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 );
90 return this.setArray(jQuery.makeArray(selector));
93 // The current version of jQuery being used
96 // The number of elements contained in the matched element set
101 // The number of elements contained in the matched element set
104 // Get the Nth element in the matched element set OR
105 // Get the whole matched element set as a clean array
106 get: function( num ) {
107 return num == undefined ?
109 // Return a 'clean' array
110 jQuery.makeArray( this ) :
112 // Return just the object
116 // Take an array of elements and push it onto the stack
117 // (returning the new matched element set)
118 pushStack: function( elems ) {
119 // Build a new jQuery matched element set
120 var ret = jQuery( elems );
122 // Add the old object onto the stack (as a reference)
123 ret.prevObject = this;
125 // Return the newly-formed element set
129 // Force the current matched set of elements to become
130 // the specified array of elements (destroying the stack in the process)
131 // You should use pushStack() in order to do this, but maintain the stack
132 setArray: function( elems ) {
133 // Resetting the length to 0, then using the native Array push
134 // is a super-fast way to populate an object with array-like properties
136 Array.prototype.push.apply( this, elems );
141 // Execute a callback for every element in the matched set.
142 // (You can seed the arguments with an array of args, but this is
143 // only used internally.)
144 each: function( callback, args ) {
145 return jQuery.each( this, callback, args );
148 // Determine the position of an element within
149 // the matched set of elements
150 index: function( elem ) {
153 // Locate the position of the desired element
154 this.each(function(i){
162 attr: function( name, value, type ) {
165 // Look for the case where we're accessing a style value
166 if ( name.constructor == String )
167 if ( value == undefined )
168 return this.length && jQuery[ type || "attr" ]( this[0], name ) || undefined;
172 options[ name ] = value;
175 // Check to see if we're setting style values
176 return this.each(function(i){
177 // Set all the styles
178 for ( name in options )
183 name, jQuery.prop( this, options[ name ], type, i, name )
188 css: function( key, value ) {
189 // ignore negative width and height values
190 if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 )
192 return this.attr( key, value, "curCSS" );
195 text: function( text ) {
196 if ( typeof text != "object" && text != null )
197 return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
201 jQuery.each( text || this, function(){
202 jQuery.each( this.childNodes, function(){
203 if ( this.nodeType != 8 )
204 ret += this.nodeType != 1 ?
206 jQuery.fn.text( [ this ] );
213 wrapAll: function( html ) {
215 // The elements to wrap the target around
216 jQuery( html, this[0].ownerDocument )
218 .insertBefore( this[0] )
222 while ( elem.firstChild )
223 elem = elem.firstChild;
232 wrapInner: function( html ) {
233 return this.each(function(){
234 jQuery( this ).contents().wrapAll( html );
238 wrap: function( html ) {
239 return this.each(function(){
240 jQuery( this ).wrapAll( html );
245 return this.domManip(arguments, true, false, function(elem){
246 if (this.nodeType == 1)
247 this.appendChild( elem );
251 prepend: function() {
252 return this.domManip(arguments, true, true, function(elem){
253 if (this.nodeType == 1)
254 this.insertBefore( elem, this.firstChild );
259 return this.domManip(arguments, false, false, function(elem){
260 this.parentNode.insertBefore( elem, this );
265 return this.domManip(arguments, false, true, function(elem){
266 this.parentNode.insertBefore( elem, this.nextSibling );
271 return this.prevObject || jQuery( [] );
274 find: function( selector ) {
275 var elems = jQuery.map(this, function(elem){
276 return jQuery.find( selector, elem );
279 return this.pushStack( /[^+>] [^+>]/.test( selector ) || selector.indexOf("..") > -1 ?
280 jQuery.unique( elems ) :
284 clone: function( events ) {
286 var ret = this.map(function(){
287 if ( jQuery.browser.msie && !jQuery.isXMLDoc(this) ) {
288 // IE copies events bound via attachEvent when
289 // using cloneNode. Calling detachEvent on the
290 // clone will also remove the events from the orignal
291 // In order to get around this, we use innerHTML.
