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
14 var _jQuery = window.jQuery;
16 var jQuery = window.jQuery = function( selector, context ) {
17 // The jQuery object is actually just the init constructor 'enhanced'
18 return new jQuery.prototype.init( selector, context );
21 // Map over the $ in case of overwrite
25 // Map the jQuery namespace to the '$' one
28 // A simple way to check for HTML strings or ID strings
29 // (both of which we optimize for)
30 var quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#(\w+)$/;
32 // Is it a simple selector
33 var 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 ) {
46 // Handle HTML strings
47 } else if ( typeof selector == "string" ) {
48 // Are we dealing with HTML string or an ID?
49 var match = quickExpr.exec( selector );
51 // Verify a match, and that no context was specified for #id
52 if ( match && (match[1] || !context) ) {
54 // HANDLE: $(html) -> $(array)
56 selector = jQuery.clean( [ match[1] ], context );
60 var elem = document.getElementById( match[3] );
62 // Make sure an element was located
64 // Handle the case where IE and Opera return items
65 // by name instead of ID
66 if ( elem.id != match[3] )
67 return jQuery().find( selector );
69 // Otherwise, we inject the element directly into the jQuery object
80 // HANDLE: $(expr, [context])
81 // (which is just equivalent to: $(content).find(expr)
83 return new jQuery( context ).find( selector );
85 // HANDLE: $(function)
86 // Shortcut for document ready
87 } else if ( jQuery.isFunction( selector ) )
88 return new jQuery( document )[ jQuery.fn.ready ? "ready" : "load" ]( selector );
92 selector.constructor == Array && selector ||
94 // HANDLE: $(arraylike)
95 // Watch for when an array-like object, contains DOM nodes, is passed in as the selector
96 (selector.jquery || selector.length && selector != window && !selector.nodeType && selector[0] != undefined && selector[0].nodeType) && jQuery.makeArray( selector ) ||
102 // The current version of jQuery being used
105 // The number of elements contained in the matched element set
110 // The number of elements contained in the matched element set
113 // Get the Nth element in the matched element set OR
114 // Get the whole matched element set as a clean array
115 get: function( num ) {
116 return num == undefined ?
118 // Return a 'clean' array
119 jQuery.makeArray( this ) :
121 // Return just the object
125 // Take an array of elements and push it onto the stack
126 // (returning the new matched element set)
127 pushStack: function( elems ) {
128 // Build a new jQuery matched element set
129 var ret = jQuery( elems );
131 // Add the old object onto the stack (as a reference)
132 ret.prevObject = this;
134 // Return the newly-formed element set
138 // Force the current matched set of elements to become
139 // the specified array of elements (destroying the stack in the process)
140 // You should use pushStack() in order to do this, but maintain the stack
141 setArray: function( elems ) {
142 // Resetting the length to 0, then using the native Array push
143 // is a super-fast way to populate an object with array-like properties
145 Array.prototype.push.apply( this, elems );
150 // Execute a callback for every element in the matched set.
151 // (You can seed the arguments with an array of args, but this is
152 // only used internally.)
153 each: function( callback, args ) {
154 return jQuery.each( this, callback, args );
157 // Determine the position of an element within
158 // the matched set of elements
159 index: function( elem ) {
162 // Locate the position of the desired element
163 this.each(function(i){
171 attr: function( name, value, type ) {
174 // Look for the case where we're accessing a style value
175 if ( name.constructor == String )
176 if ( value == undefined )
177 return this.length && jQuery[ type || "attr" ]( this[0], name ) || undefined;
181 options[ name ] = value;
184 // Check to see if we're setting style values
185 return this.each(function(i){
186 // Set all the styles
187 for ( name in options )
192 name, jQuery.prop( this, options[ name ], type, i, name )
197 css: function( key, value ) {
198 // ignore negative width and height values
199 if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 )
201 return this.attr( key, value, "curCSS" );
204 text: function( text ) {
205 if ( typeof text != "object" && text != null )
206 return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
210 jQuery.each( text || this, function(){
211 jQuery.each( this.childNodes, function(){
212 if ( this.nodeType != 8 )
213 ret += this.nodeType != 1 ?
