js/jquery-1.2.2.js

   1 (function(){
   2 /*
   3  * jQuery 1.2.2 - New Wave Javascript
   4  *
   5  * Copyright (c) 2007 John Resig (jquery.com)
   6  * Dual licensed under the MIT (MIT-LICENSE.txt)
   7  * and GPL (GPL-LICENSE.txt) licenses.
   8  *
   9  * $Date: 2008-01-14 17:56:07 -0500 (Mon, 14 Jan 2008) $
  10  * $Rev: 4454 $
  11  */
  12
  13 // Map over jQuery in case of overwrite
  14 if ( window.jQuery )
  15         var _jQuery = window.jQuery;
  16
  17 var jQuery = window.jQuery = function( selector, context ) {
  18         // The jQuery object is actually just the init constructor 'enhanced'
  19         return new jQuery.prototype.init( selector, context );
  20 };
  21
  22 // Map over the $ in case of overwrite
  23 if ( window.$ )
  24         var _$ = window.$;
  25
  26 // Map the jQuery namespace to the '$' one
  27 window.$ = jQuery;
  28
  29 // A simple way to check for HTML strings or ID strings
  30 // (both of which we optimize for)
  31 var quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#(\w+)$/;
  32
  33 // Is it a simple selector
  34 var isSimple = /^.[^:#\[\.]*$/;
  35
  36 jQuery.fn = jQuery.prototype = {
  37         init: function( selector, context ) {
  38                 // Make sure that a selection was provided
  39                 selector = selector || document;
  40
  41                 // Handle $(DOMElement)
  42                 if ( selector.nodeType ) {
  43                         this[0] = selector;
  44                         this.length = 1;
  45                         return this;
  46
  47                 // Handle HTML strings
  48                 } else if ( typeof selector == "string" ) {
  49                         // Are we dealing with HTML string or an ID?
  50                         var match = quickExpr.exec( selector );
  51
  52                         // Verify a match, and that no context was specified for #id
  53                         if ( match && (match[1] || !context) ) {
  54
  55                                 // HANDLE: $(html) -> $(array)
  56                                 if ( match[1] )
  57                                         selector = jQuery.clean( [ match[1] ], context );
  58
  59                                 // HANDLE: $("#id")
  60                                 else {
  61                                         var elem = document.getElementById( match[3] );
  62
  63                                         // Make sure an element was located
  64                                         if ( elem )
  65                                                 // Handle the case where IE and Opera return items
  66                                                 // by name instead of ID
  67                                                 if ( elem.id != match[3] )
  68                                                         return jQuery().find( selector );
  69
  70                                                 // Otherwise, we inject the element directly into the jQuery object
  71                                                 else {
  72                                                         this[0] = elem;
  73                                                         this.length = 1;
  74                                                         return this;
  75                                                 }
  76
  77                                         else
  78                                                 selector = [];
  79                                 }
  80
  81                         // HANDLE: $(expr, [context])
  82                         // (which is just equivalent to: $(content).find(expr)
  83                         } else
  84                                 return new jQuery( context ).find( selector );
  85
  86                 // HANDLE: $(function)
  87                 // Shortcut for document ready
  88                 } else if ( jQuery.isFunction( selector ) )
  89                         return new jQuery( document )[ jQuery.fn.ready ? "ready" : "load" ]( selector );
  90
  91                 return this.setArray(
  92                         // HANDLE: $(array)
  93                         selector.constructor == Array && selector ||
  94
  95                         // HANDLE: $(arraylike)
  96                         // Watch for when an array-like object, contains DOM nodes, is passed in as the selector
  97                         (selector.jquery || selector.length && selector != window && !selector.nodeType && selector[0] != undefined && selector[0].nodeType) && jQuery.makeArray( selector ) ||
  98
  99                         // HANDLE: $(*)
 100                         [ selector ] );
 101         },
 102
 103         // The current version of jQuery being used
 104         jquery: "1.2.2",
 105
 106         // The number of elements contained in the matched element set
 107         size: function() {
 108                 return this.length;
 109         },
 110
 111         // The number of elements contained in the matched element set
 112         length: 0,
 113
 114         // Get the Nth element in the matched element set OR
 115         // Get the whole matched element set as a clean array
 116         get: function( num ) {
 117                 return num == undefined ?
 118
 119                         // Return a 'clean' array
 120                         jQuery.makeArray( this ) :
 121
 122                         // Return just the object
 123                         this[ num ];
 124         },
 125
 126         // Take an array of elements and push it onto the stack
 127         // (returning the new matched element set)
 128         pushStack: function( elems ) {
 129                 // Build a new jQuery matched element set
 130                 var ret = jQuery( elems );
 131
 132                 // Add the old object onto the stack (as a reference)
 133                 ret.prevObject = this;
 134
 135                 // Return the newly-formed element set
 136                 return ret;
 137         },
 138
 139         // Force the current matched set of elements to become
 140         // the specified array of elements (destroying the stack in the process)
 141         // You should use pushStack() in order to do this, but maintain the stack
 142         setArray: function( elems ) {
 143                 // Resetting the length to 0, then using the native Array push
 144                 // is a super-fast way to populate an object with array-like properties
 145                 this.length = 0;
 146                 Array.prototype.push.apply( this, elems );
 147
 148                 return this;
 149         },
 150
 151         // Execute a callback for every element in the matched set.
 152         // (You can seed the arguments with an array of args, but this is
 153         // only used internally.)
 154         each: function( callback, args ) {
 155                 return jQuery.each( this, callback, args );
 156         },
 157
 158         // Determine the position of an element within
 159         // the matched set of elements
 160         index: function( elem ) {
 161                 var ret = -1;
 162
 163                 // Locate the position of the desired element
 164                 this.each(function(i){
 165                         if ( this == elem )
 166                                 ret = i;
 167                 });
 168
 169                 return ret;
 170         },
 171
 172         attr: function( name, value, type ) {
 173                 var options = name;
 174
 175                 // Look for the case where we're accessing a style value
 176                 if ( name.constructor == String )
 177                         if ( value == undefined )
 178                                 return this.length && jQuery[ type || "attr" ]( this[0], name ) || undefined;
 179
 180                         else {
 181                                 options = {};
 182                                 options[ name ] = value;
 183                         }
 184
 185                 // Check to see if we're setting style values
 186                 return this.each(function(i){
 187                         // Set all the styles
 188                         for ( name in options )
 189                                 jQuery.attr(
 190                                         type ?
 191                                                 this.style :
 192                                                 this,
 193                                         name, jQuery.prop( this, options[ name ], type, i, name )
 194                                 );
 195                 });
 196         },
 197
 198         css: function( key, value ) {
 199                 // ignore negative width and height values
 200                 if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 )
 201                         value = undefined;
 202                 return this.attr( key, value, "curCSS" );
 203         },
 204
 205         text: function( text ) {
 206                 if ( typeof text != "object" && text != null )
 207                         return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
 208
 209                 var ret = "";
 210
 211                 jQuery.each( text || this, function(){
 212                         jQuery.each( this.childNodes, function(){
 213                                 if ( this.nodeType != 8 )
 214                                         ret += this.nodeType != 1 ?
 215                                                 this.nodeValue :
 216                                                 jQuery.fn.text( [ this ] );
 217                         });
 218                 });
 219
 220                 return ret;
 221         },
 222
 223         wrapAll: function( html ) {
 224                 if ( this[0] )
 225                         // The elements to wrap the target around
 226                         jQuery( html, this[0].ownerDocument )
 227                                 .clone()
 228                                 .insertBefore( this[0] )
 229                                 .map(function(){
 230                                         var elem = this;
 231
 232                                         while ( elem.firstChild )
 233                                                 elem = elem.firstChild;
 234
 235                                         return elem;
 236                                 })
 237                                 .append(this);
 238
 239                 return this;
 240         },
 241
 242         wrapInner: function( html ) {
 243                 return this.each(function(){
 244                         jQuery( this ).contents().wrapAll( html );
 245                 });
 246         },
 247
 248         wrap: function( html ) {
 249                 return this.each(function(){
 250                         jQuery( this ).wrapAll( html );
 251                 });
 252         },
 253
 254         append: function() {
 255                 return this.domManip(arguments, true, false, function(elem){
 256                         if (this.nodeType == 1)
 257                                 this.appendChild( elem );
 258                 });
 259         },
 260
 261         prepend: function() {
 262                 return this.domManip(arguments, true, true, function(elem){
 263                         if (this.nodeType == 1)
 264                                 this.insertBefore( elem, this.firstChild );
 265                 });
 266         },
 267
 268         before: function() {
 269                 return this.domManip(arguments, false, false, function(elem){
 270                         this.parentNode.insertBefore( elem, this );
 271                 });
 272         },
 273
 274         after: function() {
 275                 return this.domManip(arguments, false, true, function(elem){
 276                         this.parentNode.insertBefore( elem, this.nextSibling );
 277                 });
 278         },
 279
 280         end: function() {
 281                 return this.prevObject || jQuery( [] );
 282         },
 283
 284         find: function( selector ) {
 285                 var elems = jQuery.map(this, function(elem){
 286                         return jQuery.find( selector, elem );
 287                 });
 288
 289                 return this.pushStack( /[^+>] [^+>]/.test( selector ) || selector.indexOf("..") > -1 ?
 290                         jQuery.unique( elems ) :
 291                         elems );
 292         },
 293
 294         clone: function( events ) {
 295                 // Do the clone
 296                 var ret = this.map(function(){
 297                         if ( jQuery.browser.msie && !jQuery.isXMLDoc(this) ) {
 298                                 // IE copies events bound via attachEvent when
 299                                 // using cloneNode. Calling detachEvent on the
 300                                 // clone will also remove the events from the orignal
 301                                 // In order to get around this, we use innerHTML.
 302                                 // Unfortunately, this means some modifications to
 303                                 // attributes in IE that are actually only stored
 304                                 // as properties will not be copied (such as the
 305                                 // the name attribute on an input).