292 // Unfortunately, this means some modifications to
293 // attributes in IE that are actually only stored
294 // as properties will not be copied (such as the
295 // the name attribute on an input).
296 var clone = this.cloneNode(true),
297 container = document.createElement("div");
298 container.appendChild(clone);
299 return jQuery.clean([container.innerHTML])[0];
301 return this.cloneNode(true);
304 // Need to set the expando to null on the cloned set if it exists
305 // removeData doesn't work here, IE removes it from the original as well
306 // this is primarily for IE but the data expando shouldn't be copied over in any browser
307 var clone = ret.find("*").andSelf().each(function(){
308 if ( this[ expando ] != undefined )
309 this[ expando ] = null;
312 // Copy the events from the original to the clone
313 if ( events === true )
314 this.find("*").andSelf().each(function(i){
315 if (this.nodeType == 3)
317 var events = jQuery.data( this, "events" );
319 for ( var type in events )
320 for ( var handler in events[ type ] )
321 jQuery.event.add( clone[ i ], type, events[ type ][ handler ], events[ type ][ handler ].data );
324 // Return the cloned set
328 filter: function( selector ) {
329 return this.pushStack(
330 jQuery.isFunction( selector ) &&
331 jQuery.grep(this, function(elem, i){
332 return selector.call( elem, i );
335 jQuery.multiFilter( selector, this ) );
338 not: function( selector ) {
339 if ( selector.constructor == String )
340 // test special case where just one selector is passed in
341 if ( isSimple.test( selector ) )
342 return this.pushStack( jQuery.multiFilter( selector, this, true ) );
344 selector = jQuery.multiFilter( selector, this );
346 var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
347 return this.filter(function() {
348 return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector;
352 add: function( selector ) {
353 return !selector ? this : this.pushStack( jQuery.merge(
355 selector.constructor == String ?
356 jQuery( selector ).get() :
357 selector.length != undefined && (!selector.nodeName || jQuery.nodeName(selector, "form")) ?
358 selector : [selector] ) );
361 is: function( selector ) {
363 jQuery.multiFilter( selector, this ).length > 0 :
367 hasClass: function( selector ) {
368 return this.is( "." + selector );
371 val: function( value ) {
372 if ( value == undefined ) {
377 // We need to handle select boxes special
378 if ( jQuery.nodeName( elem, "select" ) ) {
379 var index = elem.selectedIndex,
381 options = elem.options,
382 one = elem.type == "select-one";
384 // Nothing was selected
388 // Loop through all the selected options
389 for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
390 var option = options[ i ];
392 if ( option.selected ) {
393 // Get the specifc value for the option
394 value = jQuery.browser.msie && !option.attributes.value.specified ? option.text : option.value;
396 // We don't need an array for one selects
400 // Multi-Selects return an array
401 values.push( value );
407 // Everything else, we just grab the value
409 return (this[0].value || "").replace(/\r/g, "");
416 return this.each(function(){
417 if ( this.nodeType != 1 )
420 if ( value.constructor == Array && /radio|checkbox/.test( this.type ) )
421 this.checked = (jQuery.inArray(this.value, value) >= 0 ||
422 jQuery.inArray(this.name, value) >= 0);
424 else if ( jQuery.nodeName( this, "select" ) ) {
425 var values = value.constructor == Array ?
429 jQuery( "option", this ).each(function(){
430 this.selected = (jQuery.inArray( this.value, values ) >= 0 ||
431 jQuery.inArray( this.text, values ) >= 0);
434 if ( !values.length )
435 this.selectedIndex = -1;
442 html: function( value ) {
443 return value == undefined ?
