2 * jQuery JavaScript Library v1.3.2
5 * Copyright (c) 2009 John Resig
6 * Dual licensed under the MIT and GPL licenses.
7 * http://docs.jquery.com/License
9 * Date: 2009-02-19 17:34:21 -0500 (Thu, 19 Feb 2009)
15 // Will speed up references to window, and allows munging its name.
17 // Will speed up references to undefined, and allows munging its name.
19 // Map over jQuery in case of overwrite
20 _jQuery = window.jQuery,
21 // Map over the $ in case of overwrite
24 jQuery = window.jQuery = window.$ = function( selector, context ) {
25 // The jQuery object is actually just the init constructor 'enhanced'
26 return new jQuery.fn.init( selector, context );
29 // A simple way to check for HTML strings or ID strings
30 // (both of which we optimize for)
31 quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#([\w-]+)$/,
32 // Is it a simple selector
33 isSimple = /^.[^:#\[\.,]*$/;
35 jQuery.fn = jQuery.prototype = {
36 init: function( selector, context ) {
37 // Make sure that a selection was provided
38 selector = selector || document;
40 // Handle $(DOMElement)
41 if ( selector.nodeType ) {
44 this.context = selector;
47 // Handle HTML strings
48 if ( typeof selector === "string" ) {
49 // Are we dealing with HTML string or an ID?
50 var match = quickExpr.exec( selector );
52 // Verify a match, and that no context was specified for #id
53 if ( match && (match[1] || !context) ) {
55 // HANDLE: $(html) -> $(array)
57 selector = jQuery.clean( [ match[1] ], context );
61 var elem = document.getElementById( match[3] );
63 // Handle the case where IE and Opera return items
64 // by name instead of ID
65 if ( elem && elem.id != match[3] )
66 return jQuery().find( selector );
68 // Otherwise, we inject the element directly into the jQuery object
69 var ret = jQuery( elem || [] );
70 ret.context = document;
71 ret.selector = selector;
75 // HANDLE: $(expr, [context])
76 // (which is just equivalent to: $(content).find(expr)
78 return jQuery( context ).find( selector );
80 // HANDLE: $(function)
81 // Shortcut for document ready
82 } else if ( jQuery.isFunction( selector ) )
83 return jQuery( document ).ready( selector );
85 // Make sure that old selector state is passed along
86 if ( selector.selector && selector.context ) {
87 this.selector = selector.selector;
88 this.context = selector.context;
91 return this.setArray(jQuery.isArray( selector ) ?
93 jQuery.makeArray(selector));
96 // Start with an empty selector
99 // The current version of jQuery being used
102 // The number of elements contained in the matched element set
107 // Get the Nth element in the matched element set OR
108 // Get the whole matched element set as a clean array
109 get: function( num ) {
110 return num === undefined ?
112 // Return a 'clean' array
113 Array.prototype.slice.call( this ) :
115 // Return just the object
119 // Take an array of elements and push it onto the stack
120 // (returning the new matched element set)
121 pushStack: function( elems, name, selector ) {
122 // Build a new jQuery matched element set
123 var ret = jQuery( elems );
125 // Add the old object onto the stack (as a reference)
126 ret.prevObject = this;
128 ret.context = this.context;
130 if ( name === "find" )
131 ret.selector = this.selector + (this.selector ? " " : "") + selector;
133 ret.selector = this.selector + "." + name + "(" + selector + ")";
135 // Return the newly-formed element set
139 // Force the current matched set of elements to become
140 // the specified array of elements (destroying the stack in the process)
141 // You should use pushStack() in order to do this, but maintain the stack
142 setArray: function( elems ) {
143 // Resetting the length to 0, then using the native Array push
144 // is a super-fast way to populate an object with array-like properties
146 Array.prototype.push.apply( this, elems );
151 // Execute a callback for every element in the matched set.
152 // (You can seed the arguments with an array of args, but this is
153 // only used internally.)
154 each: function( callback, args ) {
155 return jQuery.each( this, callback, args );
158 // Determine the position of an element within
159 // the matched set of elements
160 index: function( elem ) {
161 // Locate the position of the desired element
162 return jQuery.inArray(
163 // If it receives a jQuery object, the first element is used
164 elem && elem.jquery ? elem[0] : elem
168 attr: function( name, value, type ) {
171 // Look for the case where we're accessing a style value
172 if ( typeof name === "string" )
173 if ( value === undefined )
174 return this[0] && jQuery[ type || "attr" ]( this[0], name );
178 options[ name ] = value;
181 // Check to see if we're setting style values
182 return this.each(function(i){
183 // Set all the styles
184 for ( name in options )
189 name, jQuery.prop( this, options[ name ], type, i, name )
194 css: function( key, value ) {
195 // ignore negative width and height values
196 if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 )
198 return this.attr( key, value, "curCSS" );
201 text: function( text ) {
202 if ( typeof text !== "object" && text != null )
203 return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
207 jQuery.each( text || this, function(){
208 jQuery.each( this.childNodes, function(){
209 if ( this.nodeType != 8 )
210 ret += this.nodeType != 1 ?
212 jQuery.fn.text( [ this ] );
219 wrapAll: function( html ) {
221 // The elements to wrap the target around
222 var wrap = jQuery( html, this[0].ownerDocument ).clone();
224 if ( this[0].parentNode )
225 wrap.insertBefore( this[0] );
230 while ( elem.firstChild )
231 elem = elem.firstChild;
240 wrapInner: function( html ) {
241 return this.each(function(){
242 jQuery( this ).contents().wrapAll( html );
246 wrap: function( html ) {
247 return this.each(function(){
248 jQuery( this ).wrapAll( html );
253 return this.domManip(arguments, true, function(elem){
254 if (this.nodeType == 1)
255 this.appendChild( elem );
259 prepend: function() {
260 return this.domManip(arguments, true, function(elem){
261 if (this.nodeType == 1)
262 this.insertBefore( elem, this.firstChild );
267 return this.domManip(arguments, false, function(elem){
268 this.parentNode.insertBefore( elem, this );
273 return this.domManip(arguments, false, function(elem){
274 this.parentNode.insertBefore( elem, this.nextSibling );
279 return this.prevObject || jQuery( [] );
282 // For internal use only.
283 // Behaves like an Array's method, not like a jQuery method.
288 find: function( selector ) {
289 if ( this.length === 1 ) {
290 var ret = this.pushStack( [], "find", selector );
292 jQuery.find( selector, this[0], ret );
295 return this.pushStack( jQuery.unique(jQuery.map(this, function(elem){
296 return jQuery.find( selector, elem );
297 })), "find", selector );
301 clone: function( events ) {
303 var ret = this.map(function(){
304 if ( !jQuery.support.noCloneEvent && !jQuery.isXMLDoc(this) ) {
305 // IE copies events bound via attachEvent when
306 // using cloneNode. Calling detachEvent on the
307 // clone will also remove the events from the orignal
308 // In order to get around this, we use innerHTML.
309 // Unfortunately, this means some modifications to
310 // attributes in IE that are actually only stored
311 // as properties will not be copied (such as the
312 // the name attribute on an input).