 306                                 var clone = this.cloneNode(true),
 307                                         container = document.createElement("div"),
 308                                         container2 = document.createElement("div");
 309                                 container.appendChild(clone);
 310                                 container2.innerHTML = container.innerHTML;
 311                                 return container2.firstChild;
 312                         } else
 313                                 return this.cloneNode(true);
 314                 });
 315
 316                 // Need to set the expando to null on the cloned set if it exists
 317                 // removeData doesn't work here, IE removes it from the original as well
 318                 // this is primarily for IE but the data expando shouldn't be copied over in any browser
 319                 var clone = ret.find("*").andSelf().each(function(){
 320                         if ( this[ expando ] != undefined )
 321                                 this[ expando ] = null;
 322                 });
 323
 324                 // Copy the events from the original to the clone
 325                 if ( events === true )
 326                         this.find("*").andSelf().each(function(i){
 327                                 if (this.nodeType == 3)
 328                                         return;
 329                                 var events = jQuery.data( this, "events" );
 330
 331                                 for ( var type in events )
 332                                         for ( var handler in events[ type ] )
 333                                                 jQuery.event.add( clone[ i ], type, events[ type ][ handler ], events[ type ][ handler ].data );
 334                         });
 335
 336                 // Return the cloned set
 337                 return ret;
 338         },
 339
 340         filter: function( selector ) {
 341                 return this.pushStack(
 342                         jQuery.isFunction( selector ) &&
 343                         jQuery.grep(this, function(elem, i){
 344                                 return selector.call( elem, i );
 345                         }) ||
 346
 347                         jQuery.multiFilter( selector, this ) );
 348         },
 349
 350         not: function( selector ) {
 351                 if ( selector.constructor == String )
 352                         // test special case where just one selector is passed in
 353                         if ( isSimple.test( selector ) )
 354                                 return this.pushStack( jQuery.multiFilter( selector, this, true ) );
 355                         else
 356                                 selector = jQuery.multiFilter( selector, this );
 357
 358                 var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
 359                 return this.filter(function() {
 360                         return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector;
 361                 });
 362         },
 363
 364         add: function( selector ) {
 365                 return !selector ? this : this.pushStack( jQuery.merge(
 366                         this.get(),
 367                         selector.constructor == String ?
 368                                 jQuery( selector ).get() :
 369                                 selector.length != undefined && (!selector.nodeName || jQuery.nodeName(selector, "form")) ?
 370                                         selector : [selector] ) );
 371         },
 372
 373         is: function( selector ) {
 374                 return selector ?
 375                         jQuery.multiFilter( selector, this ).length > 0 :
 376                         false;
 377         },
 378
 379         hasClass: function( selector ) {
 380                 return this.is( "." + selector );
 381         },
 382
 383         val: function( value ) {
 384                 if ( value == undefined ) {
 385
 386                         if ( this.length ) {
 387                                 var elem = this[0];
 388
 389                                 // We need to handle select boxes special
 390                                 if ( jQuery.nodeName( elem, "select" ) ) {
 391                                         var index = elem.selectedIndex,
 392                                                 values = [],
 393                                                 options = elem.options,
 394                                                 one = elem.type == "select-one";
 395
 396                                         // Nothing was selected
 397                                         if ( index < 0 )
 398                                                 return null;
 399
 400                                         // Loop through all the selected options
 401                                         for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
 402                                                 var option = options[ i ];
 403
 404                                                 if ( option.selected ) {
 405                                                         // Get the specifc value for the option
 406                                                         value = jQuery.browser.msie && !option.attributes.value.specified ? option.text : option.value;
 407
 408                                                         // We don't need an array for one selects
 409                                                         if ( one )
 410                                                                 return value;
 411
 412                                                         // Multi-Selects return an array
 413                                                         values.push( value );
 414                                                 }
 415                                         }
 416
 417                                         return values;
 418
 419                                 // Everything else, we just grab the value
 420                                 } else
 421                                         return (this[0].value || "").replace(/\r/g, "");
 422
 423                         }
 424
 425                         return undefined;
 426                 }
 427
 428                 return this.each(function(){
 429                         if ( this.nodeType != 1 )
 430                                 return;
 431
 432                         if ( value.constructor == Array && /radio|checkbox/.test( this.type ) )
 433                                 this.checked = (jQuery.inArray(this.value, value) >= 0 ||
 434                                         jQuery.inArray(this.name, value) >= 0);
 435
 436                         else if ( jQuery.nodeName( this, "select" ) ) {
 437                                 var values = value.constructor == Array ?
 438                                         value :
 439                                         [ value ];
 440
 441                                 jQuery( "option", this ).each(function(){
 442                                         this.selected = (jQuery.inArray( this.value, values ) >= 0 ||
 443                                                 jQuery.inArray( this.text, values ) >= 0);
 444                                 });
 445
 446                                 if ( !values.length )
 447                                         this.selectedIndex = -1;
 448
 449                         } else
 450                                 this.value = value;
 451                 });
 452         },
 453
 454         html: function( value ) {
 455                 return value == undefined ?
 456                         (this.length ?
 457                                 this[0].innerHTML :
 458                                 null) :
 459                         this.empty().append( value );
 460         },
 461
 462         replaceWith: function( value ) {
 463                 return this.after( value ).remove();
 464         },
 465
 466         eq: function( i ) {
 467                 return this.slice( i, i + 1 );
 468         },
 469
 470         slice: function() {
 471                 return this.pushStack( Array.prototype.slice.apply( this, arguments ) );
 472         },
 473
 474         map: function( callback ) {
 475                 return this.pushStack( jQuery.map(this, function(elem, i){
 476                         return callback.call( elem, i, elem );
 477                 }));
 478         },
 479
 480         andSelf: function() {
 481                 return this.add( this.prevObject );
 482         },
 483
 484         domManip: function( args, table, reverse, callback ) {
 485                 var clone = this.length > 1, elems;
 486
 487                 return this.each(function(){
 488                         if ( !elems ) {
 489                                 elems = jQuery.clean( args, this.ownerDocument );
 490
 491                                 if ( reverse )
 492                                         elems.reverse();
 493                         }
 494
 495                         var obj = this;
 496
 497                         if ( table && jQuery.nodeName( this, "table" ) && jQuery.nodeName( elems[0], "tr" ) )
 498                                 obj = this.getElementsByTagName("tbody")[0] || this.appendChild( this.ownerDocument.createElement("tbody") );
 499
 500                         var scripts = jQuery( [] );
 501
 502                         jQuery.each(elems, function(){
 503                                 var elem = clone ?
 504                                         jQuery( this ).clone( true )[0] :
 505                                         this;
 506
 507                                 // execute all scripts after the elements have been injected
 508                                 if ( jQuery.nodeName( elem, "script" ) ) {
 509                                         scripts = scripts.add( elem );
 510                                 } else {
 511                                         // Remove any inner scripts for later evaluation
 512                                         if ( elem.nodeType == 1 )
 513                                                 scripts = scripts.add( jQuery( "script", elem ).remove() );
 514
 515                                         // Inject the elements into the document
 516                                         callback.call( obj, elem );
 517                                 }
 518                         });
 519
 520                         scripts.each( evalScript );
 521                 });
 522         }
 523 };
 524
 525 // Give the init function the jQuery prototype for later instantiation
 526 jQuery.prototype.init.prototype = jQuery.prototype;
 527
 528 function evalScript( i, elem ) {
 529         if ( elem.src )
 530                 jQuery.ajax({
 531                         url: elem.src,
 532                         async: false,
 533                         dataType: "script"
 534                 });
 535
 536         else
 537                 jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
 538
 539         if ( elem.parentNode )
 540                 elem.parentNode.removeChild( elem );
 541 }
 542
 543 jQuery.extend = jQuery.fn.extend = function() {
 544         // copy reference to target object
 545         var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options;
 546
 547         // Handle a deep copy situation
 548         if ( target.constructor == Boolean ) {
 549                 deep = target;
 550                 target = arguments[1] || {};
 551                 // skip the boolean and the target
 552                 i = 2;
 553         }
 554
 555         // Handle case when target is a string or something (possible in deep copy)
 556         if ( typeof target != "object" && typeof target != "function" )
 557                 target = {};
 558
 559         // extend jQuery itself if only one argument is passed
 560         if ( length == 1 ) {
 561                 target = this;
 562                 i = 0;
 563         }
 564
 565         for ( ; i < length; i++ )
 566                 // Only deal with non-null/undefined values
 567                 if ( (options = arguments[ i ]) != null )
 568                         // Extend the base object
 569                         for ( var name in options ) {
 570                                 // Prevent never-ending loop
 571                                 if ( target === options[ name ] )
 572                                         continue;
 573
 574                                 // Recurse if we're merging object values
 575                                 if ( deep && options[ name ] && typeof options[ name ] == "object" && target[ name ] && !options[ name ].nodeType )
 576                                         target[ name ] = jQuery.extend( target[ name ], options[ name ] );
 577
 578                                 // Don't bring in undefined values
 579                                 else if ( options[ name ] != undefined )
 580                                         target[ name ] = options[ name ];
 581
 582                         }
 583
 584         // Return the modified object
 585         return target;
 586 };
 587
 588 var expando = "jQuery" + (new Date()).getTime(), uuid = 0, windowData = {};
 589
 590 // exclude the following css properties to add px
 591 var exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i;
 592
 593 jQuery.extend({
 594         noConflict: function( deep ) {
 595                 window.$ = _$;
 596
 597                 if ( deep )
 598                         window.jQuery = _jQuery;
 599
 600                 return jQuery;
 601         },
 602
 603         // See test/unit/core.js for details concerning this function.
 604         isFunction: function( fn ) {
 605                 return !!fn && typeof fn != "string" && !fn.nodeName &&
 606                         fn.constructor != Array && /function/i.test( fn + "" );
 607         },
 608
 609         // check if an element is in a (or is an) XML document
 610         isXMLDoc: function( elem ) {
 611                 return elem.documentElement && !elem.body ||
 612                         elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
 613         },
 614
 615         // Evalulates a script in a global context
 616         globalEval: function( data ) {
 617                 data = jQuery.trim( data );
 618
 619                 if ( data ) {
 620                         // Inspired by code by Andrea Giammarchi
 621                         // http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
 622                         var head = document.getElementsByTagName("head")[0] || document.documentElement,
 623                                 script = document.createElement("script");
 624
 625                         script.type = "text/javascript";
 626                         if ( jQuery.browser.msie )
 627                                 script.text = data;
 628                         else
 629                                 script.appendChild( document.createTextNode( data ) );
 630
 631                         head.appendChild( script );
 632                         head.removeChild( script );
 633                 }
 634         },
 635
 636         nodeName: function( elem, name ) {
 637                 return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
 638         },
 639
 640         cache: {},
 641
 642         data: function( elem, name, data ) {
 643                 elem = elem == window ?