215 jQuery.fn.text( [ this ] );
222 wrapAll: function( html ) {
224 // The elements to wrap the target around
225 jQuery( html, this[0].ownerDocument )
227 .insertBefore( this[0] )
231 while ( elem.firstChild )
232 elem = elem.firstChild;
241 wrapInner: function( html ) {
242 return this.each(function(){
243 jQuery( this ).contents().wrapAll( html );
247 wrap: function( html ) {
248 return this.each(function(){
249 jQuery( this ).wrapAll( html );
254 return this.domManip(arguments, true, false, function(elem){
255 if (this.nodeType == 1)
256 this.appendChild( elem );
260 prepend: function() {
261 return this.domManip(arguments, true, true, function(elem){
262 if (this.nodeType == 1)
263 this.insertBefore( elem, this.firstChild );
268 return this.domManip(arguments, false, false, function(elem){
269 this.parentNode.insertBefore( elem, this );
274 return this.domManip(arguments, false, true, function(elem){
275 this.parentNode.insertBefore( elem, this.nextSibling );
280 return this.prevObject || jQuery( [] );
283 find: function( selector ) {
284 var elems = jQuery.map(this, function(elem){
285 return jQuery.find( selector, elem );
288 return this.pushStack( /[^+>] [^+>]/.test( selector ) || selector.indexOf("..") > -1 ?
289 jQuery.unique( elems ) :
293 clone: function( events ) {
295 var ret = this.map(function(){
296 if ( jQuery.browser.msie && !jQuery.isXMLDoc(this) ) {
297 // IE copies events bound via attachEvent when
298 // using cloneNode. Calling detachEvent on the
299 // clone will also remove the events from the orignal
300 // In order to get around this, we use innerHTML.
301 // Unfortunately, this means some modifications to
302 // attributes in IE that are actually only stored
303 // as properties will not be copied (such as the
304 // the name attribute on an input).
305 var clone = this.cloneNode(true),
306 container = document.createElement("div");
307 container.appendChild(clone);
308 return jQuery.clean([container.innerHTML])[0];
310 return this.cloneNode(true);
313 // Need to set the expando to null on the cloned set if it exists
314 // removeData doesn't work here, IE removes it from the original as well
315 // this is primarily for IE but the data expando shouldn't be copied over in any browser
316 var clone = ret.find("*").andSelf().each(function(){
317 if ( this[ expando ] != undefined )
318 this[ expando ] = null;
321 // Copy the events from the original to the clone
322 if ( events === true )
323 this.find("*").andSelf().each(function(i){
324 if (this.nodeType == 3)
326 var events = jQuery.data( this, "events" );
328 for ( var type in events )
329 for ( var handler in events[ type ] )
330 jQuery.event.add( clone[ i ], type, events[ type ][ handler ], events[ type ][ handler ].data );
333 // Return the cloned set
337 filter: function( selector ) {
338 return this.pushStack(
339 jQuery.isFunction( selector ) &&
340 jQuery.grep(this, function(elem, i){
341 return selector.call( elem, i );
344 jQuery.multiFilter( selector, this ) );
347 not: function( selector ) {
348 if ( selector.constructor == String )
349 // test special case where just one selector is passed in
350 if ( isSimple.test( selector ) )
351 return this.pushStack( jQuery.multiFilter( selector, this, true ) );
353 selector = jQuery.multiFilter( selector, this );
355 var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
356 return this.filter(function() {
357 return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector;
361 add: function( selector ) {
362 return !selector ? this : this.pushStack( jQuery.merge(
364 selector.constructor == String ?
365 jQuery( selector ).get() :
366 selector.length != undefined && (!selector.nodeName || jQuery.nodeName(selector, "form")) ?