447 this.empty().append( value );
450 replaceWith: function( value ) {
451 return this.after( value ).remove();
455 return this.slice( i, i + 1 );
459 return this.pushStack( Array.prototype.slice.apply( this, arguments ) );
462 map: function( callback ) {
463 return this.pushStack( jQuery.map(this, function(elem, i){
464 return callback.call( elem, i, elem );
468 andSelf: function() {
469 return this.add( this.prevObject );
472 data: function( key, value ){
473 var parts = key.split(".");
474 parts[1] = parts[1] ? "." + parts[1] : "";
476 if ( value == null ) {
477 var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);
479 if ( data == undefined && this.length )
480 data = jQuery.data( this[0], key );
482 return data == null && parts[1] ?
483 this.data( parts[0] ) :
486 return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function(){
487 jQuery.data( this, key, value );
491 removeData: function( key ){
492 return this.each(function(){
493 jQuery.removeData( this, key );
497 domManip: function( args, table, reverse, callback ) {
498 var clone = this.length > 1, elems;
500 return this.each(function(){
502 elems = jQuery.clean( args, this.ownerDocument );
510 if ( table && jQuery.nodeName( this, "table" ) && jQuery.nodeName( elems[0], "tr" ) )
511 obj = this.getElementsByTagName("tbody")[0] || this.appendChild( this.ownerDocument.createElement("tbody") );
513 var scripts = jQuery( [] );
515 jQuery.each(elems, function(){
517 jQuery( this ).clone( true )[0] :
520 // execute all scripts after the elements have been injected
521 if ( jQuery.nodeName( elem, "script" ) ) {
522 scripts = scripts.add( elem );
524 // Remove any inner scripts for later evaluation
525 if ( elem.nodeType == 1 )
526 scripts = scripts.add( jQuery( "script", elem ).remove() );
528 // Inject the elements into the document
529 callback.call( obj, elem );
533 scripts.each( evalScript );
538 // Give the init function the jQuery prototype for later instantiation
539 jQuery.prototype.init.prototype = jQuery.prototype;
541 function evalScript( i, elem ) {
550 jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
552 if ( elem.parentNode )
553 elem.parentNode.removeChild( elem );
556 jQuery.extend = jQuery.fn.extend = function() {
557 // copy reference to target object
558 var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options;
560 // Handle a deep copy situation
561 if ( target.constructor == Boolean ) {
563 target = arguments[1] || {};
564 // skip the boolean and the target
568 // Handle case when target is a string or something (possible in deep copy)
569 if ( typeof target != "object" && typeof target != "function" )
572 // extend jQuery itself if only one argument is passed
578 for ( ; i < length; i++ )
579 // Only deal with non-null/undefined values
580 if ( (options = arguments[ i ]) != null )
581 // Extend the base object
582 for ( var name in options ) {
583 // Prevent never-ending loop
584 if ( target === options[ name ] )
587 // Recurse if we're merging object values
588 if ( deep && options[ name ] && typeof options[ name ] == "object" && target[ name ] && !options[ name ].nodeType )
589 target[ name ] = jQuery.extend( deep, target[ name ], options[ name ] );
591 // Don't bring in undefined values
592 else if ( options[ name ] != undefined )
593 target[ name ] = options[ name ];
597 // Return the modified object
601 var expando = "jQuery" + (new Date()).getTime(), uuid = 0, windowData = {};
603 // exclude the following css properties to add px
604 var exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i;
605 // cache getComputedStyle
606 var getComputedStyle = document.defaultView && document.defaultView.getComputedStyle;
609 noConflict: function( deep ) {
613 window.jQuery = _jQuery;
618 // See test/unit/core.js for details concerning this function.
619 isFunction: function( fn ) {
620 return !!fn && typeof fn != "string" && !fn.nodeName &&
621 fn.constructor != Array && /function/i.test( fn + "" );
624 // check if an element is in a (or is an) XML document
625 isXMLDoc: function( elem ) {
626 return elem.documentElement && !elem.body ||
627 elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
630 // Evalulates a script in a global context
631 globalEval: function( data ) {
632 data = jQuery.trim( data );
635 // Inspired by code by Andrea Giammarchi
636 // http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
637 var head = document.getElementsByTagName("head")[0] || document.documentElement,
638 script = document.createElement("script");
640 script.type = "text/javascript";
641 if ( jQuery.browser.msie )
644 script.appendChild( document.createTextNode( data ) );
646 head.appendChild( script );
647 head.removeChild( script );
651 nodeName: function( elem, name ) {
652 return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
657 data: function( elem, name, data ) {
658 elem = elem == window ?
