2 * jQuery @VERSION - New Wave Javascript
4 * Copyright (c) 2008 John Resig (jquery.com)
5 * Dual licensed under the MIT (MIT-LICENSE.txt)
6 * and GPL (GPL-LICENSE.txt) licenses.
12 // Map over jQuery in case of overwrite
13 var _jQuery = window.jQuery,
14 // Map over the $ in case of overwrite
17 var jQuery = window.jQuery = window.$ = function( selector, context ) {
18 // The jQuery object is actually just the init constructor 'enhanced'
19 return new jQuery.fn.init( selector, context );
22 // A simple way to check for HTML strings or ID strings
23 // (both of which we optimize for)
24 var quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#([\w-]+)$/,
26 // Is it a simple selector
27 isSimple = /^.[^:#\[\.]*$/,
29 // Will speed up references to undefined, and allows munging its name.
32 jQuery.fn = jQuery.prototype = {
33 init: function( selector, context ) {
34 // Make sure that a selection was provided
35 selector = selector || document;
37 // Handle $(DOMElement)
38 if ( selector.nodeType ) {
41 this.context = selector;
44 // Handle HTML strings
45 if ( typeof selector === "string" ) {
46 // Are we dealing with HTML string or an ID?
47 var match = quickExpr.exec( selector );
49 // Verify a match, and that no context was specified for #id
50 if ( match && (match[1] || !context) ) {
52 // HANDLE: $(html) -> $(array)
54 selector = jQuery.clean( [ match[1] ], context );
58 var elem = document.getElementById( match[3] );
60 // Make sure an element was located
62 // Handle the case where IE and Opera return items
63 // by name instead of ID
64 if ( elem.id != match[3] )
65 return jQuery().find( selector );
67 // Otherwise, we inject the element directly into the jQuery object
68 var ret = jQuery( elem );
69 ret.context = document;
70 ret.selector = selector;
76 // HANDLE: $(expr, [context])
77 // (which is just equivalent to: $(content).find(expr)
79 return jQuery( context ).find( selector );
81 // HANDLE: $(function)
82 // Shortcut for document ready
83 } else if ( jQuery.isFunction( selector ) )
84 return jQuery( document )[ jQuery.fn.ready ? "ready" : "load" ]( selector );
86 return this.setArray(jQuery.makeArray(selector));
89 // Start with an empty selector
92 // The current version of jQuery being used
95 // The number of elements contained in the matched element set
100 // Get the Nth element in the matched element set OR
101 // Get the whole matched element set as a clean array
102 get: function( num ) {
103 return num === undefined ?
105 // Return a 'clean' array
106 jQuery.makeArray( this ) :
108 // Return just the object
112 // Take an array of elements and push it onto the stack
113 // (returning the new matched element set)
114 pushStack: function( elems, name, selector ) {
115 // Build a new jQuery matched element set
116 var ret = jQuery( elems );
118 // Add the old object onto the stack (as a reference)
119 ret.prevObject = this;
121 ret.context = this.context;
123 if ( name === "find" )
124 ret.selector = this.selector + (this.selector ? " " : "") + selector;
126 ret.selector = this.selector + "." + name + "(" + selector + ")";
128 // Return the newly-formed element set
132 // Force the current matched set of elements to become
133 // the specified array of elements (destroying the stack in the process)
134 // You should use pushStack() in order to do this, but maintain the stack
135 setArray: function( elems ) {
136 // Resetting the length to 0, then using the native Array push
137 // is a super-fast way to populate an object with array-like properties
139 Array.prototype.push.apply( this, elems );
144 // Execute a callback for every element in the matched set.
145 // (You can seed the arguments with an array of args, but this is
146 // only used internally.)
147 each: function( callback, args ) {
148 return jQuery.each( this, callback, args );
151 // Determine the position of an element within
152 // the matched set of elements
153 index: function( elem ) {
156 // Locate the position of the desired element
157 return jQuery.inArray(
158 // If it receives a jQuery object, the first element is used
159 elem && elem.jquery ? elem[0] : elem
163 attr: function( name, value, type ) {
166 // Look for the case where we're accessing a style value
167 if ( typeof name === "string" )
168 if ( value === undefined )
169 return this[0] && jQuery[ type || "attr" ]( this[0], name );
173 options[ name ] = value;
176 // Check to see if we're setting style values
177 return this.each(function(i){
178 // Set all the styles
179 for ( name in options )
184 name, jQuery.prop( this, options[ name ], type, i, name )
189 css: function( key, value ) {
190 // ignore negative width and height values
191 if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 )
193 return this.attr( key, value, "curCSS" );
196 text: function( text ) {
197 if ( typeof text !== "object" && text != null )
198 return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
202 jQuery.each( text || this, function(){
203 jQuery.each( this.childNodes, function(){
204 if ( this.nodeType != 8 )
205 ret += this.nodeType != 1 ?