 644                         windowData :
 645                         elem;
 646
 647                 var id = elem[ expando ];
 648
 649                 // Compute a unique ID for the element
 650                 if ( !id )
 651                         id = elem[ expando ] = ++uuid;
 652
 653                 // Only generate the data cache if we're
 654                 // trying to access or manipulate it
 655                 if ( name && !jQuery.cache[ id ] )
 656                         jQuery.cache[ id ] = {};
 657
 658                 // Prevent overriding the named cache with undefined values
 659                 if ( data != undefined )
 660                         jQuery.cache[ id ][ name ] = data;
 661
 662                 // Return the named cache data, or the ID for the element
 663                 return name ?
 664                         jQuery.cache[ id ][ name ] :
 665                         id;
 666         },
 667
 668         removeData: function( elem, name ) {
 669                 elem = elem == window ?
 670                         windowData :
 671                         elem;
 672
 673                 var id = elem[ expando ];
 674
 675                 // If we want to remove a specific section of the element's data
 676                 if ( name ) {
 677                         if ( jQuery.cache[ id ] ) {
 678                                 // Remove the section of cache data
 679                                 delete jQuery.cache[ id ][ name ];
 680
 681                                 // If we've removed all the data, remove the element's cache
 682                                 name = "";
 683
 684                                 for ( name in jQuery.cache[ id ] )
 685                                         break;
 686
 687                                 if ( !name )
 688                                         jQuery.removeData( elem );
 689                         }
 690
 691                 // Otherwise, we want to remove all of the element's data
 692                 } else {
 693                         // Clean up the element expando
 694                         try {
 695                                 delete elem[ expando ];
 696                         } catch(e){
 697                                 // IE has trouble directly removing the expando
 698                                 // but it's ok with using removeAttribute
 699                                 if ( elem.removeAttribute )
 700                                         elem.removeAttribute( expando );
 701                         }
 702
 703                         // Completely remove the data cache
 704                         delete jQuery.cache[ id ];
 705                 }
 706         },
 707
 708         // args is for internal usage only
 709         each: function( object, callback, args ) {
 710                 if ( args ) {
 711                         if ( object.length == undefined ) {
 712                                 for ( var name in object )
 713                                         if ( callback.apply( object[ name ], args ) === false )
 714                                                 break;
 715                         } else
 716                                 for ( var i = 0, length = object.length; i < length; i++ )
 717                                         if ( callback.apply( object[ i ], args ) === false )
 718                                                 break;
 719
 720                 // A special, fast, case for the most common use of each
 721                 } else {
 722                         if ( object.length == undefined ) {
 723                                 for ( var name in object )
 724                                         if ( callback.call( object[ name ], name, object[ name ] ) === false )
 725                                                 break;
 726                         } else
 727                                 for ( var i = 0, length = object.length, value = object[0];
 728                                         i < length && callback.call( value, i, value ) !== false; value = object[++i] ){}
 729                 }
 730
 731                 return object;
 732         },
 733
 734         prop: function( elem, value, type, i, name ) {
 735                         // Handle executable functions
 736                         if ( jQuery.isFunction( value ) )
 737                                 value = value.call( elem, i );
 738
 739                         // Handle passing in a number to a CSS property
 740                         return value && value.constructor == Number && type == "curCSS" && !exclude.test( name ) ?
 741                                 value + "px" :
 742                                 value;
 743         },
 744
 745         className: {
 746                 // internal only, use addClass("class")
 747                 add: function( elem, classNames ) {
 748                         jQuery.each((classNames || "").split(/\s+/), function(i, className){
 749                                 if ( elem.nodeType == 1 && !jQuery.className.has( elem.className, className ) )
 750                                         elem.className += (elem.className ? " " : "") + className;
 751                         });
 752                 },
 753
 754                 // internal only, use removeClass("class")
 755                 remove: function( elem, classNames ) {
 756                         if (elem.nodeType == 1)
 757                                 elem.className = classNames != undefined ?
 758                                         jQuery.grep(elem.className.split(/\s+/), function(className){
 759                                                 return !jQuery.className.has( classNames, className );
 760                                         }).join(" ") :
 761                                         "";
 762                 },
 763
 764                 // internal only, use is(".class")
 765                 has: function( elem, className ) {
 766                         return jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
 767                 }
 768         },
 769
 770         // A method for quickly swapping in/out CSS properties to get correct calculations
 771         swap: function( elem, options, callback ) {
 772                 var old = {};
 773                 // Remember the old values, and insert the new ones
 774                 for ( var name in options ) {
 775                         old[ name ] = elem.style[ name ];
 776                         elem.style[ name ] = options[ name ];
 777                 }
 778
 779                 callback.call( elem );
 780
 781                 // Revert the old values
 782                 for ( var name in options )
 783                         elem.style[ name ] = old[ name ];
 784         },
 785
 786         css: function( elem, name, force ) {
 787                 if ( name == "width" || name == "height" ) {
 788                         var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ];
 789
 790                         function getWH() {
 791                                 val = name == "width" ? elem.offsetWidth : elem.offsetHeight;
 792                                 var padding = 0, border = 0;
 793                                 jQuery.each( which, function() {
 794                                         padding += parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
 795                                         border += parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
 796                                 });
 797                                 val -= Math.round(padding + border);
 798                         }
 799
 800                         if ( jQuery(elem).is(":visible") )
 801                                 getWH();
 802                         else
 803                                 jQuery.swap( elem, props, getWH );
 804
 805                         return Math.max(0, val);
 806                 }
 807
 808                 return jQuery.curCSS( elem, name, force );
 809         },
 810
 811         curCSS: function( elem, name, force ) {
 812                 var ret;
 813
 814                 // A helper method for determining if an element's values are broken
 815                 function color( elem ) {
 816                         if ( !jQuery.browser.safari )
 817                                 return false;
 818
 819                         var ret = document.defaultView.getComputedStyle( elem, null );
 820                         return !ret || ret.getPropertyValue("color") == "";
 821                 }
 822
 823                 // We need to handle opacity special in IE
 824                 if ( name == "opacity" && jQuery.browser.msie ) {
 825                         ret = jQuery.attr( elem.style, "opacity" );
 826
 827                         return ret == "" ?
 828                                 "1" :
 829                                 ret;
 830                 }
 831                 // Opera sometimes will give the wrong display answer, this fixes it, see #2037
 832                 if ( jQuery.browser.opera && name == "display" ) {
 833                         var save = elem.style.display;
 834                         elem.style.display = "block";
 835                         elem.style.display = save;
 836                 }
 837
 838                 // Make sure we're using the right name for getting the float value
 839                 if ( name.match( /float/i ) )
 840                         name = styleFloat;
 841
 842                 if ( !force && elem.style && elem.style[ name ] )
 843                         ret = elem.style[ name ];
 844
 845                 else if ( document.defaultView && document.defaultView.getComputedStyle ) {
 846
 847                         // Only "float" is needed here
 848                         if ( name.match( /float/i ) )
 849                                 name = "float";
 850
 851                         name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase();
 852
 853                         var getComputedStyle = document.defaultView.getComputedStyle( elem, null );
 854
 855                         if ( getComputedStyle && !color( elem ) )
 856                                 ret = getComputedStyle.getPropertyValue( name );
 857
 858                         // If the element isn't reporting its values properly in Safari
 859                         // then some display: none elements are involved
 860                         else {
 861                                 var swap = [], stack = [];
 862
 863                                 // Locate all of the parent display: none elements
 864                                 for ( var a = elem; a && color(a); a = a.parentNode )
 865                                         stack.unshift(a);
 866
 867                                 // Go through and make them visible, but in reverse
 868                                 // (It would be better if we knew the exact display type that they had)
 869                                 for ( var i = 0; i < stack.length; i++ )
 870                                         if ( color( stack[ i ] ) ) {
 871                                                 swap[ i ] = stack[ i ].style.display;
 872                                                 stack[ i ].style.display = "block";
 873                                         }
 874
 875                                 // Since we flip the display style, we have to handle that
 876                                 // one special, otherwise get the value
 877                                 ret = name == "display" && swap[ stack.length - 1 ] != null ?
 878                                         "none" :
 879                                         ( getComputedStyle && getComputedStyle.getPropertyValue( name ) ) || "";
 880
 881                                 // Finally, revert the display styles back
 882                                 for ( var i = 0; i < swap.length; i++ )
 883                                         if ( swap[ i ] != null )
 884                                                 stack[ i ].style.display = swap[ i ];
 885                         }
 886
 887                         // We should always get a number back from opacity
 888                         if ( name == "opacity" && ret == "" )
 889                                 ret = "1";
 890
 891                 } else if ( elem.currentStyle ) {
 892                         var camelCase = name.replace(/\-(\w)/g, function(all, letter){
 893                                 return letter.toUpperCase();
 894                         });
 895
 896                         ret = elem.currentStyle[ name ] || elem.currentStyle[ camelCase ];
 897
 898                         // From the awesome hack by Dean Edwards
 899                         // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
 900
 901                         // If we're not dealing with a regular pixel number
 902                         // but a number that has a weird ending, we need to convert it to pixels
 903                         if ( !/^\d+(px)?$/i.test( ret ) && /^\d/.test( ret ) ) {
 904                                 // Remember the original values
 905                                 var style = elem.style.left, runtimeStyle = elem.runtimeStyle.left;
 906
 907                                 // Put in the new values to get a computed value out
 908                                 elem.runtimeStyle.left = elem.currentStyle.left;
 909                                 elem.style.left = ret || 0;
 910                                 ret = elem.style.pixelLeft + "px";
 911
 912                                 // Revert the changed values
 913                                 elem.style.left = style;
 914                                 elem.runtimeStyle.left = runtimeStyle;
 915                         }
 916                 }
 917
 918                 return ret;
 919         },
 920
 921         clean: function( elems, context ) {
 922                 var ret = [];
 923                 context = context || document;
 924                 // !context.createElement fails in IE with an error but returns typeof 'object'
 925                 if (typeof context.createElement == 'undefined')
 926                         context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
 927
 928                 jQuery.each(elems, function(i, elem){
 929                         if ( !elem )
 930                                 return;
 931
 932                         if ( elem.constructor == Number )
 933                                 elem = elem.toString();
 934
 935                         // Convert html string into DOM nodes
 936                         if ( typeof elem == "string" ) {
 937                                 // Fix "XHTML"-style tags in all browsers
 938                                 elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){
 939                                         return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ?