662 var id = elem[ expando ];
664 // Compute a unique ID for the element
666 id = elem[ expando ] = ++uuid;
668 // Only generate the data cache if we're
669 // trying to access or manipulate it
670 if ( name && !jQuery.cache[ id ] )
671 jQuery.cache[ id ] = {};
673 // Prevent overriding the named cache with undefined values
674 if ( data != undefined )
675 jQuery.cache[ id ][ name ] = data;
677 // Return the named cache data, or the ID for the element
679 jQuery.cache[ id ][ name ] :
683 removeData: function( elem, name ) {
684 elem = elem == window ?
688 var id = elem[ expando ];
690 // If we want to remove a specific section of the element's data
692 if ( jQuery.cache[ id ] ) {
693 // Remove the section of cache data
694 delete jQuery.cache[ id ][ name ];
696 // If we've removed all the data, remove the element's cache
699 for ( name in jQuery.cache[ id ] )
703 jQuery.removeData( elem );
706 // Otherwise, we want to remove all of the element's data
708 // Clean up the element expando
710 delete elem[ expando ];
712 // IE has trouble directly removing the expando
713 // but it's ok with using removeAttribute
714 if ( elem.removeAttribute )
715 elem.removeAttribute( expando );
718 // Completely remove the data cache
719 delete jQuery.cache[ id ];
723 // args is for internal usage only
724 each: function( object, callback, args ) {
726 if ( object.length == undefined ) {
727 for ( var name in object )
728 if ( callback.apply( object[ name ], args ) === false )
731 for ( var i = 0, length = object.length; i < length; i++ )
732 if ( callback.apply( object[ i ], args ) === false )
735 // A special, fast, case for the most common use of each
737 if ( object.length == undefined ) {
738 for ( var name in object )
739 if ( callback.call( object[ name ], name, object[ name ] ) === false )
742 for ( var i = 0, length = object.length, value = object[0];
743 i < length && callback.call( value, i, value ) !== false; value = object[++i] ){}
749 prop: function( elem, value, type, i, name ) {
750 // Handle executable functions
751 if ( jQuery.isFunction( value ) )
752 value = value.call( elem, i );
754 // Handle passing in a number to a CSS property
755 return value && value.constructor == Number && type == "curCSS" && !exclude.test( name ) ?
761 // internal only, use addClass("class")
762 add: function( elem, classNames ) {
763 jQuery.each((classNames || "").split(/\s+/), function(i, className){
764 if ( elem.nodeType == 1 && !jQuery.className.has( elem.className, className ) )
765 elem.className += (elem.className ? " " : "") + className;
769 // internal only, use removeClass("class")
770 remove: function( elem, classNames ) {
771 if (elem.nodeType == 1)
772 elem.className = classNames != undefined ?