207 jQuery.fn.text( [ this ] );
214 wrapAll: function( html ) {
216 // The elements to wrap the target around
217 jQuery( html, this[0].ownerDocument )
219 .insertBefore( this[0] )
223 while ( elem.firstChild )
224 elem = elem.firstChild;
233 wrapInner: function( html ) {
234 return this.each(function(){
235 jQuery( this ).contents().wrapAll( html );
239 wrap: function( html ) {
240 return this.each(function(){
241 jQuery( this ).wrapAll( html );
246 return this.domManip(arguments, true, function(elem){
247 if (this.nodeType == 1)
248 this.appendChild( elem );
252 prepend: function() {
253 return this.domManip(arguments, true, function(elem){
254 if (this.nodeType == 1)
255 this.insertBefore( elem, this.firstChild );
260 return this.domManip(arguments, false, function(elem){
261 this.parentNode.insertBefore( elem, this );
266 return this.domManip(arguments, false, function(elem){
267 this.parentNode.insertBefore( elem, this.nextSibling );
272 return this.prevObject || jQuery( [] );
275 find: function( selector ) {
276 var elems = jQuery.map(this, function(elem){
277 return jQuery.find( selector, elem );
280 return this.pushStack( /[^+>] [^+>]/.test( selector ) ?
281 jQuery.unique( elems ) :
282 elems, "find", selector );
285 clone: function( events ) {
287 var ret = this.map(function(){
288 if ( jQuery.browser.msie && !jQuery.isXMLDoc(this) ) {
289 // IE copies events bound via attachEvent when
290 // using cloneNode. Calling detachEvent on the
291 // clone will also remove the events from the orignal
292 // In order to get around this, we use innerHTML.
293 // Unfortunately, this means some modifications to
294 // attributes in IE that are actually only stored
295 // as properties will not be copied (such as the
296 // the name attribute on an input).
297 var clone = this.cloneNode(true),
298 container = document.createElement("div");
299 container.appendChild(clone);
300 return jQuery.clean([container.innerHTML])[0];
302 return this.cloneNode(true);
305 // Need to set the expando to null on the cloned set if it exists
306 // removeData doesn't work here, IE removes it from the original as well
307 // this is primarily for IE but the data expando shouldn't be copied over in any browser
308 var clone = ret.find("*").andSelf().each(function(){
309 if ( this[ expando ] !== undefined )
310 this[ expando ] = null;
313 // Copy the events from the original to the clone
314 if ( events === true )
315 this.find("*").andSelf().each(function(i){
316 if (this.nodeType == 3)
318 var events = jQuery.data( this, "events" );
320 for ( var type in events )
321 for ( var handler in events[ type ] )
322 jQuery.event.add( clone[ i ], type, events[ type ][ handler ], events[ type ][ handler ].data );
325 // Return the cloned set
329 filter: function( selector ) {
330 return this.pushStack(
331 jQuery.isFunction( selector ) &&
332 jQuery.grep(this, function(elem, i){
333 return selector.call( elem, i );
336 jQuery.multiFilter( selector, this ), "filter", selector );
339 not: function( selector ) {
340 if ( typeof selector === "string" )
341 // test special case where just one selector is passed in
342 if ( isSimple.test( selector ) )
343 return this.pushStack( jQuery.multiFilter( selector, this, true ), "not", selector );
345 selector = jQuery.multiFilter( selector, this );
347 var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
348 return this.filter(function() {
349 return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector;
353 add: function( selector ) {
354 return this.pushStack( jQuery.unique( jQuery.merge(
356 typeof selector === "string" ?