313 var html = this.outerHTML;
315 var div = this.ownerDocument.createElement("div");
316 div.appendChild( this.cloneNode(true) );
317 html = div.innerHTML;
320 return jQuery.clean([html.replace(/ jQuery\d+="(?:\d+|null)"/g, "").replace(/^\s*/, "")])[0];
322 return this.cloneNode(true);
325 // Copy the events from the original to the clone
326 if ( events === true ) {
327 var orig = this.find("*").andSelf(), i = 0;
329 ret.find("*").andSelf().each(function(){
330 if ( this.nodeName !== orig[i].nodeName )
333 var events = jQuery.data( orig[i], "events" );
335 for ( var type in events ) {
336 for ( var handler in events[ type ] ) {
337 jQuery.event.add( this, type, events[ type ][ handler ], events[ type ][ handler ].data );
345 // Return the cloned set
349 filter: function( selector ) {
350 return this.pushStack(
351 jQuery.isFunction( selector ) &&
352 jQuery.grep(this, function(elem, i){
353 return selector.call( elem, i );
356 jQuery.multiFilter( selector, jQuery.grep(this, function(elem){
357 return elem.nodeType === 1;
358 }) ), "filter", selector );
361 closest: function( selector ) {
362 var pos = jQuery.expr.match.POS.test( selector ) ? jQuery(selector) : null,
365 return this.map(function(){
367 while ( cur && cur.ownerDocument ) {
368 if ( pos ? pos.index(cur) > -1 : jQuery(cur).is(selector) ) {
369 jQuery.data(cur, "closest", closer);
372 cur = cur.parentNode;
378 not: function( selector ) {
379 if ( typeof selector === "string" )
380 // test special case where just one selector is passed in
381 if ( isSimple.test( selector ) )
382 return this.pushStack( jQuery.multiFilter( selector, this, true ), "not", selector );
384 selector = jQuery.multiFilter( selector, this );
386 var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
387 return this.filter(function() {
388 return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector;
392 add: function( selector ) {
393 return this.pushStack( jQuery.unique( jQuery.merge(
395 typeof selector === "string" ?
397 jQuery.makeArray( selector )
401 is: function( selector ) {
402 return !!selector && jQuery.multiFilter( selector, this ).length > 0;
405 hasClass: function( selector ) {
406 return !!selector && this.is( "." + selector );
409 val: function( value ) {
410 if ( value === undefined ) {
414 if( jQuery.nodeName( elem, 'option' ) )
415 return (elem.attributes.value || {}).specified ? elem.value : elem.text;
417 // We need to handle select boxes special
418 if ( jQuery.nodeName( elem, "select" ) ) {
419 var index = elem.selectedIndex,
421 options = elem.options,
422 one = elem.type == "select-one";
424 // Nothing was selected
428 // Loop through all the selected options
429 for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
430 var option = options[ i ];
432 if ( option.selected ) {
433 // Get the specifc value for the option
434 value = jQuery(option).val();
436 // We don't need an array for one selects
440 // Multi-Selects return an array
441 values.push( value );
448 // Everything else, we just grab the value
449 return (elem.value || "").replace(/\r/g, "");
456 if ( typeof value === "number" )
459 return this.each(function(){
460 if ( this.nodeType != 1 )
463 if ( jQuery.isArray(value) && /radio|checkbox/.test( this.type ) )
464 this.checked = (jQuery.inArray(this.value, value) >= 0 ||
465 jQuery.inArray(this.name, value) >= 0);
467 else if ( jQuery.nodeName( this, "select" ) ) {
468 var values = jQuery.makeArray(value);
470 jQuery( "option", this ).each(function(){
471 this.selected = (jQuery.inArray( this.value, values ) >= 0 ||
472 jQuery.inArray( this.text, values ) >= 0);
475 if ( !values.length )
476 this.selectedIndex = -1;
483 html: function( value ) {
484 return value === undefined ?
486 this[0].innerHTML.replace(/ jQuery\d+="(?:\d+|null)"/g, "") :
488 this.empty().append( value );
491 replaceWith: function( value ) {
492 return this.after( value ).remove();
496 return this.slice( i, +i + 1 );
500 return this.pushStack( Array.prototype.slice.apply( this, arguments ),
501 "slice", Array.prototype.slice.call(arguments).join(",") );
504 map: function( callback ) {
505 return this.pushStack( jQuery.map(this, function(elem, i){
506 return callback.call( elem, i, elem );
510 andSelf: function() {
511 return this.add( this.prevObject );
514 domManip: function( args, table, callback ) {
516 var fragment = (this[0].ownerDocument || this[0]).createDocumentFragment(),
517 scripts = jQuery.clean( args, (this[0].ownerDocument || this[0]), fragment ),
518 first = fragment.firstChild;
521 for ( var i = 0, l = this.length; i < l; i++ )
522 callback.call( root(this[i], first), this.length > 1 || i > 0 ?
523 fragment.cloneNode(true) : fragment );
526 jQuery.each( scripts, evalScript );
531 function root( elem, cur ) {
532 return table && jQuery.nodeName(elem, "table") && jQuery.nodeName(cur, "tr") ?
533 (elem.getElementsByTagName("tbody")[0] ||
534 elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
540 // Give the init function the jQuery prototype for later instantiation
541 jQuery.fn.init.prototype = jQuery.fn;
543 function evalScript( i, elem ) {
552 jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
554 if ( elem.parentNode )
555 elem.parentNode.removeChild( elem );
562 jQuery.extend = jQuery.fn.extend = function() {
563 // copy reference to target object
564 var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options;
566 // Handle a deep copy situation
567 if ( typeof target === "boolean" ) {
569 target = arguments[1] || {};
570 // skip the boolean and the target
574 // Handle case when target is a string or something (possible in deep copy)
575 if ( typeof target !== "object" && !jQuery.isFunction(target) )
578 // extend jQuery itself if only one argument is passed
584 for ( ; i < length; i++ )
585 // Only deal with non-null/undefined values
586 if ( (options = arguments[ i ]) != null )
587 // Extend the base object
588 for ( var name in options ) {
589 var src = target[ name ], copy = options[ name ];
591 // Prevent never-ending loop
592 if ( target === copy )
595 // Recurse if we're merging object values
596 if ( deep && copy && typeof copy === "object" && !copy.nodeType )
597 target[ name ] = jQuery.extend( deep,
598 // Never move original objects, clone them
599 src || ( copy.length != null ? [ ] : { } )
602 // Don't bring in undefined values
603 else if ( copy !== undefined )
604 target[ name ] = copy;
608 // Return the modified object
612 // exclude the following css properties to add px
613 var exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i,
615 defaultView = document.defaultView || {},
616 toString = Object.prototype.toString;
619 noConflict: function( deep ) {
623 window.jQuery = _jQuery;
628 // See test/unit/core.js for details concerning isFunction.
629 // Since version 1.3, DOM methods and functions like alert
630 // aren't supported. They return false on IE (#2968).
631 isFunction: function( obj ) {
632 return toString.call(obj) === "[object Function]";
635 isArray: function( obj ) {
636 return toString.call(obj) === "[object Array]";
639 // check if an element is in a (or is an) XML document
640 isXMLDoc: function( elem ) {
641 return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
642 !!elem.ownerDocument && jQuery.isXMLDoc( elem.ownerDocument );
645 // Evalulates a script in a global context
646 globalEval: function( data ) {
647 if ( data && /\S/.test(data) ) {
648 // Inspired by code by Andrea Giammarchi
649 // http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
650 var head = document.getElementsByTagName("head")[0] || document.documentElement,
651 script = document.createElement("script");
653 script.type = "text/javascript";
654 if ( jQuery.support.scriptEval )
655 script.appendChild( document.createTextNode( data ) );
659 // Use insertBefore instead of appendChild to circumvent an IE6 bug.
660 // This arises when a base node is used (#2709).