367 selector : [selector] ) );
370 is: function( selector ) {
372 jQuery.multiFilter( selector, this ).length > 0 :
376 hasClass: function( selector ) {
377 return this.is( "." + selector );
380 val: function( value ) {
381 if ( value == undefined ) {
386 // We need to handle select boxes special
387 if ( jQuery.nodeName( elem, "select" ) ) {
388 var index = elem.selectedIndex,
390 options = elem.options,
391 one = elem.type == "select-one";
393 // Nothing was selected
397 // Loop through all the selected options
398 for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
399 var option = options[ i ];
401 if ( option.selected ) {
402 // Get the specifc value for the option
403 value = jQuery.browser.msie && !option.attributes.value.specified ? option.text : option.value;
405 // We don't need an array for one selects
409 // Multi-Selects return an array
410 values.push( value );
416 // Everything else, we just grab the value
418 return (this[0].value || "").replace(/\r/g, "");
425 return this.each(function(){
426 if ( this.nodeType != 1 )
429 if ( value.constructor == Array && /radio|checkbox/.test( this.type ) )
430 this.checked = (jQuery.inArray(this.value, value) >= 0 ||
431 jQuery.inArray(this.name, value) >= 0);
433 else if ( jQuery.nodeName( this, "select" ) ) {
434 var values = value.constructor == Array ?
438 jQuery( "option", this ).each(function(){
439 this.selected = (jQuery.inArray( this.value, values ) >= 0 ||
440 jQuery.inArray( this.text, values ) >= 0);
443 if ( !values.length )
444 this.selectedIndex = -1;
451 html: function( value ) {
452 return value == undefined ?
456 this.empty().append( value );
459 replaceWith: function( value ) {
460 return this.after( value ).remove();
464 return this.slice( i, i + 1 );
468 return this.pushStack( Array.prototype.slice.apply( this, arguments ) );
471 map: function( callback ) {
472 return this.pushStack( jQuery.map(this, function(elem, i){
473 return callback.call( elem, i, elem );
477 andSelf: function() {
478 return this.add( this.prevObject );
481 data: function( key, value ){
482 var parts = key.split(".");
483 parts[1] = parts[1] ? "." + parts[1] : "";
485 if ( value == null ) {
486 var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);
488 if ( data == undefined && this.length )
489 data = jQuery.data( this[0], key );
491 return data == null && parts[1] ?
492 this.data( parts[0] ) :
495 return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function(){
496 jQuery.data( this, key, value );
500 removeData: function( key ){
501 return this.each(function(){
502 jQuery.removeData( this, key );
506 domManip: function( args, table, reverse, callback ) {
507 var clone = this.length > 1, elems;
509 return this.each(function(){
511 elems = jQuery.clean( args, this.ownerDocument );
519 if ( table && jQuery.nodeName( this, "table" ) && jQuery.nodeName( elems[0], "tr" ) )
520 obj = this.getElementsByTagName("tbody")[0] || this.appendChild( this.ownerDocument.createElement("tbody") );
522 var scripts = jQuery( [] );
524 jQuery.each(elems, function(){
526 jQuery( this ).clone( true )[0] :
529 // execute all scripts after the elements have been injected
530 if ( jQuery.nodeName( elem, "script" ) ) {
531 scripts = scripts.add( elem );
533 // Remove any inner scripts for later evaluation
534 if ( elem.nodeType == 1 )
535 scripts = scripts.add( jQuery( "script", elem ).remove() );
537 // Inject the elements into the document
538 callback.call( obj, elem );
542 scripts.each( evalScript );
547 // Give the init function the jQuery prototype for later instantiation
548 jQuery.prototype.init.prototype = jQuery.prototype;
550 function evalScript( i, elem ) {
559 jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
561 if ( elem.parentNode )
562 elem.parentNode.removeChild( elem );
565 jQuery.extend = jQuery.fn.extend = function() {
566 // copy reference to target object
567 var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options;
569 // Handle a deep copy situation
570 if ( target.constructor == Boolean ) {
572 target = arguments[1] || {};
573 // skip the boolean and the target
577 // Handle case when target is a string or something (possible in deep copy)
578 if ( typeof target != "object" && typeof target != "function" )
581 // extend jQuery itself if only one argument is passed
587 for ( ; i < length; i++ )
588 // Only deal with non-null/undefined values
589 if ( (options = arguments[ i ]) != null )
590 // Extend the base object
591 for ( var name in options ) {
592 // Prevent never-ending loop
593 if ( target === options[ name ] )
596 // Recurse if we're merging object values
597 if ( deep && options[ name ] && typeof options[ name ] == "object" && target[ name ] && !options[ name ].nodeType )
598 target[ name ] = jQuery.extend( deep, target[ name ], options[ name ] );
600 // Don't bring in undefined values
601 else if ( options[ name ] != undefined )
602 target[ name ] = options[ name ];
606 // Return the modified object
610 var expando = "jQuery" + (new Date()).getTime(), uuid = 0, windowData = {};
612 // exclude the following css properties to add px
613 var exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i;
614 // cache getComputedStyle
615 var getComputedStyle = document.defaultView && document.defaultView.getComputedStyle;
618 noConflict: function( deep ) {
622 window.jQuery = _jQuery;
627 // See test/unit/core.js for details concerning this function.