773 jQuery.grep(elem.className.split(/\s+/), function(className){
774 return !jQuery.className.has( classNames, className );
779 // internal only, use is(".class")
780 has: function( elem, className ) {
781 return jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
785 // A method for quickly swapping in/out CSS properties to get correct calculations
786 swap: function( elem, options, callback ) {
788 // Remember the old values, and insert the new ones
789 for ( var name in options ) {
790 old[ name ] = elem.style[ name ];
791 elem.style[ name ] = options[ name ];
794 callback.call( elem );
796 // Revert the old values
797 for ( var name in options )
798 elem.style[ name ] = old[ name ];
801 css: function( elem, name, force ) {
802 if ( name == "width" || name == "height" ) {
803 var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ];
806 val = name == "width" ? elem.offsetWidth : elem.offsetHeight;
807 var padding = 0, border = 0;
808 jQuery.each( which, function() {
809 padding += parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
810 border += parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
812 val -= Math.round(padding + border);
815 if ( jQuery(elem).is(":visible") )
818 jQuery.swap( elem, props, getWH );
820 return Math.max(0, val);
823 return jQuery.curCSS( elem, name, force );
826 curCSS: function( elem, name, force ) {
829 // A helper method for determining if an element's values are broken
830 function color( elem ) {
831 if ( !jQuery.browser.safari )
834 // getComputedStyle is cached
835 var ret = getComputedStyle( elem, null );
836 return !ret || ret.getPropertyValue("color") == "";
839 // We need to handle opacity special in IE
840 if ( name == "opacity" && jQuery.browser.msie ) {
841 ret = jQuery.attr( elem.style, "opacity" );
847 // Opera sometimes will give the wrong display answer, this fixes it, see #2037
848 if ( jQuery.browser.opera && name == "display" ) {
849 var save = elem.style.outline;
850 elem.style.outline = "0 solid black";
851 elem.style.outline = save;
854 // Make sure we're using the right name for getting the float value
855 if ( name.match( /float/i ) )
858 if ( !force && elem.style && elem.style[ name ] )
859 ret = elem.style[ name ];
861 else if ( getComputedStyle ) {
863 // Only "float" is needed here
864 if ( name.match( /float/i ) )
867 name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase();
869 var computedStyle = getComputedStyle( elem, null );
871 if ( computedStyle && !color( elem ) )
872 ret = computedStyle.getPropertyValue( name );
874 // If the element isn't reporting its values properly in Safari
875 // then some display: none elements are involved
877 var swap = [], stack = [];
879 // Locate all of the parent display: none elements
880 for ( var a = elem; a && color(a); a = a.parentNode )
883 // Go through and make them visible, but in reverse
884 // (It would be better if we knew the exact display type that they had)
885 for ( var i = 0; i < stack.length; i++ )
886 if ( color( stack[ i ] ) ) {
887 swap[ i ] = stack[ i ].style.display;
888 stack[ i ].style.display = "block";
891 // Since we flip the display style, we have to handle that
892 // one special, otherwise get the value
893 ret = name == "display" && swap[ stack.length - 1 ] != null ?
895 ( computedStyle && computedStyle.getPropertyValue( name ) ) || "";
897 // Finally, revert the display styles back
898 for ( var i = 0; i < swap.length; i++ )
899 if ( swap[ i ] != null )
900 stack[ i ].style.display = swap[ i ];
903 // We should always get a number back from opacity
904 if ( name == "opacity" && ret == "" )
907 } else if ( elem.currentStyle ) {
908 var camelCase = name.replace(/\-(\w)/g, function(all, letter){
909 return letter.toUpperCase();
912 ret = elem.currentStyle[ name ] || elem.currentStyle[ camelCase ];
914 // From the awesome hack by Dean Edwards
915 // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
917 // If we're not dealing with a regular pixel number
918 // but a number that has a weird ending, we need to convert it to pixels
919 if ( !/^\d+(px)?$/i.test( ret ) && /^\d/.test( ret ) ) {
920 // Remember the original values
921 var style = elem.style.left, runtimeStyle = elem.runtimeStyle.left;
923 // Put in the new values to get a computed value out
924 elem.runtimeStyle.left = elem.currentStyle.left;
925 elem.style.left = ret || 0;
926 ret = elem.style.pixelLeft + "px";
928 // Revert the changed values
929 elem.style.left = style;
930 elem.runtimeStyle.left = runtimeStyle;
937 clean: function( elems, context ) {
939 context = context || document;
940 // !context.createElement fails in IE with an error but returns typeof 'object'
941 if (typeof context.createElement == 'undefined')
942 context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
944 jQuery.each(elems, function(i, elem){
948 if ( elem.constructor == Number )
949 elem = elem.toString();
951 // Convert html string into DOM nodes
952 if ( typeof elem == "string" ) {
953 // Fix "XHTML"-style tags in all browsers
954 elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){
955 return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ?