661 head.insertBefore( script, head.firstChild );
662 head.removeChild( script );
666 nodeName: function( elem, name ) {
667 return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
670 // args is for internal usage only
671 each: function( object, callback, args ) {
672 var name, i = 0, length = object.length;
675 if ( length === undefined ) {
676 for ( name in object )
677 if ( callback.apply( object[ name ], args ) === false )
680 for ( ; i < length; )
681 if ( callback.apply( object[ i++ ], args ) === false )
684 // A special, fast, case for the most common use of each
686 if ( length === undefined ) {
687 for ( name in object )
688 if ( callback.call( object[ name ], name, object[ name ] ) === false )
691 for ( var value = object[0];
692 i < length && callback.call( value, i, value ) !== false; value = object[++i] ){}
698 prop: function( elem, value, type, i, name ) {
699 // Handle executable functions
700 if ( jQuery.isFunction( value ) )
701 value = value.call( elem, i );
703 // Handle passing in a number to a CSS property
704 return typeof value === "number" && type == "curCSS" && !exclude.test( name ) ?
710 // internal only, use addClass("class")
711 add: function( elem, classNames ) {
712 jQuery.each((classNames || "").split(/\s+/), function(i, className){
713 if ( elem.nodeType == 1 && !jQuery.className.has( elem.className, className ) )
714 elem.className += (elem.className ? " " : "") + className;
718 // internal only, use removeClass("class")
719 remove: function( elem, classNames ) {
720 if (elem.nodeType == 1)
721 elem.className = classNames !== undefined ?
722 jQuery.grep(elem.className.split(/\s+/), function(className){
723 return !jQuery.className.has( classNames, className );
728 // internal only, use hasClass("class")
729 has: function( elem, className ) {
730 return elem && jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
734 // A method for quickly swapping in/out CSS properties to get correct calculations
735 swap: function( elem, options, callback ) {
737 // Remember the old values, and insert the new ones
738 for ( var name in options ) {
739 old[ name ] = elem.style[ name ];
740 elem.style[ name ] = options[ name ];
743 callback.call( elem );
745 // Revert the old values
746 for ( var name in options )
747 elem.style[ name ] = old[ name ];
750 css: function( elem, name, force, extra ) {
751 if ( name == "width" || name == "height" ) {
752 var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ];
755 val = name == "width" ? elem.offsetWidth : elem.offsetHeight;
757 if ( extra === "border" )
760 jQuery.each( which, function() {
762 val -= parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
763 if ( extra === "margin" )
764 val += parseFloat(jQuery.curCSS( elem, "margin" + this, true)) || 0;
766 val -= parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
770 if ( elem.offsetWidth !== 0 )
773 jQuery.swap( elem, props, getWH );
775 return Math.max(0, Math.round(val));
778 return jQuery.curCSS( elem, name, force );
781 curCSS: function( elem, name, force ) {
782 var ret, style = elem.style;
784 // We need to handle opacity special in IE
785 if ( name == "opacity" && !jQuery.support.opacity ) {
786 ret = jQuery.attr( style, "opacity" );
793 // Make sure we're using the right name for getting the float value
794 if ( name.match( /float/i ) )
797 if ( !force && style && style[ name ] )
800 else if ( defaultView.getComputedStyle ) {
802 // Only "float" is needed here
803 if ( name.match( /float/i ) )
806 name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase();
808 var computedStyle = defaultView.getComputedStyle( elem, null );
811 ret = computedStyle.getPropertyValue( name );
813 // We should always get a number back from opacity
814 if ( name == "opacity" && ret == "" )
817 } else if ( elem.currentStyle ) {
818 var camelCase = name.replace(/\-(\w)/g, function(all, letter){
819 return letter.toUpperCase();
822 ret = elem.currentStyle[ name ] || elem.currentStyle[ camelCase ];
824 // From the awesome hack by Dean Edwards
825 // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
827 // If we're not dealing with a regular pixel number
828 // but a number that has a weird ending, we need to convert it to pixels
829 if ( !/^\d+(px)?$/i.test( ret ) && /^\d/.test( ret ) ) {
830 // Remember the original values
831 var left = style.left, rsLeft = elem.runtimeStyle.left;
833 // Put in the new values to get a computed value out
834 elem.runtimeStyle.left = elem.currentStyle.left;
835 style.left = ret || 0;
836 ret = style.pixelLeft + "px";
838 // Revert the changed values
840 elem.runtimeStyle.left = rsLeft;
847 clean: function( elems, context, fragment ) {
848 context = context || document;
850 // !context.createElement fails in IE with an error but returns typeof 'object'
851 if ( typeof context.createElement === "undefined" )
852 context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
854 // If a single string is passed in and it's a single tag
855 // just do a createElement and skip the rest
856 if ( !fragment && elems.length === 1 && typeof elems[0] === "string" ) {
857 var match = /^<(\w+)\s*\/?>$/.exec(elems[0]);
859 return [ context.createElement( match[1] ) ];
862 var ret = [], scripts = [], div = context.createElement("div");
864 jQuery.each(elems, function(i, elem){
865 if ( typeof elem === "number" )
871 // Convert html string into DOM nodes
872 if ( typeof elem === "string" ) {
873 // Fix "XHTML"-style tags in all browsers
874 elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){
875 return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ?
877 front + "></" + tag + ">";
880 // Trim whitespace, otherwise indexOf won't work as expected
881 var tags = elem.replace(/^\s+/, "").substring(0, 10).toLowerCase();
884 // option or optgroup
885 !tags.indexOf("<opt") &&
886 [ 1, "<select multiple='multiple'>", "</select>" ] ||
888 !tags.indexOf("<leg") &&
889 [ 1, "<fieldset>", "</fieldset>" ] ||
891 tags.match(/^<(thead|tbody|tfoot|colg|cap)/) &&
892 [ 1, "<table>", "</table>" ] ||
894 !tags.indexOf("<tr") &&
895 [ 2, "<table><tbody>", "</tbody></table>" ] ||
897 // <thead> matched above
898 (!tags.indexOf("<td") || !tags.indexOf("<th")) &&
899 [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ] ||
901 !tags.indexOf("<col") &&
902 [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ] ||
904 // IE can't serialize <link> and <script> tags normally
905 !jQuery.support.htmlSerialize &&
906 [ 1, "div<div>", "</div>" ] ||
910 // Go to html and back, then peel off extra wrappers
911 div.innerHTML = wrap[1] + elem + wrap[2];
913 // Move to the right depth
917 // Remove IE's autoinserted <tbody> from table fragments
918 if ( !jQuery.support.tbody ) {
920 // String was a <table>, *may* have spurious <tbody>
921 var hasBody = /<tbody/i.test(elem),
922 tbody = !tags.indexOf("<table") && !hasBody ?
923 div.firstChild && div.firstChild.childNodes :
925 // String was a bare <thead> or <tfoot>
926 wrap[1] == "<table>" && !hasBody ?