628 isFunction: function( fn ) {
629 return !!fn && typeof fn != "string" && !fn.nodeName &&
630 fn.constructor != Array && /function/i.test( fn + "" );
633 // check if an element is in a (or is an) XML document
634 isXMLDoc: function( elem ) {
635 return elem.documentElement && !elem.body ||
636 elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
639 // Evalulates a script in a global context
640 globalEval: function( data ) {
641 data = jQuery.trim( data );
644 // Inspired by code by Andrea Giammarchi
645 // http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
646 var head = document.getElementsByTagName("head")[0] || document.documentElement,
647 script = document.createElement("script");
649 script.type = "text/javascript";
650 if ( jQuery.browser.msie )
653 script.appendChild( document.createTextNode( data ) );
655 head.appendChild( script );
656 head.removeChild( script );
660 nodeName: function( elem, name ) {
661 return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
666 data: function( elem, name, data ) {
667 elem = elem == window ?
671 var id = elem[ expando ];
673 // Compute a unique ID for the element
675 id = elem[ expando ] = ++uuid;
677 // Only generate the data cache if we're
678 // trying to access or manipulate it
679 if ( name && !jQuery.cache[ id ] )
680 jQuery.cache[ id ] = {};
682 // Prevent overriding the named cache with undefined values
683 if ( data != undefined )
684 jQuery.cache[ id ][ name ] = data;
686 // Return the named cache data, or the ID for the element
688 jQuery.cache[ id ][ name ] :
692 removeData: function( elem, name ) {
693 elem = elem == window ?
697 var id = elem[ expando ];
699 // If we want to remove a specific section of the element's data
701 if ( jQuery.cache[ id ] ) {
702 // Remove the section of cache data
703 delete jQuery.cache[ id ][ name ];
705 // If we've removed all the data, remove the element's cache
708 for ( name in jQuery.cache[ id ] )
712 jQuery.removeData( elem );
715 // Otherwise, we want to remove all of the element's data
717 // Clean up the element expando
719 delete elem[ expando ];
721 // IE has trouble directly removing the expando
722 // but it's ok with using removeAttribute
723 if ( elem.removeAttribute )
724 elem.removeAttribute( expando );
727 // Completely remove the data cache
728 delete jQuery.cache[ id ];
732 // args is for internal usage only
733 each: function( object, callback, args ) {
735 if ( object.length == undefined ) {
736 for ( var name in object )
737 if ( callback.apply( object[ name ], args ) === false )
740 for ( var i = 0, length = object.length; i < length; i++ )
741 if ( callback.apply( object[ i ], args ) === false )
744 // A special, fast, case for the most common use of each
746 if ( object.length == undefined ) {
747 for ( var name in object )
748 if ( callback.call( object[ name ], name, object[ name ] ) === false )
751 for ( var i = 0, length = object.length, value = object[0];
752 i < length && callback.call( value, i, value ) !== false; value = object[++i] ){}
758 prop: function( elem, value, type, i, name ) {
759 // Handle executable functions
760 if ( jQuery.isFunction( value ) )
761 value = value.call( elem, i );
763 // Handle passing in a number to a CSS property
764 return value && value.constructor == Number && type == "curCSS" && !exclude.test( name ) ?
770 // internal only, use addClass("class")
771 add: function( elem, classNames ) {
772 jQuery.each((classNames || "").split(/\s+/), function(i, className){
773 if ( elem.nodeType == 1 && !jQuery.className.has( elem.className, className ) )
774 elem.className += (elem.className ? " " : "") + className;
778 // internal only, use removeClass("class")
779 remove: function( elem, classNames ) {
780 if (elem.nodeType == 1)
781 elem.className = classNames != undefined ?