358 jQuery.makeArray( selector )
362 is: function( selector ) {
363 return !!selector && jQuery.multiFilter( selector, this ).length > 0;
366 hasClass: function( selector ) {
367 return !!selector && this.is( "." + selector );
370 val: function( value ) {
371 if ( value === undefined ) {
375 if( jQuery.nodeName( elem, 'option' ) )
376 return (elem.attributes.value || {}).specified ? elem.value : elem.text;
378 // We need to handle select boxes special
379 if ( jQuery.nodeName( elem, "select" ) ) {
380 var index = elem.selectedIndex,
382 options = elem.options,
383 one = elem.type == "select-one";
385 // Nothing was selected
389 // Loop through all the selected options
390 for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
391 var option = options[ i ];
393 if ( option.selected ) {
394 // Get the specifc value for the option
395 value = jQuery(option).val();
397 // We don't need an array for one selects
401 // Multi-Selects return an array
402 values.push( value );
409 // Everything else, we just grab the value
410 return (elem.value || "").replace(/\r/g, "");
417 if ( typeof value === "number" )
420 return this.each(function(){
421 if ( this.nodeType != 1 )
424 if ( jQuery.isArray(value) && /radio|checkbox/.test( this.type ) )
425 this.checked = (jQuery.inArray(this.value, value) >= 0 ||
426 jQuery.inArray(this.name, value) >= 0);
428 else if ( jQuery.nodeName( this, "select" ) ) {
429 var values = jQuery.makeArray(value);
431 jQuery( "option", this ).each(function(){
432 this.selected = (jQuery.inArray( this.value, values ) >= 0 ||
433 jQuery.inArray( this.text, values ) >= 0);
436 if ( !values.length )
437 this.selectedIndex = -1;
444 html: function( value ) {
445 return value === undefined ?
449 this.empty().append( value );
452 replaceWith: function( value ) {
453 return this.after( value ).remove();
457 return this.slice( i, +i + 1 );
461 return this.pushStack( Array.prototype.slice.apply( this, arguments ),
462 "slice", Array.prototype.slice.call(arguments).join(",") );
465 map: function( callback ) {
466 return this.pushStack( jQuery.map(this, function(elem, i){
467 return callback.call( elem, i, elem );
471 andSelf: function() {
472 return this.add( this.prevObject );
475 data: function( key, value ){
476 var parts = key.split(".");
477 parts[1] = parts[1] ? "." + parts[1] : "";
479 if ( value === undefined ) {
480 var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);
482 if ( data === undefined && this.length )
483 data = jQuery.data( this[0], key );
485 return data === undefined && parts[1] ?
486 this.data( parts[0] ) :
489 return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function(){
490 jQuery.data( this, key, value );
494 removeData: function( key ){
495 return this.each(function(){
496 jQuery.removeData( this, key );
500 domManip: function( args, table, callback ) {
502 var fragment = document.createDocumentFragment(),
503 scripts = jQuery.clean( args, this[0].ownerDocument, fragment ),
504 first = fragment.firstChild;
507 for ( var i = 0, l = this.length; i < l; i++ )
508 callback.call( root(this[i], first), this.length > 1 ? fragment.cloneNode(true) : fragment );
511 jQuery.each( scripts, evalScript );
516 function root( elem, cur ) {
517 return table && jQuery.nodeName(elem, "table") && jQuery.nodeName(cur, "tr") ?
518 (elem.getElementsByTagName("tbody")[0] ||
519 elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
525 // Give the init function the jQuery prototype for later instantiation
526 jQuery.fn.init.prototype = jQuery.fn;
528 function evalScript( i, elem ) {
537 jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
539 if ( elem.parentNode )
540 elem.parentNode.removeChild( elem );
547 jQuery.extend = jQuery.fn.extend = function() {
548 // copy reference to target object
549 var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options;
551 // Handle a deep copy situation
552 if ( typeof target === "boolean" ) {
554 target = arguments[1] || {};
555 // skip the boolean and the target
559 // Handle case when target is a string or something (possible in deep copy)
560 if ( typeof target !== "object" && !jQuery.isFunction(target) )
563 // extend jQuery itself if only one argument is passed
569 for ( ; i < length; i++ )
570 // Only deal with non-null/undefined values
571 if ( (options = arguments[ i ]) != null )
572 // Extend the base object
573 for ( var name in options ) {
574 var src = target[ name ], copy = options[ name ];
576 // Prevent never-ending loop
577 if ( target === copy )
580 // Recurse if we're merging object values
581 if ( deep && copy && typeof copy === "object" && !copy.nodeType )
582 target[ name ] = jQuery.extend( deep,
583 // Never move original objects, clone them
584 src || ( copy.length != null ? [ ] : { } )
587 // Don't bring in undefined values
588 else if ( copy !== undefined )
589 target[ name ] = copy;
593 // Return the modified object
597 var expando = "jQuery" + now(), uuid = 0, windowData = {},
598 // exclude the following css properties to add px
599 exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i,
601 defaultView = document.defaultView || {},
602 toString = Object.prototype.toString;
605 noConflict: function( deep ) {
609 window.jQuery = _jQuery;
614 // See test/unit/core.js for details concerning isFunction.