930 for ( var j = tbody.length - 1; j >= 0 ; --j )
931 if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length )
932 tbody[ j ].parentNode.removeChild( tbody[ j ] );
936 // IE completely kills leading whitespace when innerHTML is used
937 if ( !jQuery.support.leadingWhitespace && /^\s/.test( elem ) )
938 div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
940 elem = jQuery.makeArray( div.childNodes );
946 ret = jQuery.merge( ret, elem );
951 for ( var i = 0; ret[i]; i++ ) {
952 if ( jQuery.nodeName( ret[i], "script" ) && (!ret[i].type || ret[i].type.toLowerCase() === "text/javascript") ) {
953 scripts.push( ret[i].parentNode ? ret[i].parentNode.removeChild( ret[i] ) : ret[i] );
955 if ( ret[i].nodeType === 1 )
956 ret.splice.apply( ret, [i + 1, 0].concat(jQuery.makeArray(ret[i].getElementsByTagName("script"))) );
957 fragment.appendChild( ret[i] );
967 attr: function( elem, name, value ) {
968 // don't set attributes on text and comment nodes
969 if (!elem || elem.nodeType == 3 || elem.nodeType == 8)
972 var notxml = !jQuery.isXMLDoc( elem ),
973 // Whether we are setting (or getting)
974 set = value !== undefined;
976 // Try to normalize/fix the name
977 name = notxml && jQuery.props[ name ] || name;
979 // Only do all the following if this is a node (faster for style)
980 // IE elem.getAttribute passes even for style
981 if ( elem.tagName ) {
983 // These attributes require special treatment
984 var special = /href|src|style/.test( name );
986 // Safari mis-reports the default selected property of a hidden option
987 // Accessing the parent's selectedIndex property fixes it
988 if ( name == "selected" && elem.parentNode )
989 elem.parentNode.selectedIndex;
991 // If applicable, access the attribute via the DOM 0 way
992 if ( name in elem && notxml && !special ) {
994 // We can't allow the type property to be changed (since it causes problems in IE)
995 if ( name == "type" && jQuery.nodeName( elem, "input" ) && elem.parentNode )
996 throw "type property can't be changed";
998 elem[ name ] = value;
1001 // browsers index elements by id/name on forms, give priority to attributes.
1002 if( jQuery.nodeName( elem, "form" ) && elem.getAttributeNode(name) )
1003 return elem.getAttributeNode( name ).nodeValue;
1005 // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
1006 // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
1007 if ( name == "tabIndex" ) {
1008 var attributeNode = elem.getAttributeNode( "tabIndex" );
1009 return attributeNode && attributeNode.specified
1010 ? attributeNode.value
1011 : elem.nodeName.match(/(button|input|object|select|textarea)/i)
1013 : elem.nodeName.match(/^(a|area)$/i) && elem.href
1018 return elem[ name ];
1021 if ( !jQuery.support.style && notxml && name == "style" )
1022 return jQuery.attr( elem.style, "cssText", value );
1025 // convert the value to a string (all browsers do this but IE) see #1070
1026 elem.setAttribute( name, "" + value );
1028 var attr = !jQuery.support.hrefNormalized && notxml && special
1029 // Some attributes require a special call on IE
1030 ? elem.getAttribute( name, 2 )
1031 : elem.getAttribute( name );
1033 // Non-existent attributes return null, we normalize to undefined
1034 return attr === null ? undefined : attr;
1037 // elem is actually elem.style ... set the style
1039 // IE uses filters for opacity
1040 if ( !jQuery.support.opacity && name == "opacity" ) {
1042 // IE has trouble with opacity if it does not have layout
1043 // Force it by setting the zoom level
1046 // Set the alpha filter to set the opacity
1047 elem.filter = (elem.filter || "").replace( /alpha\([^)]*\)/, "" ) +
1048 (parseInt( value ) + '' == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
1051 return elem.filter && elem.filter.indexOf("opacity=") >= 0 ?
1052 (parseFloat( elem.filter.match(/opacity=([^)]*)/)[1] ) / 100) + '':
1056 name = name.replace(/-([a-z])/ig, function(all, letter){
1057 return letter.toUpperCase();
1061 elem[ name ] = value;
1063 return elem[ name ];
1066 trim: function( text ) {
1067 return (text || "").replace( /^\s+|\s+$/g, "" );
1070 makeArray: function( array ) {
1073 if( array != null ){
1074 var i = array.length;
1075 // The window, strings (and functions) also have 'length'
1076 if( i == null || typeof array === "string" || jQuery.isFunction(array) || array.setInterval )
1080 ret[--i] = array[i];
1086 inArray: function( elem, array ) {
1087 for ( var i = 0, length = array.length; i < length; i++ )
1088 // Use === because on IE, window == document
1089 if ( array[ i ] === elem )
1095 merge: function( first, second ) {
1096 // We have to loop this way because IE & Opera overwrite the length
1097 // expando of getElementsByTagName
1098 var i = 0, elem, pos = first.length;
1099 // Also, we need to make sure that the correct elements are being returned
1100 // (IE returns comment nodes in a '*' query)
1101 if ( !jQuery.support.getAll ) {
1102 while ( (elem = second[ i++ ]) != null )
1103 if ( elem.nodeType != 8 )
1104 first[ pos++ ] = elem;
1107 while ( (elem = second[ i++ ]) != null )
1108 first[ pos++ ] = elem;
1113 unique: function( array ) {
1114 var ret = [], done = {};
1118 for ( var i = 0, length = array.length; i < length; i++ ) {
1119 var id = jQuery.data( array[ i ] );
1121 if ( !done[ id ] ) {
1123 ret.push( array[ i ] );
1134 grep: function( elems, callback, inv ) {
1137 // Go through the array, only saving the items
1138 // that pass the validator function
1139 for ( var i = 0, length = elems.length; i < length; i++ )
1140 if ( !inv != !callback( elems[ i ], i ) )
1141 ret.push( elems[ i ] );
1146 map: function( elems, callback ) {
1149 // Go through the array, translating each of the items to their
1150 // new value (or values).
1151 for ( var i = 0, length = elems.length; i < length; i++ ) {
1152 var value = callback( elems[ i ], i );
1154 if ( value != null )
1155 ret[ ret.length ] = value;
1158 return ret.concat.apply( [], ret );
1162 // Use of jQuery.browser is deprecated.
1163 // It's included for backwards compatibility and plugins,
1164 // although they should work to migrate away.
1166 var userAgent = navigator.userAgent.toLowerCase();
1168 // Figure out what browser is being used
1170 version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [0,'0'])[1],
1171 safari: /webkit/.test( userAgent ),
1172 opera: /opera/.test( userAgent ),
1173 msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
1174 mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
1178 parent: function(elem){return elem.parentNode;},
1179 parents: function(elem){return jQuery.dir(elem,"parentNode");},
1180 next: function(elem){return jQuery.nth(elem,2,"nextSibling");},
1181 prev: function(elem){return jQuery.nth(elem,2,"previousSibling");},
1182 nextAll: function(elem){return jQuery.dir(elem,"nextSibling");},
1183 prevAll: function(elem){return jQuery.dir(elem,"previousSibling");},
1184 siblings: function(elem){return jQuery.sibling(elem.parentNode.firstChild,elem);},
1185 children: function(elem){return jQuery.sibling(elem.firstChild);},
1186 contents: function(elem){return jQuery.nodeName(elem,"iframe")?elem.contentDocument||elem.contentWindow.document:jQuery.makeArray(elem.childNodes);}
1187 }, function(name, fn){
1188 jQuery.fn[ name ] = function( selector ) {
1189 var ret = jQuery.map( this, fn );
1191 if ( selector && typeof selector == "string" )
1192 ret = jQuery.multiFilter( selector, ret );
1194 return this.pushStack( jQuery.unique( ret ), name, selector );
1200 prependTo: "prepend",
1201 insertBefore: "before",
1202 insertAfter: "after",
1203 replaceAll: "replaceWith"
1204 }, function(name, original){
1205 jQuery.fn[ name ] = function( selector ) {
1206 var ret = [], insert = jQuery( selector );
1208 for ( var i = 0, l = insert.length; i < l; i++ ) {
1209 var elems = (i > 0 ? this.clone(true) : this).get();
1210 jQuery.fn[ original ].apply( jQuery(insert[i]), elems );
1211 ret = ret.concat( elems );
1214 return this.pushStack( ret, name, selector );
1219 removeAttr: function( name ) {
1220 jQuery.attr( this, name, "" );
1221 if (this.nodeType == 1)
1222 this.removeAttribute( name );
1225 addClass: function( classNames ) {
1226 jQuery.className.add( this, classNames );
1229 removeClass: function( classNames ) {
1230 jQuery.className.remove( this, classNames );
1233 toggleClass: function( classNames, state ) {
1234 if( typeof state !== "boolean" )
1235 state = !jQuery.className.has( this, classNames );
1236 jQuery.className[ state ? "add" : "remove" ]( this, classNames );
1239 remove: function( selector ) {
1240 if ( !selector || jQuery.filter( selector, [ this ] ).length ) {
1241 // Prevent memory leaks
1242 jQuery( "*", this ).add([this]).each(function(){
1243 jQuery.event.remove(this);
1244 jQuery.removeData(this);
1246 if (this.parentNode)
1247 this.parentNode.removeChild( this );
1252 // Remove element nodes and prevent memory leaks
1253 jQuery(this).children().remove();
1255 // Remove any remaining nodes
1256 while ( this.firstChild )
1257 this.removeChild( this.firstChild );
1259 }, function(name, fn){
1260 jQuery.fn[ name ] = function(){
1261 return this.each( fn, arguments );
1265 // Helper function used by the dimensions and offset modules
1266 function num(elem, prop) {
1267 return elem[0] && parseInt( jQuery.curCSS(elem[0], prop, true), 10 ) || 0;
1269 var expando = "jQuery" + now(), uuid = 0, windowData = {};
1274 data: function( elem, name, data ) {
1275 elem = elem == window ?