 940                                                 all :
 941                                                 front + "></" + tag + ">";
 942                                 });
 943
 944                                 // Trim whitespace, otherwise indexOf won't work as expected
 945                                 var tags = jQuery.trim( elem ).toLowerCase(), div = context.createElement("div");
 946
 947                                 var wrap =
 948                                         // option or optgroup
 949                                         !tags.indexOf("<opt") &&
 950                                         [ 1, "<select multiple='multiple'>", "</select>" ] ||
 951
 952                                         !tags.indexOf("<leg") &&
 953                                         [ 1, "<fieldset>", "</fieldset>" ] ||
 954
 955                                         tags.match(/^<(thead|tbody|tfoot|colg|cap)/) &&
 956                                         [ 1, "<table>", "</table>" ] ||
 957
 958                                         !tags.indexOf("<tr") &&
 959                                         [ 2, "<table><tbody>", "</tbody></table>" ] ||
 960
 961                                         // <thead> matched above
 962                                         (!tags.indexOf("<td") || !tags.indexOf("<th")) &&
 963                                         [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ] ||
 964
 965                                         !tags.indexOf("<col") &&
 966                                         [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ] ||
 967
 968                                         // IE can't serialize <link> and <script> tags normally
 969                                         jQuery.browser.msie &&
 970                                         [ 1, "div<div>", "</div>" ] ||
 971
 972                                         [ 0, "", "" ];
 973
 974                                 // Go to html and back, then peel off extra wrappers
 975                                 div.innerHTML = wrap[1] + elem + wrap[2];
 976
 977                                 // Move to the right depth
 978                                 while ( wrap[0]-- )
 979                                         div = div.lastChild;
 980
 981                                 // Remove IE's autoinserted <tbody> from table fragments
 982                                 if ( jQuery.browser.msie ) {
 983
 984                                         // String was a <table>, *may* have spurious <tbody>
 985                                         var tbody = !tags.indexOf("<table") && tags.indexOf("<tbody") < 0 ?
 986                                                 div.firstChild && div.firstChild.childNodes :
 987
 988                                                 // String was a bare <thead> or <tfoot>
 989                                                 wrap[1] == "<table>" && tags.indexOf("<tbody") < 0 ?
 990                                                         div.childNodes :
 991                                                         [];
 992
 993                                         for ( var j = tbody.length - 1; j >= 0 ; --j )
 994                                                 if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length )
 995                                                         tbody[ j ].parentNode.removeChild( tbody[ j ] );
 996
 997                                         // IE completely kills leading whitespace when innerHTML is used
 998                                         if ( /^\s/.test( elem ) )
 999                                                 div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
1000
1001                                 }
1002
1003                                 elem = jQuery.makeArray( div.childNodes );
1004                         }
1005
1006                         if ( elem.length === 0 && (!jQuery.nodeName( elem, "form" ) && !jQuery.nodeName( elem, "select" )) )
1007                                 return;
1008
1009                         if ( elem[0] == undefined || jQuery.nodeName( elem, "form" ) || elem.options )
1010                                 ret.push( elem );
1011
1012                         else
1013                                 ret = jQuery.merge( ret, elem );
1014
1015                 });
1016
1017                 return ret;
1018         },
1019
1020         attr: function( elem, name, value ) {
1021                 // don't set attributes on text and comment nodes
1022                 if (!elem || elem.nodeType == 3 || elem.nodeType == 8)
1023                         return undefined;
1024
1025                 var fix = jQuery.isXMLDoc( elem ) ?
1026                         {} :
1027                         jQuery.props;
1028
1029                 // Safari mis-reports the default selected property of a hidden option
1030                 // Accessing the parent's selectedIndex property fixes it
1031                 if ( name == "selected" && jQuery.browser.safari )
1032                         elem.parentNode.selectedIndex;
1033
1034                 // Certain attributes only work when accessed via the old DOM 0 way
1035                 if ( fix[ name ] ) {
1036                         if ( value != undefined )
1037                                 elem[ fix[ name ] ] = value;
1038
1039                         return elem[ fix[ name ] ];
1040
1041                 } else if ( jQuery.browser.msie && name == "style" )
1042                         return jQuery.attr( elem.style, "cssText", value );
1043
1044                 else if ( value == undefined && jQuery.browser.msie && jQuery.nodeName( elem, "form" ) && (name == "action" || name == "method") )
1045                         return elem.getAttributeNode( name ).nodeValue;
1046
1047                 // IE elem.getAttribute passes even for style
1048                 else if ( elem.tagName ) {
1049
1050                         if ( value != undefined ) {
1051                                 // We can't allow the type property to be changed (since it causes problems in IE)
1052                                 if ( name == "type" && jQuery.nodeName( elem, "input" ) && elem.parentNode )
1053                                         throw "type property can't be changed";
1054
1055                                 // convert the value to a string (all browsers do this but IE) see #1070
1056                                 elem.setAttribute( name, "" + value );
1057                         }
1058
1059                         if ( jQuery.browser.msie && /href|src/.test( name ) && !jQuery.isXMLDoc( elem ) )
1060                                 return elem.getAttribute( name, 2 );
1061
1062                         return elem.getAttribute( name );
1063
1064                 // elem is actually elem.style ... set the style
1065                 } else {
1066                         // IE actually uses filters for opacity
1067                         if ( name == "opacity" && jQuery.browser.msie ) {
1068                                 if ( value != undefined ) {
1069                                         // IE has trouble with opacity if it does not have layout
1070                                         // Force it by setting the zoom level
1071                                         elem.zoom = 1;
1072
1073                                         // Set the alpha filter to set the opacity
1074                                         elem.filter = (elem.filter || "").replace( /alpha\([^)]*\)/, "" ) +
1075                                                 (parseFloat( value ).toString() == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
1076                                 }
1077
1078                                 return elem.filter && elem.filter.indexOf("opacity=") >= 0 ?
1079                                         (parseFloat( elem.filter.match(/opacity=([^)]*)/)[1] ) / 100).toString() :
1080                                         "";
1081                         }
1082
1083                         name = name.replace(/-([a-z])/ig, function(all, letter){
1084                                 return letter.toUpperCase();
1085                         });
1086
1087                         if ( value != undefined )
1088                                 elem[ name ] = value;
1089
1090                         return elem[ name ];
1091                 }
1092         },
1093
1094         trim: function( text ) {
1095                 return (text || "").replace( /^\s+|\s+$/g, "" );
1096         },
1097
1098         makeArray: function( array ) {
1099                 var ret = [];
1100
1101                 // Need to use typeof to fight Safari childNodes crashes
1102                 if ( typeof array != "array" )
1103                         for ( var i = 0, length = array.length; i < length; i++ )
1104                                 ret.push( array[ i ] );
1105                 else
1106                         ret = array.slice( 0 );
1107
1108                 return ret;
1109         },
1110
1111         inArray: function( elem, array ) {
1112                 for ( var i = 0, length = array.length; i < length; i++ )
1113                         if ( array[ i ] == elem )
1114                                 return i;
1115
1116                 return -1;
1117         },
1118
1119         merge: function( first, second ) {
1120                 // We have to loop this way because IE & Opera overwrite the length
1121                 // expando of getElementsByTagName
1122
1123                 // Also, we need to make sure that the correct elements are being returned
1124                 // (IE returns comment nodes in a '*' query)
1125                 if ( jQuery.browser.msie ) {
1126                         for ( var i = 0; second[ i ]; i++ )
1127                                 if ( second[ i ].nodeType != 8 )
1128                                         first.push( second[ i ] );
1129
1130                 } else
1131                         for ( var i = 0; second[ i ]; i++ )
1132                                 first.push( second[ i ] );
1133
1134                 return first;
1135         },
1136
1137         unique: function( array ) {
1138                 var ret = [], done = {};
1139
1140                 try {
1141
1142                         for ( var i = 0, length = array.length; i < length; i++ ) {
1143                                 var id = jQuery.data( array[ i ] );
1144
1145                                 if ( !done[ id ] ) {
1146                                         done[ id ] = true;
1147                                         ret.push( array[ i ] );
1148                                 }
1149                         }
1150
1151                 } catch( e ) {
1152                         ret = array;
1153                 }
1154
1155                 return ret;
1156         },
1157
1158         grep: function( elems, callback, inv ) {
1159                 // If a string is passed in for the function, make a function
1160                 // for it (a handy shortcut)
1161                 if ( typeof callback == "string" )
1162                         callback = eval("false||function(a,i){return " + callback + "}");
1163
1164                 var ret = [];
1165
1166                 // Go through the array, only saving the items
1167                 // that pass the validator function
1168                 for ( var i = 0, length = elems.length; i < length; i++ )
1169                         if ( !inv && callback( elems[ i ], i ) || inv && !callback( elems[ i ], i ) )
1170                                 ret.push( elems[ i ] );
1171
1172                 return ret;
1173         },
1174
1175         map: function( elems, callback ) {
1176                 var ret = [];
1177
1178                 // Go through the array, translating each of the items to their
1179                 // new value (or values).
1180                 for ( var i = 0, length = elems.length; i < length; i++ ) {
1181                         var value = callback( elems[ i ], i );
1182
1183                         if ( value !== null && value != undefined ) {
1184                                 if ( value.constructor != Array )
1185                                         value = [ value ];
1186
1187                                 ret = ret.concat( value );
1188                         }
1189                 }
1190
1191                 return ret;
1192         }
1193 });
1194
1195 var userAgent = navigator.userAgent.toLowerCase();
1196
1197 // Figure out what browser is being used
1198 jQuery.browser = {
1199         version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1],
1200         safari: /webkit/.test( userAgent ),
1201         opera: /opera/.test( userAgent ),
1202         msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
1203         mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
1204 };
1205
1206 var styleFloat = jQuery.browser.msie ?