615 // Since version 1.3, DOM methods and functions like alert
616 // aren't supported. They return false on IE (#2968).
617 isFunction: function( obj ) {
618 return toString.call(obj) === "[object Function]";
621 isArray: function( obj ) {
622 return toString.call(obj) === "[object Array]";
625 // check if an element is in a (or is an) XML document
626 isXMLDoc: function( elem ) {
627 return elem.documentElement && !elem.body ||
628 elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
631 // Evalulates a script in a global context
632 globalEval: function( data ) {
633 data = jQuery.trim( data );
636 // Inspired by code by Andrea Giammarchi
637 // http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
638 var head = document.getElementsByTagName("head")[0] || document.documentElement,
639 script = document.createElement("script");
641 script.type = "text/javascript";
642 if ( jQuery.browser.msie )
645 script.appendChild( document.createTextNode( data ) );
647 // Use insertBefore instead of appendChild to circumvent an IE6 bug.
648 // This arises when a base node is used (#2709).
649 head.insertBefore( script, head.firstChild );
650 head.removeChild( script );
654 nodeName: function( elem, name ) {
655 return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
660 data: function( elem, name, data ) {
661 elem = elem == window ?
665 var id = elem[ expando ];
667 // Compute a unique ID for the element
669 id = elem[ expando ] = ++uuid;
671 // Only generate the data cache if we're
672 // trying to access or manipulate it
673 if ( name && !jQuery.cache[ id ] )
674 jQuery.cache[ id ] = {};
676 // Prevent overriding the named cache with undefined values
677 if ( data !== undefined )
678 jQuery.cache[ id ][ name ] = data;
680 // Return the named cache data, or the ID for the element
682 jQuery.cache[ id ][ name ] || null :
686 removeData: function( elem, name ) {
687 elem = elem == window ?
691 var id = elem[ expando ];
693 // If we want to remove a specific section of the element's data
695 if ( jQuery.cache[ id ] ) {
696 // Remove the section of cache data
697 delete jQuery.cache[ id ][ name ];
699 // If we've removed all the data, remove the element's cache
702 for ( name in jQuery.cache[ id ] )
706 jQuery.removeData( elem );
709 // Otherwise, we want to remove all of the element's data
711 // Clean up the element expando
713 delete elem[ expando ];
715 // IE has trouble directly removing the expando
716 // but it's ok with using removeAttribute
717 if ( elem.removeAttribute )
718 elem.removeAttribute( expando );
721 // Completely remove the data cache
722 delete jQuery.cache[ id ];
726 // args is for internal usage only
727 each: function( object, callback, args ) {
728 var name, i = 0, length = object.length;
731 if ( length === undefined ) {
732 for ( name in object )
733 if ( callback.apply( object[ name ], args ) === false )
736 for ( ; i < length; )
737 if ( callback.apply( object[ i++ ], args ) === false )
740 // A special, fast, case for the most common use of each
742 if ( length === undefined ) {
743 for ( name in object )
744 if ( callback.call( object[ name ], name, object[ name ] ) === false )
747 for ( var value = object[0];
748 i < length && callback.call( value, i, value ) !== false; value = object[++i] ){}
754 prop: function( elem, value, type, i, name ) {
755 // Handle executable functions
756 if ( jQuery.isFunction( value ) )
757 value = value.call( elem, i );
759 // Handle passing in a number to a CSS property
760 return typeof value === "number" && type == "curCSS" && !exclude.test( name ) ?
766 // internal only, use addClass("class")
767 add: function( elem, classNames ) {
768 jQuery.each((classNames || "").split(/\s+/), function(i, className){
769 if ( elem.nodeType == 1 && !jQuery.className.has( elem.className, className ) )
770 elem.className += (elem.className ? " " : "") + className;
774 // internal only, use removeClass("class")
775 remove: function( elem, classNames ) {
776 if (elem.nodeType == 1)
777 elem.className = classNames !== undefined ?