1279 var id = elem[ expando ];
1281 // Compute a unique ID for the element
1283 id = elem[ expando ] = ++uuid;
1285 // Only generate the data cache if we're
1286 // trying to access or manipulate it
1287 if ( name && !jQuery.cache[ id ] )
1288 jQuery.cache[ id ] = {};
1290 // Prevent overriding the named cache with undefined values
1291 if ( data !== undefined )
1292 jQuery.cache[ id ][ name ] = data;
1294 // Return the named cache data, or the ID for the element
1296 jQuery.cache[ id ][ name ] :
1300 removeData: function( elem, name ) {
1301 elem = elem == window ?
1305 var id = elem[ expando ];
1307 // If we want to remove a specific section of the element's data
1309 if ( jQuery.cache[ id ] ) {
1310 // Remove the section of cache data
1311 delete jQuery.cache[ id ][ name ];
1313 // If we've removed all the data, remove the element's cache
1316 for ( name in jQuery.cache[ id ] )
1320 jQuery.removeData( elem );
1323 // Otherwise, we want to remove all of the element's data
1325 // Clean up the element expando
1327 delete elem[ expando ];
1329 // IE has trouble directly removing the expando
1330 // but it's ok with using removeAttribute
1331 if ( elem.removeAttribute )
1332 elem.removeAttribute( expando );
1335 // Completely remove the data cache
1336 delete jQuery.cache[ id ];
1339 queue: function( elem, type, data ) {
1342 type = (type || "fx") + "queue";
1344 var q = jQuery.data( elem, type );
1346 if ( !q || jQuery.isArray(data) )
1347 q = jQuery.data( elem, type, jQuery.makeArray(data) );
1355 dequeue: function( elem, type ){
1356 var queue = jQuery.queue( elem, type ),
1359 if( !type || type === "fx" )
1362 if( fn !== undefined )
1368 data: function( key, value ){
1369 var parts = key.split(".");
1370 parts[1] = parts[1] ? "." + parts[1] : "";
1372 if ( value === undefined ) {
1373 var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);
1375 if ( data === undefined && this.length )
1376 data = jQuery.data( this[0], key );
1378 return data === undefined && parts[1] ?
1379 this.data( parts[0] ) :
1382 return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function(){
1383 jQuery.data( this, key, value );
1387 removeData: function( key ){
1388 return this.each(function(){
1389 jQuery.removeData( this, key );
1392 queue: function(type, data){
1393 if ( typeof type !== "string" ) {
1398 if ( data === undefined )
1399 return jQuery.queue( this[0], type );
1401 return this.each(function(){
1402 var queue = jQuery.queue( this, type, data );
1404 if( type == "fx" && queue.length == 1 )
1405 queue[0].call(this);
1408 dequeue: function(type){
1409 return this.each(function(){
1410 jQuery.dequeue( this, type );
1414 * Sizzle CSS Selector Engine - v0.9.3
1415 * Copyright 2009, The Dojo Foundation
1416 * Released under the MIT, BSD, and GPL Licenses.
1417 * More information: http://sizzlejs.com/
1421 var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?/g,
1423 toString = Object.prototype.toString;
1425 var Sizzle = function(selector, context, results, seed) {
1426 results = results || [];
1427 context = context || document;
1429 if ( context.nodeType !== 1 && context.nodeType !== 9 )
1432 if ( !selector || typeof selector !== "string" ) {
1436 var parts = [], m, set, checkSet, check, mode, extra, prune = true;
1438 // Reset the position of the chunker regexp (start from head)
1439 chunker.lastIndex = 0;
1441 while ( (m = chunker.exec(selector)) !== null ) {
1445 extra = RegExp.rightContext;
1450 if ( parts.length > 1 && origPOS.exec( selector ) ) {
1451 if ( parts.length === 2 && Expr.relative[ parts[0] ] ) {
1452 set = posProcess( parts[0] + parts[1], context );
1454 set = Expr.relative[ parts[0] ] ?