782 jQuery.grep(elem.className.split(/\s+/), function(className){
783 return !jQuery.className.has( classNames, className );
788 // internal only, use is(".class")
789 has: function( elem, className ) {
790 return jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
794 // A method for quickly swapping in/out CSS properties to get correct calculations
795 swap: function( elem, options, callback ) {
797 // Remember the old values, and insert the new ones
798 for ( var name in options ) {
799 old[ name ] = elem.style[ name ];
800 elem.style[ name ] = options[ name ];
803 callback.call( elem );
805 // Revert the old values
806 for ( var name in options )
807 elem.style[ name ] = old[ name ];
810 css: function( elem, name, force ) {
811 if ( name == "width" || name == "height" ) {
812 var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ];
815 val = name == "width" ? elem.offsetWidth : elem.offsetHeight;
816 var padding = 0, border = 0;
817 jQuery.each( which, function() {
818 padding += parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
819 border += parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
821 val -= Math.round(padding + border);
824 if ( jQuery(elem).is(":visible") )
827 jQuery.swap( elem, props, getWH );
829 return Math.max(0, val);
832 return jQuery.curCSS( elem, name, force );
835 curCSS: function( elem, name, force ) {
838 // A helper method for determining if an element's values are broken
839 function color( elem ) {
840 if ( !jQuery.browser.safari )
843 // getComputedStyle is cached
844 var ret = getComputedStyle( elem, null );
845 return !ret || ret.getPropertyValue("color") == "";
848 // We need to handle opacity special in IE
849 if ( name == "opacity" && jQuery.browser.msie ) {
850 ret = jQuery.attr( elem.style, "opacity" );
856 // Opera sometimes will give the wrong display answer, this fixes it, see #2037
857 if ( jQuery.browser.opera && name == "display" ) {
858 var save = elem.style.outline;
859 elem.style.outline = "0 solid black";
860 elem.style.outline = save;
863 // Make sure we're using the right name for getting the float value
864 if ( name.match( /float/i ) )
867 if ( !force && elem.style && elem.style[ name ] )
868 ret = elem.style[ name ];
870 else if ( getComputedStyle ) {
872 // Only "float" is needed here
873 if ( name.match( /float/i ) )
876 name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase();
878 var computedStyle = getComputedStyle( elem, null );
880 if ( computedStyle && !color( elem ) )
881 ret = computedStyle.getPropertyValue( name );
883 // If the element isn't reporting its values properly in Safari
884 // then some display: none elements are involved
886 var swap = [], stack = [];
888 // Locate all of the parent display: none elements
889 for ( var a = elem; a && color(a); a = a.parentNode )
892 // Go through and make them visible, but in reverse
893 // (It would be better if we knew the exact display type that they had)
894 for ( var i = 0; i < stack.length; i++ )
895 if ( color( stack[ i ] ) ) {
896 swap[ i ] = stack[ i ].style.display;
897 stack[ i ].style.display = "block";
900 // Since we flip the display style, we have to handle that
901 // one special, otherwise get the value
902 ret = name == "display" && swap[ stack.length - 1 ] != null ?
904 ( computedStyle && computedStyle.getPropertyValue( name ) ) || "";
906 // Finally, revert the display styles back
907 for ( var i = 0; i < swap.length; i++ )
908 if ( swap[ i ] != null )
909 stack[ i ].style.display = swap[ i ];
912 // We should always get a number back from opacity
913 if ( name == "opacity" && ret == "" )
916 } else if ( elem.currentStyle ) {
917 var camelCase = name.replace(/\-(\w)/g, function(all, letter){
918 return letter.toUpperCase();
921 ret = elem.currentStyle[ name ] || elem.currentStyle[ camelCase ];
923 // From the awesome hack by Dean Edwards
924 // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
926 // If we're not dealing with a regular pixel number
927 // but a number that has a weird ending, we need to convert it to pixels
928 if ( !/^\d+(px)?$/i.test( ret ) && /^\d/.test( ret ) ) {
929 // Remember the original values
930 var style = elem.style.left, runtimeStyle = elem.runtimeStyle.left;
932 // Put in the new values to get a computed value out
933 elem.runtimeStyle.left = elem.currentStyle.left;
934 elem.style.left = ret || 0;
935 ret = elem.style.pixelLeft + "px";
937 // Revert the changed values
938 elem.style.left = style;
939 elem.runtimeStyle.left = runtimeStyle;
946 clean: function( elems, context ) {
948 context = context || document;
949 // !context.createElement fails in IE with an error but returns typeof 'object'
950 if (typeof context.createElement == 'undefined')
951 context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
953 jQuery.each(elems, function(i, elem){
957 if ( elem.constructor == Number )
958 elem = elem.toString();
960 // Convert html string into DOM nodes
961 if ( typeof elem == "string" ) {
962 // Fix "XHTML"-style tags in all browsers
963 elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){
964 return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ?