778 jQuery.grep(elem.className.split(/\s+/), function(className){
779 return !jQuery.className.has( classNames, className );
784 // internal only, use hasClass("class")
785 has: function( elem, className ) {
786 return jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
790 // A method for quickly swapping in/out CSS properties to get correct calculations
791 swap: function( elem, options, callback ) {
793 // Remember the old values, and insert the new ones
794 for ( var name in options ) {
795 old[ name ] = elem.style[ name ];
796 elem.style[ name ] = options[ name ];
799 callback.call( elem );
801 // Revert the old values
802 for ( var name in options )
803 elem.style[ name ] = old[ name ];
806 css: function( elem, name, force ) {
807 if ( name == "width" || name == "height" ) {
808 var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ];
811 val = name == "width" ? elem.offsetWidth : elem.offsetHeight;
812 var padding = 0, border = 0;
813 jQuery.each( which, function() {
814 padding += parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
815 border += parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
817 val -= Math.round(padding + border);
820 if ( jQuery(elem).is(":visible") )
823 jQuery.swap( elem, props, getWH );
825 return Math.max(0, val);
828 return jQuery.curCSS( elem, name, force );
831 curCSS: function( elem, name, force ) {
832 var ret, style = elem.style;
834 // A helper method for determining if an element's values are broken
835 function color( elem ) {
836 if ( !jQuery.browser.safari )
839 // defaultView is cached
840 var ret = defaultView.getComputedStyle( elem, null );
841 return !ret || ret.getPropertyValue("color") == "";
844 // We need to handle opacity special in IE
845 if ( name == "opacity" && jQuery.browser.msie ) {
846 ret = jQuery.attr( style, "opacity" );
852 // Opera sometimes will give the wrong display answer, this fixes it, see #2037
853 if ( jQuery.browser.opera && name == "display" ) {
854 var save = style.outline;
855 style.outline = "0 solid black";
856 style.outline = save;
859 // Make sure we're using the right name for getting the float value
860 if ( name.match( /float/i ) )
863 if ( !force && style && style[ name ] )
866 else if ( defaultView.getComputedStyle ) {
868 // Only "float" is needed here
869 if ( name.match( /float/i ) )
872 name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase();
874 var computedStyle = defaultView.getComputedStyle( elem, null );
876 if ( computedStyle && !color( elem ) )
877 ret = computedStyle.getPropertyValue( name );
879 // If the element isn't reporting its values properly in Safari
880 // then some display: none elements are involved
882 var swap = [], stack = [], a = elem, i = 0;
884 // Locate all of the parent display: none elements
885 for ( ; a && color(a); a = a.parentNode )
888 // Go through and make them visible, but in reverse
889 // (It would be better if we knew the exact display type that they had)
890 for ( ; i < stack.length; i++ )
891 if ( color( stack[ i ] ) ) {
892 swap[ i ] = stack[ i ].style.display;
893 stack[ i ].style.display = "block";
896 // Since we flip the display style, we have to handle that
897 // one special, otherwise get the value
898 ret = name == "display" && swap[ stack.length - 1 ] != null ?
900 ( computedStyle && computedStyle.getPropertyValue( name ) ) || "";
902 // Finally, revert the display styles back
903 for ( i = 0; i < swap.length; i++ )
904 if ( swap[ i ] != null )
905 stack[ i ].style.display = swap[ i ];
908 // We should always get a number back from opacity
909 if ( name == "opacity" && ret == "" )
912 } else if ( elem.currentStyle ) {
913 var camelCase = name.replace(/\-(\w)/g, function(all, letter){
914 return letter.toUpperCase();
917 ret = elem.currentStyle[ name ] || elem.currentStyle[ camelCase ];
919 // From the awesome hack by Dean Edwards
920 // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
922 // If we're not dealing with a regular pixel number
923 // but a number that has a weird ending, we need to convert it to pixels
924 if ( !/^\d+(px)?$/i.test( ret ) && /^\d/.test( ret ) ) {
925 // Remember the original values
926 var left = style.left, rsLeft = elem.runtimeStyle.left;
928 // Put in the new values to get a computed value out
929 elem.runtimeStyle.left = elem.currentStyle.left;
930 style.left = ret || 0;
931 ret = style.pixelLeft + "px";
933 // Revert the changed values
935 elem.runtimeStyle.left = rsLeft;
942 clean: function( elems, context, fragment ) {
943 var ret = [], scripts = [];
944 context = context || document;
946 // !context.createElement fails in IE with an error but returns typeof 'object'
947 if ( typeof context.createElement === "undefined" )
948 context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
950 jQuery.each(elems, function(i, elem){
951 if ( typeof elem === "number" )
957 // Convert html string into DOM nodes
958 if ( typeof elem === "string" ) {
959 // Fix "XHTML"-style tags in all browsers
960 elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){
961 return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ?