1456 Sizzle( parts.shift(), context );
1458 while ( parts.length ) {
1459 selector = parts.shift();
1461 if ( Expr.relative[ selector ] )
1462 selector += parts.shift();
1464 set = posProcess( selector, set );
1469 { expr: parts.pop(), set: makeArray(seed) } :
1470 Sizzle.find( parts.pop(), parts.length === 1 && context.parentNode ? context.parentNode : context, isXML(context) );
1471 set = Sizzle.filter( ret.expr, ret.set );
1473 if ( parts.length > 0 ) {
1474 checkSet = makeArray(set);
1479 while ( parts.length ) {
1480 var cur = parts.pop(), pop = cur;
1482 if ( !Expr.relative[ cur ] ) {
1488 if ( pop == null ) {
1492 Expr.relative[ cur ]( checkSet, pop, isXML(context) );
1501 throw "Syntax error, unrecognized expression: " + (cur || selector);
1504 if ( toString.call(checkSet) === "[object Array]" ) {
1506 results.push.apply( results, checkSet );
1507 } else if ( context.nodeType === 1 ) {
1508 for ( var i = 0; checkSet[i] != null; i++ ) {
1509 if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) {
1510 results.push( set[i] );
1514 for ( var i = 0; checkSet[i] != null; i++ ) {
1515 if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
1516 results.push( set[i] );
1521 makeArray( checkSet, results );
1525 Sizzle( extra, context, results, seed );
1528 hasDuplicate = false;
1529 results.sort(sortOrder);
1531 if ( hasDuplicate ) {
1532 for ( var i = 1; i < results.length; i++ ) {
1533 if ( results[i] === results[i-1] ) {
1534 results.splice(i--, 1);
1544 Sizzle.matches = function(expr, set){
1545 return Sizzle(expr, null, null, set);
1548 Sizzle.find = function(expr, context, isXML){
1555 for ( var i = 0, l = Expr.order.length; i < l; i++ ) {
1556 var type = Expr.order[i], match;
1558 if ( (match = Expr.match[ type ].exec( expr )) ) {
1559 var left = RegExp.leftContext;
1561 if ( left.substr( left.length - 1 ) !== "\\" ) {
1562 match[1] = (match[1] || "").replace(/\\/g, "");
1563 set = Expr.find[ type ]( match, context, isXML );
1564 if ( set != null ) {
1565 expr = expr.replace( Expr.match[ type ], "" );
1573 set = context.getElementsByTagName("*");
1576 return {set: set, expr: expr};
1579 Sizzle.filter = function(expr, set, inplace, not){
1580 var old = expr, result = [], curLoop = set, match, anyFound,
1581 isXMLFilter = set && set[0] && isXML(set[0]);
1583 while ( expr && set.length ) {
1584 for ( var type in Expr.filter ) {
1585 if ( (match = Expr.match[ type ].exec( expr )) != null ) {
1586 var filter = Expr.filter[ type ], found, item;
1589 if ( curLoop == result ) {
1593 if ( Expr.preFilter[ type ] ) {
1594 match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter );
1597 anyFound = found = true;
1598 } else if ( match === true ) {
1604 for ( var i = 0; (item = curLoop[i]) != null; i++ ) {
1606 found = filter( item, match, i, curLoop );
1607 var pass = not ^ !!found;
1609 if ( inplace && found != null ) {
1615 } else if ( pass ) {
1616 result.push( item );
1623 if ( found !== undefined ) {
1628 expr = expr.replace( Expr.match[ type ], "" );
1639 // Improper expression
1640 if ( expr == old ) {
1641 if ( anyFound == null ) {
1642 throw "Syntax error, unrecognized expression: " + expr;
1654 var Expr = Sizzle.selectors = {
1655 order: [ "ID", "NAME", "TAG" ],
1657 ID: /#((?:[\w\u00c0-\uFFFF_-]|\\.)+)/,
1658 CLASS: /\.((?:[\w\u00c0-\uFFFF_-]|\\.)+)/,
1659 NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF_-]|\\.)+)['"]*\]/,
1660 ATTR: /\[\s*((?:[\w\u00c0-\uFFFF_-]|\\.)+)\s*(?:(\S?=)\s*(['"]*)(.*?)\3|)\s*\]/,
1661 TAG: /^((?:[\w\u00c0-\uFFFF\*_-]|\\.)+)/,
1662 CHILD: /:(only|nth|last|first)-child(?:\((even|odd|[\dn+-]*)\))?/,
1663 POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^-]|$)/,
1664 PSEUDO: /:((?:[\w\u00c0-\uFFFF_-]|\\.)+)(?:\((['"]*)((?:\([^\)]+\)|[^\2\(\)]*)+)\2\))?/
1667 "class": "className",
1671 href: function(elem){
1672 return elem.getAttribute("href");
1676 "+": function(checkSet, part, isXML){
1677 var isPartStr = typeof part === "string",
1678 isTag = isPartStr && !/\W/.test(part),
1679 isPartStrNotTag = isPartStr && !isTag;
1681 if ( isTag && !isXML ) {
1682 part = part.toUpperCase();
1685 for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
1686 if ( (elem = checkSet[i]) ) {
1687 while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}
1689 checkSet[i] = isPartStrNotTag || elem && elem.nodeName === part ?
1695 if ( isPartStrNotTag ) {
1696 Sizzle.filter( part, checkSet, true );
1699 ">": function(checkSet, part, isXML){
1700 var isPartStr = typeof part === "string";
1702 if ( isPartStr && !/\W/.test(part) ) {
1703 part = isXML ? part : part.toUpperCase();
1705 for ( var i = 0, l = checkSet.length; i < l; i++ ) {
1706 var elem = checkSet[i];
1708 var parent = elem.parentNode;
1709 checkSet[i] = parent.nodeName === part ? parent : false;
1713 for ( var i = 0, l = checkSet.length; i < l; i++ ) {
1714 var elem = checkSet[i];
1716 checkSet[i] = isPartStr ?
1718 elem.parentNode === part;
1723 Sizzle.filter( part, checkSet, true );
1727 "": function(checkSet, part, isXML){
1728 var doneName = done++, checkFn = dirCheck;
1730 if ( !part.match(/\W/) ) {
1731 var nodeCheck = part = isXML ? part : part.toUpperCase();
1732 checkFn = dirNodeCheck;
1735 checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML);
1737 "~": function(checkSet, part, isXML){
1738 var doneName = done++, checkFn = dirCheck;
1740 if ( typeof part === "string" && !part.match(/\W/) ) {
1741 var nodeCheck = part = isXML ? part : part.toUpperCase();
1742 checkFn = dirNodeCheck;
1745 checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML);
1749 ID: function(match, context, isXML){
1750 if ( typeof context.getElementById !== "undefined" && !isXML ) {
1751 var m = context.getElementById(match[1]);
1752 return m ? [m] : [];
1755 NAME: function(match, context, isXML){
1756 if ( typeof context.getElementsByName !== "undefined" ) {
1757 var ret = [], results = context.getElementsByName(match[1]);
1759 for ( var i = 0, l = results.length; i < l; i++ ) {
1760 if ( results[i].getAttribute("name") === match[1] ) {
1761 ret.push( results[i] );
1765 return ret.length === 0 ? null : ret;
1768 TAG: function(match, context){
1769 return context.getElementsByTagName(match[1]);
1773 CLASS: function(match, curLoop, inplace, result, not, isXML){
1774 match = " " + match[1].replace(/\\/g, "") + " ";
1780 for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) {
1782 if ( not ^ (elem.className && (" " + elem.className + " ").indexOf(match) >= 0) ) {
1784 result.push( elem );
1785 } else if ( inplace ) {
1793 ID: function(match){
1794 return match[1].replace(/\\/g, "");
1796 TAG: function(match, curLoop){
1797 for ( var i = 0; curLoop[i] === false; i++ ){}
1798 return curLoop[i] && isXML(curLoop[i]) ? match[1] : match[1].toUpperCase();
1800 CHILD: function(match){
1801 if ( match[1] == "nth" ) {
1802 // parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6'
1803 var test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
1804 match[2] == "even" && "2n" || match[2] == "odd" && "2n+1" ||
1805 !/\D/.test( match[2] ) && "0n+" + match[2] || match[2]);
1807 // calculate the numbers (first)n+(last) including if they are negative
1808 match[2] = (test[1] + (test[2] || 1)) - 0;
1809 match[3] = test[3] - 0;
1812 // TODO: Move to normal caching system
1817 ATTR: function(match, curLoop, inplace, result, not, isXML){
1818 var name = match[1].replace(/\\/g, "");
1820 if ( !isXML && Expr.attrMap[name] ) {
1821 match[1] = Expr.attrMap[name];
1824 if ( match[2] === "~=" ) {
1825 match[4] = " " + match[4] + " ";
