, i, until ) {
  5298.     return jQuery.dir( elem, "nextSibling", until );
  5299.   },
  5300.   prevUntil: function( elem, i, until ) {
  5301.     return jQuery.dir( elem, "previousSibling", until );
  5302.   },
  5303.   siblings: function( elem ) {
  5304.     return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
  5305.   },
  5306.   children: function( elem ) {
  5307.     return jQuery.sibling( elem.firstChild );
  5308.   },
  5309.   contents: function( elem ) {
  5310.     return elem.contentDocument || jQuery.merge( [], elem.childNodes );
  5311.   }
  5312. }, function( name, fn ) {
  5313.   jQuery.fn[ name ] = function( until, selector ) {
  5314.     var matched = jQuery.map( this, fn, until );
  5315.  
  5316.     if ( name.slice( -5 ) !== "Until" ) {
  5317.       selector = until;
  5318.     }
  5319.  
  5320.     if ( selector && typeof selector === "string" ) {
  5321.       matched = jQuery.filter( selector, matched );
  5322.     }
  5323.  
  5324.     if ( this.length > 1 ) {
  5325.       // Remove duplicates
  5326.       if ( !guaranteedUnique[ name ] ) {
  5327.         jQuery.unique( matched );
  5328.       }
  5329.  
  5330.       // Reverse order for parents* and prev-derivatives
  5331.       if ( rparentsprev.test( name ) ) {
  5332.         matched.reverse();
  5333.       }
  5334.     }
  5335.  
  5336.     return this.pushStack( matched );
  5337.   };
  5338. });
  5339.  
  5340. jQuery.extend({
  5341.   filter: function( expr, elems, not ) {
  5342.     var elem = elems[ 0 ];
  5343.  
  5344.     if ( not ) {
  5345.       expr = ":not(" + expr + ")";
  5346.     }
  5347.  
  5348.     return elems.length === 1 && elem.nodeType === 1 ?
  5349.       jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
  5350.       jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
  5351.         return elem.nodeType === 1;
  5352.       }));
  5353.   },
  5354.  
  5355.   dir: function( elem, dir, until ) {
  5356.     var matched = [],
  5357.       truncate = until !== undefined;
  5358.  
  5359.     while ( (elem = elem[ dir ]) && elem.nodeType !== 9 ) {
  5360.       if ( elem.nodeType === 1 ) {
  5361.         if ( truncate && jQuery( elem ).is( until ) ) {
  5362.           break;
  5363.         }
  5364.         matched.push( elem );
  5365.       }
  5366.     }
  5367.     return matched;
  5368.   },
  5369.  
  5370.   sibling: function( n, elem ) {
  5371.     var matched = [];
  5372.  
  5373.     for ( ; n; n = n.nextSibling ) {
  5374.       if ( n.nodeType === 1 && n !== elem ) {
  5375.         matched.push( n );
  5376.       }
  5377.     }
  5378.  
  5379.     return matched;
  5380.   }
  5381. });
  5382.  
  5383. // Implement the identical functionality for filter and not
  5384. function winnow( elements, qualifier, not ) {
  5385.   if ( jQuery.isFunction( qualifier ) ) {
  5386.     return jQuery.grep( elements, function( elem, i ) {
  5387.       /* jshint -W018 */
  5388.       return !!qualifier.call( elem, i, elem ) !== not;
  5389.     });
  5390.  
  5391.   }
  5392.  
  5393.   if ( qualifier.nodeType ) {
  5394.     return jQuery.grep( elements, function( elem ) {
  5395.       return ( elem === qualifier ) !== not;
  5396.     });
  5397.  
  5398.   }
  5399.  
  5400.   if ( typeof qualifier === "string" ) {
  5401.     if ( isSimple.test( qualifier ) ) {
  5402.       return jQuery.filter( qualifier, elements, not );
  5403.     }
  5404.  
  5405.     qualifier = jQuery.filter( qualifier, elements );
  5406.   }
  5407.  