963 front + "></" + tag + ">";
966 // Trim whitespace, otherwise indexOf won't work as expected
967 var tags = jQuery.trim( elem ).toLowerCase(), div = context.createElement("div");
970 // option or optgroup
971 !tags.indexOf("<opt") &&
972 [ 1, "<select multiple='multiple'>", "</select>" ] ||
974 !tags.indexOf("<leg") &&
975 [ 1, "<fieldset>", "</fieldset>" ] ||
977 tags.match(/^<(thead|tbody|tfoot|colg|cap)/) &&
978 [ 1, "<table>", "</table>" ] ||
980 !tags.indexOf("<tr") &&
981 [ 2, "<table><tbody>", "</tbody></table>" ] ||
983 // <thead> matched above
984 (!tags.indexOf("<td") || !tags.indexOf("<th")) &&
985 [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ] ||
987 !tags.indexOf("<col") &&
988 [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ] ||
990 // IE can't serialize <link> and <script> tags normally
991 jQuery.browser.msie &&
992 [ 1, "div<div>", "</div>" ] ||
996 // Go to html and back, then peel off extra wrappers
997 div.innerHTML = wrap[1] + elem + wrap[2];
999 // Move to the right depth
1001 div = div.lastChild;
1003 // Remove IE's autoinserted <tbody> from table fragments
1004 if ( jQuery.browser.msie ) {
1006 // String was a <table>, *may* have spurious <tbody>
1007 var tbody = !tags.indexOf("<table") && tags.indexOf("<tbody") < 0 ?
1008 div.firstChild && div.firstChild.childNodes :
1010 // String was a bare <thead> or <tfoot>
1011 wrap[1] == "<table>" && tags.indexOf("<tbody") < 0 ?
1015 for ( var j = tbody.length - 1; j >= 0 ; --j )
1016 if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length )
1017 tbody[ j ].parentNode.removeChild( tbody[ j ] );
1019 // IE completely kills leading whitespace when innerHTML is used
1020 if ( /^\s/.test( elem ) )
1021 div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
1026 var found = div.getElementsByTagName("script");
1028 while ( found.length ) {
1029 scripts.push( found[0] );
1030 found[0].parentNode.removeChild( found[0] );
1034 elem = jQuery.makeArray( div.childNodes );
1037 if ( elem.nodeType )
1040 ret = jQuery.merge( ret, elem );
1045 for ( var i = 0; ret[i]; i++ ) {
1046 if ( jQuery.nodeName( ret[i], "script" ) ) {
1047 ret[i].parentNode.removeChild( ret[i] );
1049 if ( ret[i].nodeType === 1 )
1050 ret = jQuery.merge( ret, ret[i].getElementsByTagName("script"));
1051 fragment.appendChild( ret[i] );
1061 attr: function( elem, name, value ) {
1062 // don't set attributes on text and comment nodes
1063 if (!elem || elem.nodeType == 3 || elem.nodeType == 8)
1066 var notxml = !jQuery.isXMLDoc( elem ),
1067 // Whether we are setting (or getting)
1068 set = value !== undefined,
1069 msie = jQuery.browser.msie;
1071 // Try to normalize/fix the name
1072 name = notxml && jQuery.props[ name ] || name;
1074 // Only do all the following if this is a node (faster for style)
1075 // IE elem.getAttribute passes even for style
1076 if ( elem.tagName ) {
1078 // These attributes require special treatment
1079 var special = /href|src|style/.test( name );
1081 // Safari mis-reports the default selected property of a hidden option
1082 // Accessing the parent's selectedIndex property fixes it
1083 if ( name == "selected" && jQuery.browser.safari )
1084 elem.parentNode.selectedIndex;
1086 // If applicable, access the attribute via the DOM 0 way
1087 if ( name in elem && notxml && !special ) {
1089 // We can't allow the type property to be changed (since it causes problems in IE)
1090 if ( name == "type" && jQuery.nodeName( elem, "input" ) && elem.parentNode )
1091 throw "type property can't be changed";
1093 elem[ name ] = value;
1096 // browsers index elements by id/name on forms, give priority to attributes.