1830 PSEUDO: function(match, curLoop, inplace, result, not){
1831 if ( match[1] === "not" ) {
1832 // If we're dealing with a complex expression, or a simple one
1833 if ( match[3].match(chunker).length > 1 || /^\w/.test(match[3]) ) {
1834 match[3] = Sizzle(match[3], null, null, curLoop);
1836 var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
1838 result.push.apply( result, ret );
1842 } else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) {
1848 POS: function(match){
1849 match.unshift( true );
1854 enabled: function(elem){
1855 return elem.disabled === false && elem.type !== "hidden";
1857 disabled: function(elem){
1858 return elem.disabled === true;
1860 checked: function(elem){
1861 return elem.checked === true;
1863 selected: function(elem){
1864 // Accessing this property makes selected-by-default
1865 // options in Safari work properly
1866 elem.parentNode.selectedIndex;
1867 return elem.selected === true;
1869 parent: function(elem){
1870 return !!elem.firstChild;
1872 empty: function(elem){
1873 return !elem.firstChild;
1875 has: function(elem, i, match){
1876 return !!Sizzle( match[3], elem ).length;
1878 header: function(elem){
1879 return /h\d/i.test( elem.nodeName );
1881 text: function(elem){
1882 return "text" === elem.type;
1884 radio: function(elem){
1885 return "radio" === elem.type;
1887 checkbox: function(elem){
1888 return "checkbox" === elem.type;
1890 file: function(elem){
1891 return "file" === elem.type;
1893 password: function(elem){
1894 return "password" === elem.type;
1896 submit: function(elem){
1897 return "submit" === elem.type;
1899 image: function(elem){
1900 return "image" === elem.type;
1902 reset: function(elem){
1903 return "reset" === elem.type;
1905 button: function(elem){
1906 return "button" === elem.type || elem.nodeName.toUpperCase() === "BUTTON";
1908 input: function(elem){
1909 return /input|select|textarea|button/i.test(elem.nodeName);
1913 first: function(elem, i){
1916 last: function(elem, i, match, array){
1917 return i === array.length - 1;
1919 even: function(elem, i){
1922 odd: function(elem, i){
1925 lt: function(elem, i, match){
1926 return i < match[3] - 0;
1928 gt: function(elem, i, match){
1929 return i > match[3] - 0;
1931 nth: function(elem, i, match){
1932 return match[3] - 0 == i;
1934 eq: function(elem, i, match){
1935 return match[3] - 0 == i;
1939 PSEUDO: function(elem, match, i, array){
1940 var name = match[1], filter = Expr.filters[ name ];
1943 return filter( elem, i, match, array );
1944 } else if ( name === "contains" ) {
1945 return (elem.textContent || elem.innerText || "").indexOf(match[3]) >= 0;
1946 } else if ( name === "not" ) {
1949 for ( var i = 0, l = not.length; i < l; i++ ) {
1950 if ( not[i] === elem ) {
1958 CHILD: function(elem, match){
1959 var type = match[1], node = elem;
1963 while (node = node.previousSibling) {
1964 if ( node.nodeType === 1 ) return false;
1966 if ( type == 'first') return true;
1969 while (node = node.nextSibling) {
1970 if ( node.nodeType === 1 ) return false;
1974 var first = match[2], last = match[3];
1976 if ( first == 1 && last == 0 ) {
1980 var doneName = match[0],
1981 parent = elem.parentNode;
1983 if ( parent && (parent.sizcache !== doneName || !elem.nodeIndex) ) {
1985 for ( node = parent.firstChild; node; node = node.nextSibling ) {
1986 if ( node.nodeType === 1 ) {
1987 node.nodeIndex = ++count;
1990 parent.sizcache = doneName;
1993 var diff = elem.nodeIndex - last;
1997 return ( diff % first == 0 && diff / first >= 0 );
2001 ID: function(elem, match){
2002 return elem.nodeType === 1 && elem.getAttribute("id") === match;
2004 TAG: function(elem, match){
2005 return (match === "*" && elem.nodeType === 1) || elem.nodeName === match;
2007 CLASS: function(elem, match){
2008 return (" " + (elem.className || elem.getAttribute("class")) + " ")
2009 .indexOf( match ) > -1;
2011 ATTR: function(elem, match){
2012 var name = match[1],
2013 result = Expr.attrHandle[ name ] ?
2014 Expr.attrHandle[ name ]( elem ) :
2015 elem[ name ] != null ?
2017 elem.getAttribute( name ),
2018 value = result + "",
2022 return result == null ?
2027 value.indexOf(check) >= 0 :
2029 (" " + value + " ").indexOf(check) >= 0 :
2031 value && result !== false :
2035 value.indexOf(check) === 0 :
2037 value.substr(value.length - check.length) === check :
2039 value === check || value.substr(0, check.length + 1) === check + "-" :
2042 POS: function(elem, match, i, array){
2043 var name = match[2], filter = Expr.setFilters[ name ];
2046 return filter( elem, i, match, array );
2052 var origPOS = Expr.match.POS;
2054 for ( var type in Expr.match ) {
2055 Expr.match[ type ] = RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source );
2058 var makeArray = function(array, results) {
2059 array = Array.prototype.slice.call( array );
2062 results.push.apply( results, array );
2069 // Perform a simple check to determine if the browser is capable of
2070 // converting a NodeList to an array using builtin methods.
2072 Array.prototype.slice.call( document.documentElement.childNodes );
2074 // Provide a fallback method if it does not work
2076 makeArray = function(array, results) {
2077 var ret = results || [];
2079 if ( toString.call(array) === "[object Array]" ) {
2080 Array.prototype.push.apply( ret, array );
2082 if ( typeof array.length === "number" ) {
2083 for ( var i = 0, l = array.length; i < l; i++ ) {
2084 ret.push( array[i] );
2087 for ( var i = 0; array[i]; i++ ) {
2088 ret.push( array[i] );
2099 if ( document.documentElement.compareDocumentPosition ) {
2100 sortOrder = function( a, b ) {
2101 var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
2103 hasDuplicate = true;
2107 } else if ( "sourceIndex" in document.documentElement ) {
2108 sortOrder = function( a, b ) {
2109 var ret = a.sourceIndex - b.sourceIndex;
2111 hasDuplicate = true;
2115 } else if ( document.createRange ) {
2116 sortOrder = function( a, b ) {
2117 var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
2118 aRange.selectNode(a);
2119 aRange.collapse(true);
2120 bRange.selectNode(b);
2121 bRange.collapse(true);
2122 var ret = aRange.compareBoundaryPoints(Range.START_TO_END, bRange);
2124 hasDuplicate = true;
2130 // Check to see if the browser returns elements by name when
2131 // querying by getElementById (and provide a workaround)
2133 // We're going to inject a fake input element with a specified name
2134 var form = document.createElement("form"),
2135 id = "script" + (new Date).getTime();
2136 form.innerHTML = "<input name='" + id + "'/>";
2138 // Inject it into the root element, check its status, and remove it quickly
2139 var root = document.documentElement;
2140 root.insertBefore( form, root.firstChild );
2142 // The workaround has to do additional checks after a getElementById
2143 // Which slows things down for other browsers (hence the branching)
2144 if ( !!document.getElementById( id ) ) {
2145 Expr.find.ID = function(match, context, isXML){
2146 if ( typeof context.getElementById !== "undefined" && !isXML ) {
2147 var m = context.getElementById(match[1]);
2148 return m ? m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? [m] : undefined : [];
2152 Expr.filter.ID = function(elem, match){
2153 var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");
2154 return elem.nodeType === 1 && node && node.nodeValue === match;
2158 root.removeChild( form );
2162 // Check to see if the browser returns only elements
2163 // when doing getElementsByTagName("*")
2165 // Create a fake element