1207         "styleFloat" :
1208         "cssFloat";
1209
1210 jQuery.extend({
1211         // Check to see if the W3C box model is being used
1212         boxModel: !jQuery.browser.msie || document.compatMode == "CSS1Compat",
1213
1214         props: {
1215                 "for": "htmlFor",
1216                 "class": "className",
1217                 "float": styleFloat,
1218                 cssFloat: styleFloat,
1219                 styleFloat: styleFloat,
1220                 innerHTML: "innerHTML",
1221                 className: "className",
1222                 value: "value",
1223                 disabled: "disabled",
1224                 checked: "checked",
1225                 readonly: "readOnly",
1226                 selected: "selected",
1227                 maxlength: "maxLength",
1228                 selectedIndex: "selectedIndex",
1229                 defaultValue: "defaultValue",
1230                 tagName: "tagName",
1231                 nodeName: "nodeName"
1232         }
1233 });
1234
1235 jQuery.each({
1236         parent: "elem.parentNode",
1237         parents: "jQuery.dir(elem,'parentNode')",
1238         next: "jQuery.nth(elem,2,'nextSibling')",
1239         prev: "jQuery.nth(elem,2,'previousSibling')",
1240         nextAll: "jQuery.dir(elem,'nextSibling')",
1241         prevAll: "jQuery.dir(elem,'previousSibling')",
1242         siblings: "jQuery.sibling(elem.parentNode.firstChild,elem)",
1243         children: "jQuery.sibling(elem.firstChild)",
1244         contents: "jQuery.nodeName(elem,'iframe')?elem.contentDocument||elem.contentWindow.document:jQuery.makeArray(elem.childNodes)"
1245 }, function(name, fn){
1246         fn = eval("false||function(elem){return " + fn + "}");
1247
1248         jQuery.fn[ name ] = function( selector ) {
1249                 var ret = jQuery.map( this, fn );
1250
1251                 if ( selector && typeof selector == "string" )
1252                         ret = jQuery.multiFilter( selector, ret );
1253
1254                 return this.pushStack( jQuery.unique( ret ) );
1255         };
1256 });
1257
1258 jQuery.each({
1259         appendTo: "append",
1260         prependTo: "prepend",
1261         insertBefore: "before",
1262         insertAfter: "after",
1263         replaceAll: "replaceWith"
1264 }, function(name, original){
1265         jQuery.fn[ name ] = function() {
1266                 var args = arguments;
1267
1268                 return this.each(function(){
1269                         for ( var i = 0, length = args.length; i < length; i++ )
1270                                 jQuery( args[ i ] )[ original ]( this );
1271                 });
1272         };
1273 });
1274
1275 jQuery.each({
1276         removeAttr: function( name ) {
1277                 jQuery.attr( this, name, "" );
1278                 if (this.nodeType == 1)
1279                         this.removeAttribute( name );
1280         },
1281
1282         addClass: function( classNames ) {
1283                 jQuery.className.add( this, classNames );
1284         },
1285
1286         removeClass: function( classNames ) {
1287                 jQuery.className.remove( this, classNames );
1288         },
1289
1290         toggleClass: function( classNames ) {
1291                 jQuery.className[ jQuery.className.has( this, classNames ) ? "remove" : "add" ]( this, classNames );
1292         },
1293
1294         remove: function( selector ) {
1295                 if ( !selector || jQuery.filter( selector, [ this ] ).r.length ) {
1296                         // Prevent memory leaks
1297                         jQuery( "*", this ).add(this).each(function(){
1298                                 jQuery.event.remove(this);
1299                                 jQuery.removeData(this);
1300                         });
1301                         if (this.parentNode)
1302                                 this.parentNode.removeChild( this );
1303                 }
1304         },
1305
1306         empty: function() {
1307                 // Remove element nodes and prevent memory leaks
1308                 jQuery( ">*", this ).remove();
1309
1310                 // Remove any remaining nodes
1311                 while ( this.firstChild )
1312                         this.removeChild( this.firstChild );
1313         }
1314 }, function(name, fn){
1315         jQuery.fn[ name ] = function(){
1316                 return this.each( fn, arguments );
1317         };
1318 });
1319
1320 jQuery.each([ "Height", "Width" ], function(i, name){
1321         var type = name.toLowerCase();
1322
1323         jQuery.fn[ type ] = function( size ) {
1324                 // Get window width or height
1325                 return this[0] == window ?
1326                         // Opera reports document.body.client[Width/Height] properly in both quirks and standards
1327                         jQuery.browser.opera && document.body[ "client" + name ] ||
1328
1329                         // Safari reports inner[Width/Height] just fine (Mozilla and Opera include scroll bar widths)
1330                         jQuery.browser.safari && window[ "inner" + name ] ||
1331
1332                         // Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
1333                         document.compatMode == "CSS1Compat" && document.documentElement[ "client" + name ] || document.body[ "client" + name ] :
1334
1335                         // Get document width or height
1336                         this[0] == document ?
1337                                 // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
1338                                 Math.max(
1339                                         Math.max(document.body["scroll" + name], document.documentElement["scroll" + name]),
1340                                         Math.max(document.body["offset" + name], document.documentElement["offset" + name])
1341                                 ) :
1342
1343                                 // Get or set width or height on the element
1344                                 size == undefined ?
1345                                         // Get width or height on the element
1346                                         (this.length ? jQuery.css( this[0], type ) : null) :
1347
1348                                         // Set the width or height on the element (default to pixels if value is unitless)
1349                                         this.css( type, size.constructor == String ? size : size + "px" );
1350         };
1351 });
1352
1353 var chars = jQuery.browser.safari && parseInt(jQuery.browser.version) < 417 ?
1354                 "(?:[\\w*_-]|\\\\.)" :
1355                 "(?:[\\w\u0128-\uFFFF*_-]|\\\\.)",
1356         quickChild = new RegExp("^>\\s*(" + chars + "+)"),
1357         quickID = new RegExp("^(" + chars + "+)(#)(" + chars + "+)"),
1358         quickClass = new RegExp("^([#.]?)(" + chars + "*)");
1359
1360 jQuery.extend({
1361         expr: {
1362                 "": "m[2]=='*'||jQuery.nodeName(a,m[2])",
1363                 "#": "a.getAttribute('id')==m[2]",
1364                 ":": {
1365                         // Position Checks
1366                         lt: "i<m[3]-0",
1367                         gt: "i>m[3]-0",
1368                         nth: "m[3]-0==i",
1369                         eq: "m[3]-0==i",
1370                         first: "i==0",
1371                         last: "i==r.length-1",
1372                         even: "i%2==0",
1373                         odd: "i%2",
1374
1375                         // Child Checks
1376                         "first-child": "a.parentNode.getElementsByTagName('*')[0]==a",
1377                         "last-child": "jQuery.nth(a.parentNode.lastChild,1,'previousSibling')==a",
1378                         "only-child": "!jQuery.nth(a.parentNode.lastChild,2,'previousSibling')",
1379
1380                         // Parent Checks
1381                         parent: "a.firstChild",
1382                         empty: "!a.firstChild",
1383
1384                         // Text Check
1385                         contains: "(a.textContent||a.innerText||jQuery(a).text()||'').indexOf(m[3])>=0",
1386
1387                         // Visibility
1388                         visible: '"hidden"!=a.type&&jQuery.css(a,"display")!="none"&&jQuery.css(a,"visibility")!="hidden"',
1389                         hidden: '"hidden"==a.type||jQuery.css(a,"display")=="none"||jQuery.css(a,"visibility")=="hidden"',
1390
1391                         // Form attributes
1392                         enabled: "!a.disabled",
1393                         disabled: "a.disabled",
1394                         checked: "a.checked",
1395                         selected: "a.selected||jQuery.attr(a,'selected')",
1396
1397                         // Form elements
1398                         text: "'text'==a.type",
1399                         radio: "'radio'==a.type",
1400                         checkbox: "'checkbox'==a.type",
1401                         file: "'file'==a.type",
1402                         password: "'password'==a.type",
1403                         submit: "'submit'==a.type",
1404                         image: "'image'==a.type",
1405                         reset: "'reset'==a.type",
1406                         button: '"button"==a.type||jQuery.nodeName(a,"button")',
1407                         input: "/input|select|textarea|button/i.test(a.nodeName)",
1408
1409                         // :has()
1410                         has: "jQuery.find(m[3],a).length",
1411
1412                         // :header
1413                         header: "/h\\d/i.test(a.nodeName)",
1414
1415                         // :animated
1416                         animated: "jQuery.grep(jQuery.timers,function(fn){return a==fn.elem;}).length"
1417                 }
1418         },
1419
1420         // The regular expressions that power the parsing engine
1421         parse: [
1422                 // Match: [@value='test'], [@foo]
1423                 /^(\[) *@?([\w-]+) *([!*$^~=]*) *('?"?)(.*?)\4 *\]/,
1424
1425                 // Match: :contains('foo')
1426                 /^(:)([\w-]+)\("?'?(.*?(\(.*?\))?[^(]*?)"?'?\)/,
1427
1428                 // Match: :even, :last-chlid, #id, .class
1429                 new RegExp("^([:.#]*)(" + chars + "+)")
1430         ],
1431
1432         multiFilter: function( expr, elems, not ) {
1433                 var old, cur = [];
1434
1435                 while ( expr && expr != old ) {
1436                         old = expr;
1437                         var f = jQuery.filter( expr, elems, not );
1438                         expr = f.t.replace(/^\s*,\s*/, "" );
1439                         cur = not ? elems = f.r : jQuery.merge( cur, f.r );
1440                 }
1441
1442                 return cur;
1443         },
1444
1445         find: function( t, context ) {
1446                 // Quickly handle non-string expressions
1447                 if ( typeof t != "string" )
1448                         return [ t ];
1449
1450                 // check to make sure context is a DOM element or a document
1451                 if ( context && context.nodeType != 1 && context.nodeType != 9)
1452                         return [ ];
1453
1454                 // Set the correct context (if none is provided)
1455                 context = context || document;
1456
1457                 // Initialize the search
1458                 var ret = [context], done = [], last, nodeName;
1459
1460                 // Continue while a selector expression exists, and while
1461                 // we're no longer looping upon ourselves
1462                 while ( t && last != t ) {
1463                         var r = [];
1464                         last = t;
1465
1466                         t = jQuery.trim(t);
1467
1468                         var foundToken = false;
1469
1470                         // An attempt at speeding up child selectors that
1471                         // point to a specific element tag
1472                         var re = quickChild;
1473                         var m = re.exec(t);
1474
1475                         if ( m ) {
1476                                 nodeName = m[1].toUpperCase();
1477
1478                                 // Perform our own iteration and filter
1479                                 for ( var i = 0; ret[i]; i++ )
1480                                         for ( var c = ret[i].firstChild; c; c = c.nextSibling )
1481                                                 if ( c.nodeType == 1 && (nodeName == "*" || c.nodeName.toUpperCase() == nodeName) )
1482                                                         r.push( c );
1483
1484                                 ret = r;
1485                                 t = t.replace( re, "" );
1486                                 if ( t.indexOf(" ") == 0 ) continue;
1487                                 foundToken = true;
1488                         } else {
1489                                 re = /^([>+~])\s*(\w*)/i;
1490
1491                                 if ( (m = re.exec(t)) != null ) {
1492                                         r = [];
1493
1494                                         var merge = {};
1495                                         nodeName = m[2].toUpperCase();
1496                                         m = m[1];
1497
1498                                         for ( var j = 0, rl = ret.length; j < rl; j++ ) {
1499                                                 var n = m == "~" || m == "+" ? ret[j].nextSibling : ret[j].firstChild;
1500                                                 for ( ; n; n = n.nextSibling )
1501                                                         if ( n.nodeType == 1 ) {
1502                                                                 var id = jQuery.data(n);
1503
1504                                                                 if ( m == "~" && merge[id] ) break;
1505
1506                                                                 if (!nodeName || n.nodeName.toUpperCase() == nodeName ) {
1507                                                                         if ( m == "~" ) merge[id] = true;
1508                                                                         r.push( n );
1509                                                                 }
1510
1511                                                                 if ( m == "+" ) break;
1512                                                         }
1513                                         }
1514
1515                                         ret = r;
1516
1517                                         // And remove the token
1518                                         t = jQuery.trim( t.replace( re, "" ) );