957 front + "></" + tag + ">";
960 // Trim whitespace, otherwise indexOf won't work as expected
961 var tags = jQuery.trim( elem ).toLowerCase(), div = context.createElement("div");
964 // option or optgroup
965 !tags.indexOf("<opt") &&
966 [ 1, "<select multiple='multiple'>", "</select>" ] ||
968 !tags.indexOf("<leg") &&
969 [ 1, "<fieldset>", "</fieldset>" ] ||
971 tags.match(/^<(thead|tbody|tfoot|colg|cap)/) &&
972 [ 1, "<table>", "</table>" ] ||
974 !tags.indexOf("<tr") &&
975 [ 2, "<table><tbody>", "</tbody></table>" ] ||
977 // <thead> matched above
978 (!tags.indexOf("<td") || !tags.indexOf("<th")) &&
979 [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ] ||
981 !tags.indexOf("<col") &&
982 [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ] ||
984 // IE can't serialize <link> and <script> tags normally
985 jQuery.browser.msie &&
986 [ 1, "div<div>", "</div>" ] ||
990 // Go to html and back, then peel off extra wrappers
991 div.innerHTML = wrap[1] + elem + wrap[2];
993 // Move to the right depth
997 // Remove IE's autoinserted <tbody> from table fragments
998 if ( jQuery.browser.msie ) {
1000 // String was a <table>, *may* have spurious <tbody>
1001 var tbody = !tags.indexOf("<table") && tags.indexOf("<tbody") < 0 ?
1002 div.firstChild && div.firstChild.childNodes :
1004 // String was a bare <thead> or <tfoot>
1005 wrap[1] == "<table>" && tags.indexOf("<tbody") < 0 ?
1009 for ( var j = tbody.length - 1; j >= 0 ; --j )
1010 if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length )
1011 tbody[ j ].parentNode.removeChild( tbody[ j ] );
1013 // IE completely kills leading whitespace when innerHTML is used
1014 if ( /^\s/.test( elem ) )
1015 div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
1019 elem = jQuery.makeArray( div.childNodes );
1022 if ( elem.length === 0 && (!jQuery.nodeName( elem, "form" ) && !jQuery.nodeName( elem, "select" )) )
1025 if ( elem[0] == undefined || jQuery.nodeName( elem, "form" ) || elem.options )
1029 ret = jQuery.merge( ret, elem );
1036 attr: function( elem, name, value ) {
1037 // don't set attributes on text and comment nodes
1038 if (!elem || elem.nodeType == 3 || elem.nodeType == 8)
1041 var fix = jQuery.isXMLDoc( elem ) ?
1045 // Safari mis-reports the default selected property of a hidden option
1046 // Accessing the parent's selectedIndex property fixes it
1047 if ( name == "selected" && jQuery.browser.safari )
1048 elem.parentNode.selectedIndex;
1050 // Certain attributes only work when accessed via the old DOM 0 way
1051 if ( fix[ name ] ) {
1052 if ( value != undefined )
1053 elem[ fix[ name ] ] = value;
1055 return elem[ fix[ name ] ];
1057 } else if ( jQuery.browser.msie && name == "style" )
1058 return jQuery.attr( elem.style, "cssText", value );
1060 else if ( value == undefined && jQuery.browser.msie && jQuery.nodeName( elem, "form" ) && (name == "action" || name == "method") )
1061 return elem.getAttributeNode( name ).nodeValue;
1063 // IE elem.getAttribute passes even for style
1064 else if ( elem.tagName ) {
1066 if ( value != undefined ) {
1067 // We can't allow the type property to be changed (since it causes problems in IE)
1068 if ( name == "type" && jQuery.nodeName( elem, "input" ) && elem.parentNode )
1069 throw "type property can't be changed";
1071 // convert the value to a string (all browsers do this but IE) see #1070
1072 elem.setAttribute( name, "" + value );
1075 if ( jQuery.browser.msie && /href|src/.test( name ) && !jQuery.isXMLDoc( elem ) )
1076 return elem.getAttribute( name, 2 );
1078 return elem.getAttribute( name );
1080 // elem is actually elem.style ... set the style
1082 // IE actually uses filters for opacity
1083 if ( name == "opacity" && jQuery.browser.msie ) {
1084 if ( value != undefined ) {
1085 // IE has trouble with opacity if it does not have layout
1086 // Force it by setting the zoom level
1089 // Set the alpha filter to set the opacity
1090 elem.filter = (elem.filter || "").replace( /alpha\([^)]*\)/, "" ) +
1091 (parseFloat( value ).toString() == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
1094 return elem.filter && elem.filter.indexOf("opacity=") >= 0 ?