2166 var div = document.createElement("div");
2167 div.appendChild( document.createComment("") );
2169 // Make sure no comments are found
2170 if ( div.getElementsByTagName("*").length > 0 ) {
2171 Expr.find.TAG = function(match, context){
2172 var results = context.getElementsByTagName(match[1]);
2174 // Filter out possible comments
2175 if ( match[1] === "*" ) {
2178 for ( var i = 0; results[i]; i++ ) {
2179 if ( results[i].nodeType === 1 ) {
2180 tmp.push( results[i] );
2191 // Check to see if an attribute returns normalized href attributes
2192 div.innerHTML = "<a href='#'></a>";
2193 if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" &&
2194 div.firstChild.getAttribute("href") !== "#" ) {
2195 Expr.attrHandle.href = function(elem){
2196 return elem.getAttribute("href", 2);
2201 if ( document.querySelectorAll ) (function(){
2202 var oldSizzle = Sizzle, div = document.createElement("div");
2203 div.innerHTML = "<p class='TEST'></p>";
2205 // Safari can't handle uppercase or unicode characters when
2207 if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
2211 Sizzle = function(query, context, extra, seed){
2212 context = context || document;
2214 // Only use querySelectorAll on non-XML documents
2215 // (ID selectors don't work in non-HTML documents)
2216 if ( !seed && context.nodeType === 9 && !isXML(context) ) {
2218 return makeArray( context.querySelectorAll(query), extra );
2222 return oldSizzle(query, context, extra, seed);
2225 Sizzle.find = oldSizzle.find;
2226 Sizzle.filter = oldSizzle.filter;
2227 Sizzle.selectors = oldSizzle.selectors;
2228 Sizzle.matches = oldSizzle.matches;
2231 if ( document.getElementsByClassName && document.documentElement.getElementsByClassName ) (function(){
2232 var div = document.createElement("div");
2233 div.innerHTML = "<div class='test e'></div><div class='test'></div>";
2235 // Opera can't find a second classname (in 9.6)
2236 if ( div.getElementsByClassName("e").length === 0 )
2239 // Safari caches class attributes, doesn't catch changes (in 3.2)
2240 div.lastChild.className = "e";
2242 if ( div.getElementsByClassName("e").length === 1 )
2245 Expr.order.splice(1, 0, "CLASS");
2246 Expr.find.CLASS = function(match, context, isXML) {
2247 if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) {
2248 return context.getElementsByClassName(match[1]);
2253 function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
2254 var sibDir = dir == "previousSibling" && !isXML;
2255 for ( var i = 0, l = checkSet.length; i < l; i++ ) {
2256 var elem = checkSet[i];
2258 if ( sibDir && elem.nodeType === 1 ){
2259 elem.sizcache = doneName;
2266 if ( elem.sizcache === doneName ) {
2267 match = checkSet[elem.sizset];
2271 if ( elem.nodeType === 1 && !isXML ){
2272 elem.sizcache = doneName;
2276 if ( elem.nodeName === cur ) {
2284 checkSet[i] = match;
2289 function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
2290 var sibDir = dir == "previousSibling" && !isXML;
2291 for ( var i = 0, l = checkSet.length; i < l; i++ ) {
2292 var elem = checkSet[i];
2294 if ( sibDir && elem.nodeType === 1 ) {
2295 elem.sizcache = doneName;
2302 if ( elem.sizcache === doneName ) {
2303 match = checkSet[elem.sizset];
2307 if ( elem.nodeType === 1 ) {
2309 elem.sizcache = doneName;
2312 if ( typeof cur !== "string" ) {
2313 if ( elem === cur ) {
2318 } else if ( Sizzle.filter( cur, [elem] ).length > 0 ) {
2327 checkSet[i] = match;
2332 var contains = document.compareDocumentPosition ? function(a, b){
2333 return a.compareDocumentPosition(b) & 16;
2335 return a !== b && (a.contains ? a.contains(b) : true);
2338 var isXML = function(elem){
2339 return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
2340 !!elem.ownerDocument && isXML( elem.ownerDocument );
2343 var posProcess = function(selector, context){
2344 var tmpSet = [], later = "", match,
2345 root = context.nodeType ? [context] : context;
2347 // Position selectors must be done after the filter
2348 // And so must :not(positional) so we move all PSEUDOs to the end
2349 while ( (match = Expr.match.PSEUDO.exec( selector )) ) {
2351 selector = selector.replace( Expr.match.PSEUDO, "" );
2354 selector = Expr.relative[selector] ? selector + "*" : selector;
2356 for ( var i = 0, l = root.length; i < l; i++ ) {
2357 Sizzle( selector, root[i], tmpSet );
2360 return Sizzle.filter( later, tmpSet );
2364 jQuery.find = Sizzle;
2365 jQuery.filter = Sizzle.filter;
2366 jQuery.expr = Sizzle.selectors;
2367 jQuery.expr[":"] = jQuery.expr.filters;
2369 Sizzle.selectors.filters.hidden = function(elem){
2370 return elem.offsetWidth === 0 || elem.offsetHeight === 0;
2373 Sizzle.selectors.filters.visible = function(elem){
2374 return elem.offsetWidth > 0 || elem.offsetHeight > 0;
2377 Sizzle.selectors.filters.animated = function(elem){
2378 return jQuery.grep(jQuery.timers, function(fn){
2379 return elem === fn.elem;
2383 jQuery.multiFilter = function( expr, elems, not ) {
2385 expr = ":not(" + expr + ")";
2388 return Sizzle.matches(expr, elems);
2391 jQuery.dir = function( elem, dir ){
2392 var matched = [], cur = elem[dir];
2393 while ( cur && cur != document ) {
2394 if ( cur.nodeType == 1 )
2395 matched.push( cur );
2401 jQuery.nth = function(cur, result, dir, elem){
2402 result = result || 1;
2405 for ( ; cur; cur = cur[dir] )
2406 if ( cur.nodeType == 1 && ++num == result )
2412 jQuery.sibling = function(n, elem){
2415 for ( ; n; n = n.nextSibling ) {
2416 if ( n.nodeType == 1 && n != elem )
2425 window.Sizzle = Sizzle;
2429 * A number of helper functions used for managing events.
2430 * Many of the ideas behind this code originated from
2431 * Dean Edwards' addEvent library.
2435 // Bind an event to an element
2436 // Original by Dean Edwards
2437 add: function(elem, types, handler, data) {
2438 if ( elem.nodeType == 3 || elem.nodeType == 8 )
2441 // For whatever reason, IE has trouble passing the window object
2442 // around, causing it to be cloned in the process
2443 if ( elem.setInterval && elem != window )
2446 // Make sure that the function being executed has a unique ID
2447 if ( !handler.guid )
2448 handler.guid = this.guid++;
2450 // if data is passed, bind to handler
2451 if ( data !== undefined ) {
2452 // Create temporary function pointer to original handler
2455 // Create unique handler function, wrapped around original handler
2456 handler = this.proxy( fn );
2458 // Store data in unique handler
2459 handler.data = data;
2462 // Init the element's event structure
2463 var events = jQuery.data(elem, "events") || jQuery.data(elem, "events", {}),
2464 handle = jQuery.data(elem, "handle") || jQuery.data(elem, "handle", function(){
2465 // Handle the second event of a trigger and when
2466 // an event is called after a page has unloaded
2467 return typeof jQuery !== "undefined" && !jQuery.event.triggered ?
2468 jQuery.event.handle.apply(arguments.callee.elem, arguments) :
2471 // Add elem as a property of the handle function
2472 // This is to prevent a memory leak with non-native
2476 // Handle multiple events separated by a space
2477 // jQuery(...).bind("mouseover mouseout", fn);
2478 jQuery.each(types.split(/\s+/), function(index, type) {
2479 // Namespaced event handlers
2480 var namespaces = type.split(".");
2481 type = namespaces.shift();
2482 handler.type = namespaces.slice().sort().join(".");
2484 // Get the current list of functions bound to this event
2485 var handlers = events[type];
2487 if ( jQuery.event.specialAll[type] )
2488 jQuery.event.specialAll[type].setup.call(elem, data, namespaces);
2490 // Init the event handler queue