  5408.   return jQuery.grep( elements, function( elem ) {
  5409.     return ( core_indexOf.call( qualifier, elem ) >= 0 ) !== not;
  5410.   });
  5411. }
  5412. var rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
  5413.   rtagName = /<([\w:]+)/,
  5414.   rhtml = /<|&#?\w+;/,
  5415.   rnoInnerhtml = /<(?:script|style|link)/i,
  5416.   manipulation_rcheckableType = /^(?:checkbox|radio)$/i,
  5417.   // checked="checked" or checked
  5418.   rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
  5419.   rscriptType = /^$|\/(?:java|ecma)script/i,
  5420.   rscriptTypeMasked = /^true\/(.*)/,
  5421.   rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,
  5422.  
  5423.   // We have to close these tags to support XHTML (#13200)
  5424.   wrapMap = {
  5425.  
  5426.     // Support: IE 9
  5427.     option: [ 1, "<select multiple='multiple'>", "</select>" ],
  5428.  
  5429.     thead: [ 1, "<table>", "</table>" ],
  5430.     col: [ 2, "<table><colgroup>", "</colgroup></table>" ],
  5431.     tr: [ 2, "<table><tbody>", "</tbody></table>" ],
  5432.     td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
  5433.  
  5434.     _default: [ 0, "", "" ]
  5435.   };
  5436.  
  5437. // Support: IE 9
  5438. wrapMap.optgroup = wrapMap.option;
  5439.  
  5440. wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
  5441. wrapMap.th = wrapMap.td;
  5442.  
  5443. jQuery.fn.extend({
  5444.   text: function( value ) {
  5445.     return jQuery.access( this, function( value ) {
  5446.       return value === undefined ?
  5447.         jQuery.text( this ) :
  5448.         this.empty().append( ( this[ 0 ] && this[ 0 ].ownerDocument || document ).createTextNode( value ) );
  5449.     }, null, value, arguments.length );
  5450.   },
  5451.  
  5452.   append: function() {
  5453.     return this.domManip( arguments, function( elem ) {
  5454.       if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
  5455.         var target = manipulationTarget( this, elem );
  5456.         target.appendChild( elem );
  5457.       }
  5458.     });
  5459.   },
  5460.  
  5461.   prepend: function() {
  5462.     return this.domManip( arguments, function( elem ) {
  5463.       if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
  5464.         var target = manipulationTarget( this, elem );
  5465.         target.insertBefore( elem, target.firstChild );
  5466.       }
  5467.     });
  5468.   },
  5469.  
  5470.   before: function() {
  5471.     return this.domManip( arguments, function( elem ) {
  5472.       if ( this.parentNode ) {
  5473.         this.parentNode.insertBefore( elem, this );
  5474.       }
  5475.     });
  5476.   },
  5477.  
  5478.   after: function() {
  5479.     return this.domManip( arguments, function( elem ) {
  5480.       if ( this.parentNode ) {
  5481.         this.parentNode.insertBefore( elem, this.nextSibling );
  5482.       }
  5483.     });
  5484.   },
  5485.  
  5486.   // keepData is for internal use only--do not document
  5487.   remove: function( selector, keepData ) {
  5488.     var elem,
  5489.       elems = selector ? jQuery.filter( selector, this ) : this,
  5490.       i = 0;
  5491.  
  5492.     for ( ; (elem = elems[i]) != null; i++ ) {
  5493.       if ( !keepData && elem.nodeType === 1 ) {
  5494.         jQuery.cleanData( getAll( elem ) );
  5495.       }
  5496.  
  5497.       if ( elem.parentNode ) {
  5498.         if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) {
  5499.           setGlobalEval( getAll( elem, "script" ) );
  5500.         }
  5501.         elem.parentNode.removeChild( elem );
  5502.       }
  5503.     }
  5504.  
  5505.     return this;
  5506.   },
  5507.  
  5508.   empty: function() {
  5509.     var elem,
  5510.       i = 0;
  5511.  
  5512.     for ( ; (elem = this[i]) != null; i++ ) {
  5513.       if ( elem.nodeType === 1 ) {
  5514.  