1095 (parseFloat( elem.filter.match(/opacity=([^)]*)/)[1] ) / 100).toString() :
1099 name = name.replace(/-([a-z])/ig, function(all, letter){
1100 return letter.toUpperCase();
1103 if ( value != undefined )
1104 elem[ name ] = value;
1106 return elem[ name ];
1110 trim: function( text ) {
1111 return (text || "").replace( /^\s+|\s+$/g, "" );
1114 makeArray: function( array ) {
1117 if( array != undefined ){
1118 var i = array.length;
1119 //the window, strings and functions also have 'length'
1120 if( i != null && !array.split && array != window && !array.call )
1122 ret[--i] = array[i];
1130 inArray: function( elem, array ) {
1131 for ( var i = 0, length = array.length; i < length; i++ )
1132 if ( array[ i ] == elem )
1138 merge: function( first, second ) {
1139 // We have to loop this way because IE & Opera overwrite the length
1140 // expando of getElementsByTagName
1142 // Also, we need to make sure that the correct elements are being returned
1143 // (IE returns comment nodes in a '*' query)
1144 if ( jQuery.browser.msie ) {
1145 for ( var i = 0; second[ i ]; i++ )
1146 if ( second[ i ].nodeType != 8 )
1147 first.push( second[ i ] );
1150 for ( var i = 0; second[ i ]; i++ )
1151 first.push( second[ i ] );
1156 unique: function( array ) {
1157 var ret = [], done = {};
1161 for ( var i = 0, length = array.length; i < length; i++ ) {
1162 var id = jQuery.data( array[ i ] );
1164 if ( !done[ id ] ) {
1166 ret.push( array[ i ] );
1177 grep: function( elems, callback, inv ) {
1180 // Go through the array, only saving the items
1181 // that pass the validator function
1182 for ( var i = 0, length = elems.length; i < length; i++ )
1183 if ( !inv && callback( elems[ i ], i ) || inv && !callback( elems[ i ], i ) )
1184 ret.push( elems[ i ] );
1189 map: function( elems, callback ) {
1192 // Go through the array, translating each of the items to their
1193 // new value (or values).
1194 for ( var i = 0, length = elems.length; i < length; i++ ) {
1195 var value = callback( elems[ i ], i );
1197 if ( value !== null && value != undefined ) {
1198 if ( value.constructor != Array )
1201 ret = ret.concat( value );
1209 var userAgent = navigator.userAgent.toLowerCase();
1211 // Figure out what browser is being used
1213 version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1],
1214 safari: /webkit/.test( userAgent ),
1215 opera: /opera/.test( userAgent ),
1216 msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
1217 mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
1220 var styleFloat = jQuery.browser.msie ?