1519                                         foundToken = true;
1520                                 }
1521                         }
1522
1523                         // See if there's still an expression, and that we haven't already
1524                         // matched a token
1525                         if ( t && !foundToken ) {
1526                                 // Handle multiple expressions
1527                                 if ( !t.indexOf(",") ) {
1528                                         // Clean the result set
1529                                         if ( context == ret[0] ) ret.shift();
1530
1531                                         // Merge the result sets
1532                                         done = jQuery.merge( done, ret );
1533
1534                                         // Reset the context
1535                                         r = ret = [context];
1536
1537                                         // Touch up the selector string
1538                                         t = " " + t.substr(1,t.length);
1539
1540                                 } else {
1541                                         // Optimize for the case nodeName#idName
1542                                         var re2 = quickID;
1543                                         var m = re2.exec(t);
1544
1545                                         // Re-organize the results, so that they're consistent
1546                                         if ( m ) {
1547                                                 m = [ 0, m[2], m[3], m[1] ];
1548
1549                                         } else {
1550                                                 // Otherwise, do a traditional filter check for
1551                                                 // ID, class, and element selectors
1552                                                 re2 = quickClass;
1553                                                 m = re2.exec(t);
1554                                         }
1555
1556                                         m[2] = m[2].replace(/\\/g, "");
1557
1558                                         var elem = ret[ret.length-1];
1559
1560                                         // Try to do a global search by ID, where we can
1561                                         if ( m[1] == "#" && elem && elem.getElementById && !jQuery.isXMLDoc(elem) ) {
1562                                                 // Optimization for HTML document case
1563                                                 var oid = elem.getElementById(m[2]);
1564
1565                                                 // Do a quick check for the existence of the actual ID attribute
1566                                                 // to avoid selecting by the name attribute in IE
1567                                                 // also check to insure id is a string to avoid selecting an element with the name of 'id' inside a form
1568                                                 if ( (jQuery.browser.msie||jQuery.browser.opera) && oid && typeof oid.id == "string" && oid.id != m[2] )
1569                                                         oid = jQuery('[@id="'+m[2]+'"]', elem)[0];
1570
1571                                                 // Do a quick check for node name (where applicable) so
1572                                                 // that div#foo searches will be really fast
1573                                                 ret = r = oid && (!m[3] || jQuery.nodeName(oid, m[3])) ? [oid] : [];
1574                                         } else {
1575                                                 // We need to find all descendant elements
1576                                                 for ( var i = 0; ret[i]; i++ ) {
1577                                                         // Grab the tag name being searched for
1578                                                         var tag = m[1] == "#" && m[3] ? m[3] : m[1] != "" || m[0] == "" ? "*" : m[2];
1579
1580                                                         // Handle IE7 being really dumb about <object>s
1581                                                         if ( tag == "*" && ret[i].nodeName.toLowerCase() == "object" )
1582                                                                 tag = "param";
1583
1584                                                         r = jQuery.merge( r, ret[i].getElementsByTagName( tag ));
1585                                                 }
1586
1587                                                 // It's faster to filter by class and be done with it
1588                                                 if ( m[1] == "." )
1589                                                         r = jQuery.classFilter( r, m[2] );
1590
1591                                                 // Same with ID filtering
1592                                                 if ( m[1] == "#" ) {
1593                                                         var tmp = [];
1594
1595                                                         // Try to find the element with the ID
1596                                                         for ( var i = 0; r[i]; i++ )
1597                                                                 if ( r[i].getAttribute("id") == m[2] ) {
1598                                                                         tmp = [ r[i] ];
1599                                                                         break;
1600                                                                 }
1601
1602                                                         r = tmp;
1603                                                 }
1604
1605                                                 ret = r;
1606                                         }
1607
1608                                         t = t.replace( re2, "" );
1609                                 }
1610
1611                         }
1612
1613                         // If a selector string still exists
1614                         if ( t ) {
1615                                 // Attempt to filter it
1616                                 var val = jQuery.filter(t,r);
1617                                 ret = r = val.r;
1618                                 t = jQuery.trim(val.t);
1619                         }
1620                 }
1621
1622                 // An error occurred with the selector;
1623                 // just return an empty set instead
1624                 if ( t )
1625                         ret = [];
1626
1627                 // Remove the root context
1628                 if ( ret && context == ret[0] )
1629                         ret.shift();
1630
1631                 // And combine the results
1632                 done = jQuery.merge( done, ret );
1633
1634                 return done;
1635         },
1636
1637         classFilter: function(r,m,not){
1638                 m = " " + m + " ";
1639                 var tmp = [];
1640                 for ( var i = 0; r[i]; i++ ) {
1641                         var pass = (" " + r[i].className + " ").indexOf( m ) >= 0;
1642                         if ( !not && pass || not && !pass )
1643                                 tmp.push( r[i] );
1644                 }
1645                 return tmp;
1646         },
1647
1648         filter: function(t,r,not) {
1649                 var last;
1650
1651                 // Look for common filter expressions
1652                 while ( t && t != last ) {
1653                         last = t;
1654
1655                         var p = jQuery.parse, m;
1656
1657                         for ( var i = 0; p[i]; i++ ) {
1658                                 m = p[i].exec( t );
1659
1660                                 if ( m ) {
1661                                         // Remove what we just matched
1662                                         t = t.substring( m[0].length );
1663
1664                                         m[2] = m[2].replace(/\\/g, "");
1665                                         break;
1666                                 }
1667                         }
1668
1669                         if ( !m )
1670                                 break;
1671
1672                         // :not() is a special case that can be optimized by
1673                         // keeping it out of the expression list
1674                         if ( m[1] == ":" && m[2] == "not" )
1675                                 // optimize if only one selector found (most common case)
1676                                 r = isSimple.test( m[3] ) ?
1677                                         jQuery.filter(m[3], r, true).r :
1678                                         jQuery( r ).not( m[3] );
1679
1680                         // We can get a big speed boost by filtering by class here
1681                         else if ( m[1] == "." )
1682                                 r = jQuery.classFilter(r, m[2], not);
1683
1684                         else if ( m[1] == "[" ) {
1685                                 var tmp = [], type = m[3];
1686
1687                                 for ( var i = 0, rl = r.length; i < rl; i++ ) {
1688                                         var a = r[i], z = a[ jQuery.props[m[2]] || m[2] ];
1689
1690                                         if ( z == null || /href|src|selected/.test(m[2]) )
1691                                                 z = jQuery.attr(a,m[2]) || '';
1692
1693                                         if ( (type == "" && !!z ||
1694                                                  type == "=" && z == m[5] ||
1695                                                  type == "!=" && z != m[5] ||
1696                                                  type == "^=" && z && !z.indexOf(m[5]) ||
1697                                                  type == "$=" && z.substr(z.length - m[5].length) == m[5] ||
1698                                                  (type == "*=" || type == "~=") && z.indexOf(m[5]) >= 0) ^ not )
1699                                                         tmp.push( a );
1700                                 }
1701
1702                                 r = tmp;
1703
1704                         // We can get a speed boost by handling nth-child here
1705                         } else if ( m[1] == ":" && m[2] == "nth-child" ) {
1706                                 var merge = {}, tmp = [],
1707                                         // parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6'
1708                                         test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
1709                                                 m[3] == "even" && "2n" || m[3] == "odd" && "2n+1" ||
1710                                                 !/\D/.test(m[3]) && "0n+" + m[3] || m[3]),
1711                                         // calculate the numbers (first)n+(last) including if they are negative
1712                                         first = (test[1] + (test[2] || 1)) - 0, last = test[3] - 0;
1713
1714                                 // loop through all the elements left in the jQuery object
1715                                 for ( var i = 0, rl = r.length; i < rl; i++ ) {
1716                                         var node = r[i], parentNode = node.parentNode, id = jQuery.data(parentNode);
1717
1718                                         if ( !merge[id] ) {
1719                                                 var c = 1;
1720
1721                                                 for ( var n = parentNode.firstChild; n; n = n.nextSibling )
1722                                                         if ( n.nodeType == 1 )
1723                                                                 n.nodeIndex = c++;
1724
1725                                                 merge[id] = true;
1726                                         }
1727
1728                                         var add = false;
1729
1730                                         if ( first == 0 ) {
1731                                                 if ( node.nodeIndex == last )
1732                                                         add = true;
1733                                         } else if ( (node.nodeIndex - last) % first == 0 && (node.nodeIndex - last) / first >= 0 )
1734                                                 add = true;
1735
1736                                         if ( add ^ not )
1737                                                 tmp.push( node );
1738                                 }
1739
1740                                 r = tmp;
1741
1742                         // Otherwise, find the expression to execute
1743                         } else {
1744                                 var f = jQuery.expr[m[1]];
1745                                 if ( typeof f != "string" )
1746                                         f = jQuery.expr[m[1]][m[2]];
1747
1748                                 // Build a custom macro to enclose it
1749                                 f = eval("false||function(a,i){return " + f + "}");
1750
1751                                 // Execute it against the current filter
1752                                 r = jQuery.grep( r, f, not );
1753                         }
1754                 }
1755
1756                 // Return an array of filtered elements (r)
1757                 // and the modified expression string (t)
1758                 return { r: r, t: t };
1759         },
1760
1761         dir: function( elem, dir ){
1762                 var matched = [];
1763                 var cur = elem[dir];
1764                 while ( cur && cur != document ) {
1765                         if ( cur.nodeType == 1 )
1766                                 matched.push( cur );
1767                         cur = cur[dir];
1768                 }
1769                 return matched;
1770         },
1771
1772         nth: function(cur,result,dir,elem){
1773                 result = result || 1;
1774                 var num = 0;
1775
1776                 for ( ; cur; cur = cur[dir] )
1777                         if ( cur.nodeType == 1 && ++num == result )
1778                                 break;
1779
1780                 return cur;
1781         },
1782
1783         sibling: function( n, elem ) {
1784                 var r = [];
1785
1786                 for ( ; n; n = n.nextSibling ) {
1787                         if ( n.nodeType == 1 && (!elem || n != elem) )
1788                                 r.push( n );
1789                 }
1790
1791                 return r;
1792         }
1793 });
1794
1795 /*
1796  * A number of helper functions used for managing events.