  5515.         // Prevent memory leaks
  5516.         jQuery.cleanData( getAll( elem, false ) );
  5517.  
  5518.         // Remove any remaining nodes
  5519.         elem.textContent = "";
  5520.       }
  5521.     }
  5522.  
  5523.     return this;
  5524.   },
  5525.  
  5526.   clone: function( dataAndEvents, deepDataAndEvents ) {
  5527.     dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
  5528.     deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
  5529.  
  5530.     return this.map( function () {
  5531.       return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
  5532.     });
  5533.   },
  5534.  
  5535.   html: function( value ) {
  5536.     return jQuery.access( this, function( value ) {
  5537.       var elem = this[ 0 ] || {},
  5538.         i = 0,
  5539.         l = this.length;
  5540.  
  5541.       if ( value === undefined && elem.nodeType === 1 ) {
  5542.         return elem.innerHTML;
  5543.       }
  5544.  
  5545.       // See if we can take a shortcut and just use innerHTML
  5546.       if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
  5547.         !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
  5548.  
  5549.         value = value.replace( rxhtmlTag, "<$1></$2>" );
  5550.  
  5551.         try {
  5552.           for ( ; i < l; i++ ) {
  5553.             elem = this[ i ] || {};
  5554.  
  5555.             // Remove element nodes and prevent memory leaks
  5556.             if ( elem.nodeType === 1 ) {
  5557.               jQuery.cleanData( getAll( elem, false ) );
  5558.               elem.innerHTML = value;
  5559.             }
  5560.           }
  5561.  
  5562.           elem = 0;
  5563.  
  5564.         // If using innerHTML throws an exception, use the fallback method
  5565.         } catch( e ) {}
  5566.       }
  5567.  
  5568.       if ( elem ) {
  5569.         this.empty().append( value );
  5570.       }
  5571.     }, null, value, arguments.length );
  5572.   },
  5573.  
  5574.   replaceWith: function() {
  5575.     var
  5576.       // Snapshot the DOM in case .domManip sweeps something relevant into its fragment
  5577.       args = jQuery.map( this, function( elem ) {
  5578.         return [ elem.nextSibling, elem.parentNode ];
  5579.       }),
  5580.       i = 0;
  5581.  
  5582.     // Make the changes, replacing each context element with the new content
  5583.     this.domManip( arguments, function( elem ) {
  5584.       var next = args[ i++ ],
  5585.         parent = args[ i++ ];
  5586.  
  5587.       if ( parent ) {
  5588.         // Don't use the snapshot next if it has moved (#13810)
  5589.         if ( next && next.parentNode !== parent ) {
  5590.           next = this.nextSibling;
  5591.         }
  5592.         jQuery( this ).remove();
  5593.         parent.insertBefore( elem, next );
  5594.       }
  5595.     // Allow new content to include elements from the context set
  5596.     }, true );
  5597.  
  5598.     // Force removal if there was no new content (e.g., from empty arguments)
  5599.     return i ? this : this.remove();
  5600.   },
  5601.  
  5602.   detach: function( selector ) {
  5603.     return this.remove( selector, true );
  5604.   },
  5605.  
  5606.   domManip: function( args, callback, allowIntersection ) {
  5607.  
  5608.     // Flatten any nested arrays
  5609.     args = core_concat.apply( [], args );
  5610.  
  5611.     var fragment, first, scripts, hasScripts, node, doc,
  5612.       i = 0,
  5613.       l = this.length,
  5614.       set = this,
  5615.       iNoClone = l - 1,
  5616.       value = args[ 0 ],
  5617.       isFunction = jQuery.isFunction( value );
  5618.  
  5619.     // We can't cloneNode fragments that contain checked, in WebKit
  5620.     if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.support.checkClone || !rchecked.test( value ) ) ) {
  5621.       return this.each(function( index ) {
  5622.         var self = set.eq( index );
  5623.         if ( isFunction ) {
  5624.           args[ 0 ] = value.call( this, index, self.html() );
  5625.         }
  5626.         self.domManip( args, callback, allowIntersection );
  5627.       });
  5628.     }
  5629.  