1225 // Check to see if the W3C box model is being used
1226 boxModel: !jQuery.browser.msie || document.compatMode == "CSS1Compat",
1230 "class": "className",
1231 "float": styleFloat,
1232 cssFloat: styleFloat,
1233 styleFloat: styleFloat,
1234 innerHTML: "innerHTML",
1235 className: "className",
1237 disabled: "disabled",
1239 readonly: "readOnly",
1240 selected: "selected",
1241 maxlength: "maxLength",
1242 selectedIndex: "selectedIndex",
1243 defaultValue: "defaultValue",
1245 nodeName: "nodeName"
1250 parent: function(elem){return elem.parentNode;},
1251 parents: function(elem){return jQuery.dir(elem,"parentNode");},
1252 next: function(elem){return jQuery.nth(elem,2,"nextSibling");},
1253 prev: function(elem){return jQuery.nth(elem,2,"previousSibling");},
1254 nextAll: function(elem){return jQuery.dir(elem,"nextSibling");},
1255 prevAll: function(elem){return jQuery.dir(elem,"previousSibling");},
1256 siblings: function(elem){return jQuery.sibling(elem.parentNode.firstChild,elem);},
1257 children: function(elem){return jQuery.sibling(elem.firstChild);},
1258 contents: function(elem){return jQuery.nodeName(elem,"iframe")?elem.contentDocument||elem.contentWindow.document:jQuery.makeArray(elem.childNodes);}
1259 }, function(name, fn){
1260 jQuery.fn[ name ] = function( selector ) {
1261 var ret = jQuery.map( this, fn );
1263 if ( selector && typeof selector == "string" )
1264 ret = jQuery.multiFilter( selector, ret );
1266 return this.pushStack( jQuery.unique( ret ) );
1272 prependTo: "prepend",
1273 insertBefore: "before",
1274 insertAfter: "after",
1275 replaceAll: "replaceWith"
1276 }, function(name, original){
1277 jQuery.fn[ name ] = function() {
1278 var args = arguments;
1280 return this.each(function(){
1281 for ( var i = 0, length = args.length; i < length; i++ )
1282 jQuery( args[ i ] )[ original ]( this );
1288 removeAttr: function( name ) {
1289 jQuery.attr( this, name, "" );
1290 if (this.nodeType == 1)
1291 this.removeAttribute( name );
1294 addClass: function( classNames ) {
1295 jQuery.className.add( this, classNames );
1298 removeClass: function( classNames ) {
1299 jQuery.className.remove( this, classNames );
1302 toggleClass: function( classNames ) {
1303 jQuery.className[ jQuery.className.has( this, classNames ) ? "remove" : "add" ]( this, classNames );
1306 remove: function( selector ) {
1307 if ( !selector || jQuery.filter( selector, [ this ] ).r.length ) {
1308 // Prevent memory leaks
1309 jQuery( "*", this ).add(this).each(function(){
1310 jQuery.event.remove(this);
1311 jQuery.removeData(this);
1313 if (this.parentNode)
1314 this.parentNode.removeChild( this );
1319 // Remove element nodes and prevent memory leaks
1320 jQuery( ">*", this ).remove();
1322 // Remove any remaining nodes
1323 while ( this.firstChild )
1324 this.removeChild( this.firstChild );
1326 }, function(name, fn){
1327 jQuery.fn[ name ] = function(){
1328 return this.each( fn, arguments );
1332 jQuery.each([ "Height", "Width" ], function(i, name){
1333 var type = name.toLowerCase();
1335 jQuery.fn[ type ] = function( size ) {
1336 // Get window width or height
1337 return this[0] == window ?
1338 // Opera reports document.body.client[Width/Height] properly in both quirks and standards
1339 jQuery.browser.opera && document.body[ "client" + name ] ||
1341 // Safari reports inner[Width/Height] just fine (Mozilla and Opera include scroll bar widths)
1342 jQuery.browser.safari && window[ "inner" + name ] ||
1344 // Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
1345 document.compatMode == "CSS1Compat" && document.documentElement[ "client" + name ] || document.body[ "client" + name ] :
1347 // Get document width or height
1348 this[0] == document ?
1349 // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
1351 Math.max(document.body["scroll" + name], document.documentElement["scroll" + name]),
1352 Math.max(document.body["offset" + name], document.documentElement["offset" + name])
1355 // Get or set width or height on the element
1357 // Get width or height on the element
1358 (this.length ? jQuery.css( this[0], type ) : null) :
1360 // Set the width or height on the element (default to pixels if value is unitless)
1361 this.css( type, size.constructor == String ? size : size + "px" );