1097 if( jQuery.nodeName( elem, "form" ) && elem.getAttributeNode(name) )
1098 return elem.getAttributeNode( name ).nodeValue;
1100 return elem[ name ];
1103 if ( msie && notxml && name == "style" )
1104 return jQuery.attr( elem.style, "cssText", value );
1107 // convert the value to a string (all browsers do this but IE) see #1070
1108 elem.setAttribute( name, "" + value );
1110 var attr = msie && notxml && special
1111 // Some attributes require a special call on IE
1112 ? elem.getAttribute( name, 2 )
1113 : elem.getAttribute( name );
1115 // Non-existent attributes return null, we normalize to undefined
1116 return attr === null ? undefined : attr;
1119 // elem is actually elem.style ... set the style
1121 // IE uses filters for opacity
1122 if ( msie && name == "opacity" ) {
1124 // IE has trouble with opacity if it does not have layout
1125 // Force it by setting the zoom level
1128 // Set the alpha filter to set the opacity
1129 elem.filter = (elem.filter || "").replace( /alpha\([^)]*\)/, "" ) +
1130 (parseInt( value ) + '' == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
1133 return elem.filter && elem.filter.indexOf("opacity=") >= 0 ?
1134 (parseFloat( elem.filter.match(/opacity=([^)]*)/)[1] ) / 100) + '':
1138 name = name.replace(/-([a-z])/ig, function(all, letter){
1139 return letter.toUpperCase();
1143 elem[ name ] = value;
1145 return elem[ name ];
1148 trim: function( text ) {
1149 return (text || "").replace( /^\s+|\s+$/g, "" );
1152 makeArray: function( array ) {
1155 if( array != null ){
1156 var i = array.length;
1157 // The window, strings (and functions) also have 'length'
1158 if( i == null || typeof array === "string" || jQuery.isFunction(array) || array.setInterval )
1162 ret[--i] = array[i];
1168 inArray: function( elem, array ) {
1169 for ( var i = 0, length = array.length; i < length; i++ )
1170 // Use === because on IE, window == document
1171 if ( array[ i ] === elem )
1177 merge: function( first, second ) {
1178 // We have to loop this way because IE & Opera overwrite the length
1179 // expando of getElementsByTagName
1180 var i = 0, elem, pos = first.length;
1181 // Also, we need to make sure that the correct elements are being returned
1182 // (IE returns comment nodes in a '*' query)
1183 if ( jQuery.browser.msie ) {
1184 while ( (elem = second[ i++ ]) )
1185 if ( elem.nodeType != 8 )
1186 first[ pos++ ] = elem;
1189 while ( (elem = second[ i++ ]) )
1190 first[ pos++ ] = elem;
1195 unique: function( array ) {
1196 var ret = [], done = {};
1200 for ( var i = 0, length = array.length; i < length; i++ ) {
1201 var id = jQuery.data( array[ i ] );
1203 if ( !done[ id ] ) {
1205 ret.push( array[ i ] );
1216 grep: function( elems, callback, inv ) {
1219 // Go through the array, only saving the items
1220 // that pass the validator function
1221 for ( var i = 0, length = elems.length; i < length; i++ )
1222 if ( !inv != !callback( elems[ i ], i ) )
1223 ret.push( elems[ i ] );
1228 map: function( elems, callback ) {
1231 // Go through the array, translating each of the items to their
1232 // new value (or values).
1233 for ( var i = 0, length = elems.length; i < length; i++ ) {
1234 var value = callback( elems[ i ], i );
1236 if ( value != null )
1237 ret[ ret.length ] = value;
1240 return ret.concat.apply( [], ret );
1244 var userAgent = navigator.userAgent.toLowerCase();
1246 // Figure out what browser is being used
1248 version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [0,'0'])[1],
1249 safari: /webkit/.test( userAgent ),
1250 opera: /opera/.test( userAgent ),
1251 msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
1252 mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
1255 var styleFloat = jQuery.browser.msie ?