1797  * Many of the ideas behind this code orignated from
1798  * Dean Edwards' addEvent library.
1799  */
1800 jQuery.event = {
1801
1802         // Bind an event to an element
1803         // Original by Dean Edwards
1804         add: function(elem, types, handler, data) {
1805                 if ( elem.nodeType == 3 || elem.nodeType == 8 )
1806                         return;
1807
1808                 // For whatever reason, IE has trouble passing the window object
1809                 // around, causing it to be cloned in the process
1810                 if ( jQuery.browser.msie && elem.setInterval != undefined )
1811                         elem = window;
1812
1813                 // Make sure that the function being executed has a unique ID
1814                 if ( !handler.guid )
1815                         handler.guid = this.guid++;
1816
1817                 // if data is passed, bind to handler
1818                 if( data != undefined ) {
1819                         // Create temporary function pointer to original handler
1820                         var fn = handler;
1821
1822                         // Create unique handler function, wrapped around original handler
1823                         handler = function() {
1824                                 // Pass arguments and context to original handler
1825                                 return fn.apply(this, arguments);
1826                         };
1827
1828                         // Store data in unique handler
1829                         handler.data = data;
1830
1831                         // Set the guid of unique handler to the same of original handler, so it can be removed
1832                         handler.guid = fn.guid;
1833                 }
1834
1835                 // Init the element's event structure
1836                 var events = jQuery.data(elem, "events") || jQuery.data(elem, "events", {}),
1837                         handle = jQuery.data(elem, "handle") || jQuery.data(elem, "handle", function(){
1838                                 // returned undefined or false
1839                                 var val;
1840
1841                                 // Handle the second event of a trigger and when
1842                                 // an event is called after a page has unloaded
1843                                 if ( typeof jQuery == "undefined" || jQuery.event.triggered )
1844                                         return val;
1845
1846                                 val = jQuery.event.handle.apply(arguments.callee.elem, arguments);
1847
1848                                 return val;
1849                         });
1850                 // Add elem as a property of the handle function
1851                 // This is to prevent a memory leak with non-native
1852                 // event in IE.
1853                 handle.elem = elem;
1854
1855                         // Handle multiple events seperated by a space
1856                         // jQuery(...).bind("mouseover mouseout", fn);
1857                         jQuery.each(types.split(/\s+/), function(index, type) {
1858                                 // Namespaced event handlers
1859                                 var parts = type.split(".");
1860                                 type = parts[0];
1861                                 handler.type = parts[1];
1862
1863                                 // Get the current list of functions bound to this event
1864                                 var handlers = events[type];
1865
1866                                 // Init the event handler queue
1867                                 if (!handlers) {
1868                                         handlers = events[type] = {};
1869
1870                                         // Check for a special event handler
1871                                         // Only use addEventListener/attachEvent if the special
1872                                         // events handler returns false
1873                                         if ( !jQuery.event.special[type] || jQuery.event.special[type].setup.call(elem) === false ) {
1874                                                 // Bind the global event handler to the element
1875                                                 if (elem.addEventListener)
1876                                                         elem.addEventListener(type, handle, false);
1877                                                 else if (elem.attachEvent)
1878                                                         elem.attachEvent("on" + type, handle);
1879                                         }
1880                                 }
1881
1882                                 // Add the function to the element's handler list
1883                                 handlers[handler.guid] = handler;
1884
1885                                 // Keep track of which events have been used, for global triggering
1886                                 jQuery.event.global[type] = true;
1887                         });
1888
1889                 // Nullify elem to prevent memory leaks in IE
1890                 elem = null;
1891         },
1892
1893         guid: 1,
1894         global: {},
1895
1896         // Detach an event or set of events from an element
1897         remove: function(elem, types, handler) {
1898                 // don't do events on text and comment nodes
1899                 if ( elem.nodeType == 3 || elem.nodeType == 8 )
1900                         return;
1901
1902                 var events = jQuery.data(elem, "events"), ret, index;
1903
1904                 if ( events ) {
1905                         // Unbind all events for the element
1906                         if ( types == undefined )
1907                                 for ( var type in events )
1908                                         this.remove( elem, type );
1909                         else {
1910                                 // types is actually an event object here
1911                                 if ( types.type ) {
1912                                         handler = types.handler;
1913                                         types = types.type;
1914                                 }
1915
1916                                 // Handle multiple events seperated by a space
1917                                 // jQuery(...).unbind("mouseover mouseout", fn);
1918                                 jQuery.each(types.split(/\s+/), function(index, type){
1919                                         // Namespaced event handlers
1920                                         var parts = type.split(".");
1921                                         type = parts[0];
1922
1923                                         if ( events[type] ) {
1924                                                 // remove the given handler for the given type
1925                                                 if ( handler )
1926                                                         delete events[type][handler.guid];
1927
1928                                                 // remove all handlers for the given type
1929                                                 else
1930                                                         for ( handler in events[type] )
1931                                                                 // Handle the removal of namespaced events
1932                                                                 if ( !parts[1] || events[type][handler].type == parts[1] )
1933                                                                         delete events[type][handler];
1934
1935                                                 // remove generic event handler if no more handlers exist
1936                                                 for ( ret in events[type] ) break;
1937                                                 if ( !ret ) {
1938                                                         if ( !jQuery.event.special[type] || jQuery.event.special[type].teardown.call(elem) === false ) {
1939                                                                 if (elem.removeEventListener)
1940                                                                         elem.removeEventListener(type, jQuery.data(elem, "handle"), false);
1941                                                                 else if (elem.detachEvent)
1942                                                                         elem.detachEvent("on" + type, jQuery.data(elem, "handle"));
1943                                                         }
1944                                                         ret = null;
1945                                                         delete events[type];
1946                                                 }
1947                                         }
1948                                 });
1949                         }
1950
1951                         // Remove the expando if it's no longer used
1952                         for ( ret in events ) break;
1953                         if ( !ret ) {
1954                                 var handle = jQuery.data( elem, "handle" );
1955                                 if ( handle ) handle.elem = null;
1956                                 jQuery.removeData( elem, "events" );
1957                                 jQuery.removeData( elem, "handle" );
1958                         }
1959                 }
1960         },
1961
1962         trigger: function(type, data, elem, donative, extra) {
1963                 // Clone the incoming data, if any
1964                 data = jQuery.makeArray(data || []);
1965
1966                 // Handle a global trigger
1967                 if ( !elem ) {
1968                         // Only trigger if we've ever bound an event for it
1969                         if ( this.global[type] )
1970                                 jQuery("*").add([window, document]).trigger(type, data);
1971
1972                 // Handle triggering a single element
1973                 } else {
1974                         // don't do events on text and comment nodes
1975                         if ( elem.nodeType == 3 || elem.nodeType == 8 )
1976                                 return undefined;
1977
1978                         var val, ret, fn = jQuery.isFunction( elem[ type ] || null ),
1979                                 // Check to see if we need to provide a fake event, or not
1980                                 event = !data[0] || !data[0].preventDefault;
1981
1982                         // Pass along a fake event
1983                         if ( event )
1984                                 data.unshift( this.fix({ type: type, target: elem }) );
1985
1986                         // Enforce the right trigger type
1987                         data[0].type = type;
1988
1989                         // Trigger the event
1990                         if ( jQuery.isFunction( jQuery.data(elem, "handle") ) )
1991                                 val = jQuery.data(elem, "handle").apply( elem, data );
1992
1993                         // Handle triggering native .onfoo handlers
1994                         if ( !fn && elem["on"+type] && elem["on"+type].apply( elem, data ) === false )
1995                                 val = false;
1996
1997                         // Extra functions don't get the custom event object
1998                         if ( event )
1999                                 data.shift();
2000
2001                         // Handle triggering of extra function
2002                         if ( extra && jQuery.isFunction( extra ) ) {
2003                                 // call the extra function and tack the current return value on the end for possible inspection
2004                                 ret = extra.apply( elem, val == null ? data : data.concat( val ) );
2005                                 // if anything is returned, give it precedence and have it overwrite the previous value
2006                                 if (ret !== undefined)
2007                                         val = ret;
2008                         }
2009
2010                         // Trigger the native events (except for clicks on links)
2011                         if ( fn && donative !== false && val !== false && !(jQuery.nodeName(elem, 'a') && type == "click") ) {
2012                                 this.triggered = true;
2013                                 try {
2014                                         elem[ type ]();
2015                                 // prevent IE from throwing an error for some hidden elements
2016                                 } catch (e) {}
2017                         }
2018
2019                         this.triggered = false;
2020                 }
2021
2022                 return val;
2023         },
2024
2025         handle: function(event) {
2026                 // returned undefined or false
2027                 var val;
2028
2029                 // Empty object is for triggered events with no data
2030                 event = jQuery.event.fix( event || window.event || {} );
2031
2032                 // Namespaced event handlers
2033                 var parts = event.type.split(".");
2034                 event.type = parts[0];
2035
2036                 var handlers = jQuery.data(this, "events") && jQuery.data(this, "events")[event.type], args = Array.prototype.slice.call( arguments, 1 );
2037                 args.unshift( event );
2038
2039                 for ( var j in handlers ) {
2040                         var handler = handlers[j];
2041                         // Pass in a reference to the handler function itself
2042                         // So that we can later remove it
2043                         args[0].handler = handler;
2044                         args[0].data = handler.data;
2045
2046                         // Filter the functions by class
2047                         if ( !parts[1] || handler.type == parts[1] ) {
2048                                 var ret = handler.apply( this, args );
2049
2050                                 if ( val !== false )
2051                                         val = ret;
2052
2053                                 if ( ret === false ) {
2054                                         event.preventDefault();
2055                                         event.stopPropagation();
2056                                 }
2057                         }