966 front + "></" + tag + ">";
969 // Trim whitespace, otherwise indexOf won't work as expected
970 var tags = jQuery.trim( elem ).toLowerCase(), div = context.createElement("div");
973 // option or optgroup
974 !tags.indexOf("<opt") &&
975 [ 1, "<select multiple='multiple'>", "</select>" ] ||
977 !tags.indexOf("<leg") &&
978 [ 1, "<fieldset>", "</fieldset>" ] ||
980 tags.match(/^<(thead|tbody|tfoot|colg|cap)/) &&
981 [ 1, "<table>", "</table>" ] ||
983 !tags.indexOf("<tr") &&
984 [ 2, "<table><tbody>", "</tbody></table>" ] ||
986 // <thead> matched above
987 (!tags.indexOf("<td") || !tags.indexOf("<th")) &&
988 [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ] ||
990 !tags.indexOf("<col") &&
991 [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ] ||
993 // IE can't serialize <link> and <script> tags normally
994 jQuery.browser.msie &&
995 [ 1, "div<div>", "</div>" ] ||
999 // Go to html and back, then peel off extra wrappers
1000 div.innerHTML = wrap[1] + elem + wrap[2];
1002 // Move to the right depth
1004 div = div.lastChild;
1006 // Remove IE's autoinserted <tbody> from table fragments
1007 if ( jQuery.browser.msie ) {
1009 // String was a <table>, *may* have spurious <tbody>
1010 var tbody = !tags.indexOf("<table") && tags.indexOf("<tbody") < 0 ?
1011 div.firstChild && div.firstChild.childNodes :
1013 // String was a bare <thead> or <tfoot>
1014 wrap[1] == "<table>" && tags.indexOf("<tbody") < 0 ?
1018 for ( var j = tbody.length - 1; j >= 0 ; --j )
1019 if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length )
1020 tbody[ j ].parentNode.removeChild( tbody[ j ] );
1022 // IE completely kills leading whitespace when innerHTML is used
1023 if ( /^\s/.test( elem ) )
1024 div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
1028 elem = jQuery.makeArray( div.childNodes );
1031 if ( elem.length === 0 && (!jQuery.nodeName( elem, "form" ) && !jQuery.nodeName( elem, "select" )) )
1034 if ( elem[0] == undefined || jQuery.nodeName( elem, "form" ) || elem.options )
1038 ret = jQuery.merge( ret, elem );
1045 attr: function( elem, name, value ) {
1046 // don't set attributes on text and comment nodes
1047 if (!elem || elem.nodeType == 3 || elem.nodeType == 8)
1050 var fix = jQuery.isXMLDoc( elem ) ?