  5630.     if ( l ) {
  5631.       fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, !allowIntersection && this );
  5632.       first = fragment.firstChild;
  5633.  
  5634.       if ( fragment.childNodes.length === 1 ) {
  5635.         fragment = first;
  5636.       }
  5637.  
  5638.       if ( first ) {
  5639.         scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
  5640.         hasScripts = scripts.length;
  5641.  
  5642.         // Use the original fragment for the last item instead of the first because it can end up
  5643.         // being emptied incorrectly in certain situations (#8070).
  5644.         for ( ; i < l; i++ ) {
  5645.           node = fragment;
  5646.  
  5647.           if ( i !== iNoClone ) {
  5648.             node = jQuery.clone( node, true, true );
  5649.  
  5650.             // Keep references to cloned scripts for later restoration
  5651.             if ( hasScripts ) {
  5652.               // Support: QtWebKit
  5653.               // jQuery.merge because core_push.apply(_, arraylike) throws
  5654.               jQuery.merge( scripts, getAll( node, "script" ) );
  5655.             }
  5656.           }
  5657.  
  5658.           callback.call( this[ i ], node, i );
  5659.         }
  5660.  
  5661.         if ( hasScripts ) {
  5662.           doc = scripts[ scripts.length - 1 ].ownerDocument;
  5663.  
  5664.           // Reenable scripts
  5665.           jQuery.map( scripts, restoreScript );
  5666.  
  5667.           // Evaluate executable scripts on first document insertion
  5668.           for ( i = 0; i < hasScripts; i++ ) {
  5669.             node = scripts[ i ];
  5670.             if ( rscriptType.test( node.type || "" ) &&
  5671.               !data_priv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) {
  5672.  
  5673.               if ( node.src ) {
  5674.                 // Hope ajax is available...
  5675.                 jQuery._evalUrl( node.src );
  5676.               } else {
  5677.                 jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) );
  5678.               }
  5679.             }
  5680.           }
  5681.         }
  5682.       }
  5683.     }
  5684.  
  5685.     return this;
  5686.   }
  5687. });
  5688.  
  5689. jQuery.each({
  5690.   appendTo: "append",
  5691.   prependTo: "prepend",
  5692.   insertBefore: "before",
  5693.   insertAfter: "after",
  5694.   replaceAll: "replaceWith"
  5695. }, function( name, original ) {
  5696.   jQuery.fn[ name ] = function( selector ) {
  5697.     var elems,
  5698.       ret = [],
  5699.       insert = jQuery( selector ),
  5700.       last = insert.length - 1,
  5701.       i = 0;
  5702.  
  5703.     for ( ; i <= last; i++ ) {
  5704.       elems = i === last ? this : this.clone( true );
  5705.       jQuery( insert[ i ] )[ original ]( elems );
  5706.  
  5707.       // Support: QtWebKit
  5708.       // .get() because core_push.apply(_, arraylike) throws
  5709.       core_push.apply( ret, elems.get() );
  5710.     }
  5711.  
  5712.     return this.pushStack( ret );
  5713.   };
  5714. });
  5715.  
  5716. jQuery.extend({
  5717.   clone: function( elem, dataAndEvents, deepDataAndEvents ) {
  5718.     var i, l, srcElements, destElements,
  5719.       clone = elem.cloneNode( true ),
  5720.       inPage = jQuery.contains( elem.ownerDocument, elem );
  5721.  
  5722.     // Support: IE >= 9
  5723.     // Fix Cloning issues
  5724.     if ( !jQuery.support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && !jQuery.isXMLDoc( elem ) ) {
  5725.  
  5726.       // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
  5727.       destElements = getAll( clone );
  5728.       srcElements = getAll( elem );
  5729.  
  5730.       for ( i = 0, l = srcElements.length; i < l; i++ ) {
  5731.         fixInput( srcElements[ i ], destElements