1260 // Check to see if the W3C box model is being used
1261 boxModel: !jQuery.browser.msie || document.compatMode == "CSS1Compat",
1265 "class": "className",
1266 "float": styleFloat,
1267 cssFloat: styleFloat,
1268 styleFloat: styleFloat,
1269 readonly: "readOnly",
1270 maxlength: "maxLength",
1271 cellspacing: "cellSpacing",
1277 parent: function(elem){return elem.parentNode;},
1278 parents: function(elem){return jQuery.dir(elem,"parentNode");},
1279 next: function(elem){return jQuery.nth(elem,2,"nextSibling");},
1280 prev: function(elem){return jQuery.nth(elem,2,"previousSibling");},
1281 nextAll: function(elem){return jQuery.dir(elem,"nextSibling");},
1282 prevAll: function(elem){return jQuery.dir(elem,"previousSibling");},
1283 siblings: function(elem){return jQuery.sibling(elem.parentNode.firstChild,elem);},
1284 children: function(elem){return jQuery.sibling(elem.firstChild);},
1285 contents: function(elem){return jQuery.nodeName(elem,"iframe")?elem.contentDocument||elem.contentWindow.document:jQuery.makeArray(elem.childNodes);}
1286 }, function(name, fn){
1287 jQuery.fn[ name ] = function( selector ) {
1288 var ret = jQuery.map( this, fn );
1290 if ( selector && typeof selector == "string" )
1291 ret = jQuery.multiFilter( selector, ret );
1293 return this.pushStack( jQuery.unique( ret ), name, selector );
1299 prependTo: "prepend",
1300 insertBefore: "before",
1301 insertAfter: "after",
1302 replaceAll: "replaceWith"
1303 }, function(name, original){
1304 jQuery.fn[ name ] = function() {
1305 var args = arguments;
1307 return this.each(function(){
1308 for ( var i = 0, length = args.length; i < length; i++ )
1309 jQuery( args[ i ] )[ original ]( this );
1315 removeAttr: function( name ) {
1316 jQuery.attr( this, name, "" );
1317 if (this.nodeType == 1)
1318 this.removeAttribute( name );
1321 addClass: function( classNames ) {
1322 jQuery.className.add( this, classNames );
1325 removeClass: function( classNames ) {
1326 jQuery.className.remove( this, classNames );
1329 toggleClass: function( classNames ) {
1330 jQuery.className[ jQuery.className.has( this, classNames ) ? "remove" : "add" ]( this, classNames );
1333 remove: function( selector ) {
1334 if ( !selector || jQuery.filter( selector, [ this ] ).r.length ) {
1335 // Prevent memory leaks
1336 jQuery( "*", this ).add([this]).each(function(){
1337 jQuery.event.remove(this);
1338 jQuery.removeData(this);
1340 if (this.parentNode)
1341 this.parentNode.removeChild( this );
1346 // Remove element nodes and prevent memory leaks
1347 jQuery( ">*", this ).remove();
1349 // Remove any remaining nodes
1350 while ( this.firstChild )
1351 this.removeChild( this.firstChild );
1353 }, function(name, fn){
1354 jQuery.fn[ name ] = function(){
1355 return this.each( fn, arguments );
1359 jQuery.each([ "Height", "Width" ], function(i, name){
1360 var type = name.toLowerCase();
1362 jQuery.fn[ type ] = function( size ) {
1363 // Get window width or height
1364 return this[0] == window ?
1365 // Opera reports document.body.client[Width/Height] properly in both quirks and standards
1366 jQuery.browser.opera && document.body.parentNode[ "client" + name ] ||
1368 // Safari reports inner[Width/Height] just fine (Mozilla and Opera include scroll bar widths)
1369 jQuery.browser.safari && window[ "inner" + name ] ||
1371 // Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
1372 document.compatMode == "CSS1Compat" && document.documentElement[ "client" + name ] || document.body[ "client" + name ] :
1374 // Get document width or height
1375 this[0] == document ?
1376 // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
1378 Math.max(document.body["scroll" + name], document.documentElement["scroll" + name]),
1379 Math.max(document.body["offset" + name], document.documentElement["offset" + name])
1382 // Get or set width or height on the element
1383 size === undefined ?
1384 // Get width or height on the element
1385 (this.length ? jQuery.css( this[0], type ) : null) :
1387 // Set the width or height on the element (default to pixels if value is unitless)
1388 this.css( type, typeof size === "string" ? size : size + "px" );
1392 // Helper function used by the dimensions and offset modules
1393 function num(elem, prop) {
1394 return elem[0] && parseInt( jQuery.curCSS(elem[0], prop, true), 10 ) || 0;