1054 // Safari mis-reports the default selected property of a hidden option
1055 // Accessing the parent's selectedIndex property fixes it
1056 if ( name == "selected" && jQuery.browser.safari )
1057 elem.parentNode.selectedIndex;
1059 // Certain attributes only work when accessed via the old DOM 0 way
1060 if ( fix[ name ] ) {
1061 if ( value != undefined )
1062 elem[ fix[ name ] ] = value;
1064 return elem[ fix[ name ] ];
1066 } else if ( jQuery.browser.msie && name == "style" )
1067 return jQuery.attr( elem.style, "cssText", value );
1069 else if ( value == undefined && jQuery.browser.msie && jQuery.nodeName( elem, "form" ) && (name == "action" || name == "method") )
1070 return elem.getAttributeNode( name ).nodeValue;
1072 // IE elem.getAttribute passes even for style
1073 else if ( elem.tagName ) {
1075 if ( value != undefined ) {
1076 // We can't allow the type property to be changed (since it causes problems in IE)
1077 if ( name == "type" && jQuery.nodeName( elem, "input" ) && elem.parentNode )
1078 throw "type property can't be changed";
1080 // convert the value to a string (all browsers do this but IE) see #1070
1081 elem.setAttribute( name, "" + value );
1084 if ( jQuery.browser.msie && /href|src/.test( name ) && !jQuery.isXMLDoc( elem ) )
1085 return elem.getAttribute( name, 2 );
1087 return elem.getAttribute( name );
1089 // elem is actually elem.style ... set the style
1091 // IE actually uses filters for opacity
1092 if ( name == "opacity" && jQuery.browser.msie ) {
1093 if ( value != undefined ) {
1094 // IE has trouble with opacity if it does not have layout
1095 // Force it by setting the zoom level
1098 // Set the alpha filter to set the opacity
1099 elem.filter = (elem.filter || "").replace( /alpha\([^)]*\)/, "" ) +
1100 (parseFloat( value ).toString() == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
1103 return elem.filter && elem.filter.indexOf("opacity=") >= 0 ?
1104 (parseFloat( elem.filter.match(/opacity=([^)]*)/)[1] ) / 100).toString() :
1108 name = name.replace(/-([a-z])/ig, function(all, letter){
1109 return letter.toUpperCase();
1112 if ( value != undefined )
1113 elem[ name ] = value;
1115 return elem[ name ];
1119 trim: function( text ) {
1120 return (text || "").replace( /^\s+|\s+$/g, "" );
1123 makeArray: function( array ) {
1126 // Need to use typeof to fight Safari childNodes crashes
1127 if ( array.constructor != Array )
1128 for ( var i = 0, length = array.length; i < length; i++ )
1129 ret.push( array[ i ] );
1131 ret = array.slice( 0 );
1136 inArray: function( elem, array ) {
1137 for ( var i = 0, length = array.length; i < length; i++ )
1138 if ( array[ i ] == elem )
1144 merge: function( first, second ) {
1145 // We have to loop this way because IE & Opera overwrite the length
1146 // expando of getElementsByTagName
1148 // Also, we need to make sure that the correct elements are being returned
1149 // (IE returns comment nodes in a '*' query)
1150 if ( jQuery.browser.msie ) {
1151 for ( var i = 0; second[ i ]; i++ )
1152 if ( second[ i ].nodeType != 8 )
1153 first.push( second[ i ] );
1156 for ( var i = 0; second[ i ]; i++ )
1157 first.push( second[ i ] );
1162 unique: function( array ) {
1163 var ret = [], done = {};
1167 for ( var i = 0, length = array.length; i < length; i++ ) {
1168 var id = jQuery.data( array[ i ] );
1170 if ( !done[ id ] ) {
1172 ret.push( array[ i ] );
1183 grep: function( elems, callback, inv ) {
1186 // Go through the array, only saving the items
1187 // that pass the validator function
1188 for ( var i = 0, length = elems.length; i < length; i++ )
1189 if ( !inv && callback( elems[ i ], i ) || inv && !callback( elems[ i ], i ) )
1190 ret.push( elems[ i ] );
1195 map: function( elems, callback ) {
1198 // Go through the array, translating each of the items to their
1199 // new value (or values).
1200 for ( var i = 0, length = elems.length; i < length; i++ ) {
1201 var value = callback( elems[ i ], i );
1203 if ( value !== null && value != undefined ) {
1204 if ( value.constructor != Array )
1207 ret = ret.concat( value );
1215 var userAgent = navigator.userAgent.toLowerCase();
1217 // Figure out what browser is being used
1219 version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1],
1220 safari: /webkit/.test( userAgent ),
1221 opera: /opera/.test( userAgent ),
1222 msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
1223 mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
1226 var styleFloat = jQuery.browser.msie ?
1231 // Check to see if the W3C box model is being used
1232 boxModel: !jQuery.browser.msie || document.compatMode == "CSS1Compat",
1236 "class": "className",
1237 "float": styleFloat,
1238 cssFloat: styleFloat,
1239 styleFloat: styleFloat,
1240 innerHTML: "innerHTML",
1241 className: "className",
1243 disabled: "disabled",
1245 readonly: "readOnly",
1246 selected: "selected",
1247 maxlength: "maxLength",
1248 selectedIndex: "selectedIndex",
1249 defaultValue: "defaultValue",
1251 nodeName: "nodeName"
1256 parent: function(elem){return elem.parentNode;},
1257 parents: function(elem){return jQuery.dir(elem,"parentNode");},
1258 next: function(elem){return jQuery.nth(elem,2,"nextSibling");},
1259 prev: function(elem){return jQuery.nth(elem,2,"previousSibling");},
1260 nextAll: function(elem){return jQuery.dir(elem,"nextSibling");},
1261 prevAll: function(elem){return jQuery.dir(elem,"previousSibling");},
1262 siblings: function(elem){return jQuery.sibling(elem.parentNode.firstChild,elem);},
1263 children: function(elem){return jQuery.sibling(elem.firstChild);},
1264 contents: function(elem){return jQuery.nodeName(elem,"iframe")?elem.contentDocument||elem.contentWindow.document:jQuery.makeArray(elem.childNodes);}
1265 }, function(name, fn){
1266 jQuery.fn[ name ] = function( selector ) {
1267 var ret = jQuery.map( this, fn );
1269 if ( selector && typeof selector == "string" )
1270 ret = jQuery.multiFilter( selector, ret );
1272 return this.pushStack( jQuery.unique( ret ) );
1278 prependTo: "prepend",
1279 insertBefore: "before",
1280 insertAfter: "after",
1281 replaceAll: "replaceWith"
1282 }, function(name, original){
1283 jQuery.fn[ name ] = function() {
1284 var args = arguments;
1286 return this.each(function(){
1287 for ( var i = 0, length = args.length; i < length; i++ )
1288 jQuery( args[ i ] )[ original ]( this );
1294 removeAttr: function( name ) {
1295 jQuery.attr( this, name, "" );
1296 if (this.nodeType == 1)
1297 this.removeAttribute( name );
1300 addClass: function( classNames ) {
1301 jQuery.className.add( this, classNames );
1304 removeClass: function( classNames ) {
1305 jQuery.className.remove( this, classNames );
1308 toggleClass: function( classNames ) {
1309 jQuery.className[ jQuery.className.has( this, classNames ) ? "remove" : "add" ]( this, classNames );
1312 remove: function( selector ) {
1313 if ( !selector || jQuery.filter( selector, [ this ] ).r.length ) {
1314 // Prevent memory leaks
1315 jQuery( "*", this ).add(this).each(function(){
1316 jQuery.event.remove(this);
1317 jQuery.removeData(this);
1319 if (this.parentNode)
1320 this.parentNode.removeChild( this );
1325 // Remove element nodes and prevent memory leaks
1326 jQuery( ">*", this ).remove();
1328 // Remove any remaining nodes
1329 while ( this.firstChild )
1330 this.removeChild( this.firstChild );
1332 }, function(name, fn){
1333 jQuery.fn[ name ] = function(){
1334 return this.each( fn, arguments );
1338 jQuery.each([ "Height", "Width" ], function(i, name){
1339 var type = name.toLowerCase();
1341 jQuery.fn[ type ] = function( size ) {
1342 // Get window width or height
1343 return this[0] == window ?
1344 // Opera reports document.body.client[Width/Height] properly in both quirks and standards
1345 jQuery.browser.opera && document.body[ "client" + name ] ||
1347 // Safari reports inner[Width/Height] just fine (Mozilla and Opera include scroll bar widths)
1348 jQuery.browser.safari && window[ "inner" + name ] ||
1350 // Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
1351 document.compatMode == "CSS1Compat" && document.documentElement[ "client" + name ] || document.body[ "client" + name ] :
1353 // Get document width or height
1354 this[0] == document ?
1355 // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
1357 Math.max(document.body["scroll" + name], document.documentElement["scroll" + name]),
1358 Math.max(document.body["offset" + name], document.documentElement["offset" + name])
1361 // Get or set width or height on the element
1363 // Get width or height on the element
1364 (this.length ? jQuery.css( this[0], type ) : null) :
1366 // Set the width or height on the element (default to pixels if value is unitless)
1367 this.css( type, size.constructor == String ? size : size + "px" );