2058                 }
2059
2060                 // Clean up added properties in IE to prevent memory leak
2061                 if (jQuery.browser.msie)
2062                         event.target = event.preventDefault = event.stopPropagation =
2063                                 event.handler = event.data = null;
2064
2065                 return val;
2066         },
2067
2068         fix: function(event) {
2069                 // store a copy of the original event object
2070                 // and clone to set read-only properties
2071                 var originalEvent = event;
2072                 event = jQuery.extend({}, originalEvent);
2073
2074                 // add preventDefault and stopPropagation since
2075                 // they will not work on the clone
2076                 event.preventDefault = function() {
2077                         // if preventDefault exists run it on the original event
2078                         if (originalEvent.preventDefault)
2079                                 originalEvent.preventDefault();
2080                         // otherwise set the returnValue property of the original event to false (IE)
2081                         originalEvent.returnValue = false;
2082                 };
2083                 event.stopPropagation = function() {
2084                         // if stopPropagation exists run it on the original event
2085                         if (originalEvent.stopPropagation)
2086                                 originalEvent.stopPropagation();
2087                         // otherwise set the cancelBubble property of the original event to true (IE)
2088                         originalEvent.cancelBubble = true;
2089                 };
2090
2091                 // Fix target property, if necessary
2092                 if ( !event.target )
2093                         event.target = event.srcElement || document; // Fixes #1925 where srcElement might not be defined either
2094
2095                 // check if target is a textnode (safari)
2096                 if ( event.target.nodeType == 3 )
2097                         event.target = originalEvent.target.parentNode;
2098
2099                 // Add relatedTarget, if necessary
2100                 if ( !event.relatedTarget && event.fromElement )
2101                         event.relatedTarget = event.fromElement == event.target ? event.toElement : event.fromElement;
2102
2103                 // Calculate pageX/Y if missing and clientX/Y available
2104                 if ( event.pageX == null && event.clientX != null ) {
2105                         var doc = document.documentElement, body = document.body;
2106                         event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc.clientLeft || 0);
2107                         event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc.clientTop || 0);
2108                 }
2109
2110                 // Add which for key events
2111                 if ( !event.which && ((event.charCode || event.charCode === 0) ? event.charCode : event.keyCode) )
2112                         event.which = event.charCode || event.keyCode;
2113
2114                 // Add metaKey to non-Mac browsers (use ctrl for PC's and Meta for Macs)
2115                 if ( !event.metaKey && event.ctrlKey )
2116                         event.metaKey = event.ctrlKey;
2117
2118                 // Add which for click: 1 == left; 2 == middle; 3 == right
2119                 // Note: button is not normalized, so don't use it
2120                 if ( !event.which && event.button )
2121                         event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) ));
2122
2123                 return event;
2124         },
2125
2126         special: {
2127                 ready: {
2128                         setup: function() {
2129                                 // Make sure the ready event is setup
2130                                 bindReady();
2131                                 return;
2132                         },
2133
2134                         teardown: function() { return; }
2135                 },
2136
2137                 mouseenter: {
2138                         setup: function() {
2139                                 if ( jQuery.browser.msie ) return false;
2140                                 jQuery(this).bind("mouseover", jQuery.event.special.mouseenter.handler);
2141                                 return true;
2142                         },
2143
2144                         teardown: function() {
2145                                 if ( jQuery.browser.msie ) return false;
2146                                 jQuery(this).unbind("mouseover", jQuery.event.special.mouseenter.handler);
2147                                 return true;
2148                         },
2149
2150                         handler: function(event) {
2151                                 // If we actually just moused on to a sub-element, ignore it
2152                                 if ( withinElement(event, this) ) return true;
2153                                 // Execute the right handlers by setting the event type to mouseenter
2154                                 arguments[0].type = "mouseenter";
2155                                 return jQuery.event.handle.apply(this, arguments);
2156                         }
2157                 },
2158
2159                 mouseleave: {
2160                         setup: function() {
2161                                 if ( jQuery.browser.msie ) return false;
2162                                 jQuery(this).bind("mouseout", jQuery.event.special.mouseleave.handler);
2163                                 return true;
2164                         },
2165
2166                         teardown: function() {
2167                                 if ( jQuery.browser.msie ) return false;
2168                                 jQuery(this).unbind("mouseout", jQuery.event.special.mouseleave.handler);
2169                                 return true;
2170                         },
2171
2172                         handler: function(event) {
2173                                 // If we actually just moused on to a sub-element, ignore it
2174                                 if ( withinElement(event, this) ) return true;
2175                                 // Execute the right handlers by setting the event type to mouseleave
2176                                 arguments[0].type = "mouseleave";
2177                                 return jQuery.event.handle.apply(this, arguments);
2178                         }
2179                 }
2180         }
2181 };
2182
2183 jQuery.fn.extend({
2184         bind: function( type, data, fn ) {
2185                 return type == "unload" ? this.one(type, data, fn) : this.each(function(){
2186                         jQuery.event.add( this, type, fn || data, fn && data );
2187                 });
2188         },
2189
2190         one: function( type, data, fn ) {
2191                 return this.each(function(){
2192                         jQuery.event.add( this, type, function(event) {
2193                                 jQuery(this).unbind(event);
2194                                 return (fn || data).apply( this, arguments);
2195                         }, fn && data);
2196                 });
2197         },
2198
2199         unbind: function( type, fn ) {
2200                 return this.each(function(){
2201                         jQuery.event.remove( this, type, fn );
2202                 });
2203         },
2204
2205         trigger: function( type, data, fn ) {
2206                 return this.each(function(){
2207                         jQuery.event.trigger( type, data, this, true, fn );
2208                 });
2209         },
2210
2211         triggerHandler: function( type, data, fn ) {
2212                 if ( this[0] )
2213                         return jQuery.event.trigger( type, data, this[0], false, fn );
2214                 return undefined;
2215         },
2216
2217         toggle: function() {
2218                 // Save reference to arguments for access in closure
2219                 var args = arguments;
2220
2221                 return this.click(function(event) {
2222                         // Figure out which function to execute
2223                         this.lastToggle = 0 == this.lastToggle ? 1 : 0;
2224
2225                         // Make sure that clicks stop
2226                         event.preventDefault();
2227
2228                         // and execute the function
2229                         return args[this.lastToggle].apply( this, arguments ) || false;
2230                 });
2231         },
2232
2233         hover: function(fnOver, fnOut) {
2234                 return this.bind('mouseenter', fnOver).bind('mouseleave', fnOut);
2235         },
2236
2237         ready: function(fn) {
2238                 // Attach the listeners
2239                 bindReady();
2240
2241                 // If the DOM is already ready
2242                 if ( jQuery.isReady )
2243                         // Execute the function immediately
2244                         fn.call( document, jQuery );
2245
2246                 // Otherwise, remember the function for later
2247                 else
2248                         // Add the function to the wait list
2249                         jQuery.readyList.push( function() { return fn.call(this, jQuery); } );
2250
2251                 return this;
2252         }
2253 });
2254
2255 jQuery.extend({
2256         isReady: false,
2257         readyList: [],
2258         // Handle when the DOM is ready
2259         ready: function() {
2260                 // Make sure that the DOM is not already loaded
2261                 if ( !jQuery.isReady ) {
2262                         // Remember that the DOM is ready
2263                         jQuery.isReady = true;
2264
2265                         // If there are functions bound, to execute
2266                         if ( jQuery.readyList ) {
2267                                 // Execute all of them
2268                                 jQuery.each( jQuery.readyList, function(){
2269                                         this.apply( document );
2270                                 });
2271
2272                                 // Reset the list of functions
2273                                 jQuery.readyList = null;
2274                         }
2275
2276                         // Trigger any bound ready events
2277                         jQuery(document).triggerHandler("ready");
2278                 }
2279         }
2280 });
2281
2282 var readyBound = false;
2283
2284 function bindReady(){
2285         if ( readyBound ) return;
2286         readyBound = true;
2287
2288         // Mozilla, Opera (see further below for it) and webkit nightlies currently support this event
2289         if ( document.addEventListener && !jQuery.browser.opera)
2290                 // Use the handy event callback
2291                 document.addEventListener( "DOMContentLoaded", jQuery.ready, false );
2292
2293         // If IE is used and is not in a frame
2294         // Continually check to see if the document is ready
2295         if ( jQuery.browser.msie && window == top ) (function(){
2296                 if (jQuery.isReady) return;
2297                 try {
2298                         // If IE is used, use the trick by Diego Perini
2299                         // http://javascript.nwbox.com/IEContentLoaded/
2300                         document.documentElement.doScroll("left");
2301                 } catch( error ) {
2302                         setTimeout( arguments.callee, 0 );
2303                         return;
2304                 }
2305                 // and execute any waiting functions
2306                 jQuery.ready();
2307         })();
2308
2309         if ( jQuery.browser.opera )
2310                 document.addEventListener( "DOMContentLoaded", function () {
2311                         if (jQuery.isReady) return;
2312                         for (var i = 0; i < document.styleSheets.length; i++)
2313                                 if (document.styleSheets[i].disabled) {
2314                                         setTimeout( arguments.callee, 0 );
2315                                         return;
2316                                 }
2317                         // and execute any waiting functions
2318                         jQuery.ready();
2319                 }, false);
2320
2321         if ( jQuery.browser.safari ) {
2322                 var numStyles;
2323                 (function(){
2324                         if (jQuery.isReady) return;
2325                         if ( document.readyState != "loaded" && document.readyState != "complete" ) {
2326                                 setTimeout( arguments.callee, 0 );
2327                                 return;
2328                         }
2329                         if ( numStyles === undefined )
2330                                 numStyles = jQuery("style, link[rel=stylesheet]").length;
2331                         if ( document.styleSheets.length != numStyles ) {
2332                                 setTimeout( arguments.callee, 0 );
2333                                 return;
2334                         }
2335                         // and execute any waiting functions
2336                         jQuery.ready();
2337                 })();
2338         }
2339
2340         // A fallback to window.onload, that will always work
2341         jQuery.event.add( window, "load", jQuery.ready );
2342 }
2343
2344 jQuery.each( ("blur,focus,load,resize,scroll,unload,click,dblclick," +
2345         "mousedown,mouseup,mousemove,mouseover,mouseout,change,select," +
2346         "submit,keydown,keypress,keyup,error").split(","), function(i, name){
2347
2348         // Handle event binding
2349         jQuery.fn[name] = function(fn){
2350                 return fn ? this.bind(name, fn) : this.trigger(name);
2351         };
2352 });
2353
2354 // Checks if an event happened on an element within another element
2355 // Used in jQuery.event.special.mouseenter and mouseleave handlers
2356 var withinElement = function(event, elem) {
2357         // Check if mouse(over|out) are still within the same parent element
2358         var parent = event.relatedTarget;
2359         // Traverse up the tree
2360         while ( parent && parent != elem ) try { parent = parent.parentNode; } catch(error) { parent = elem; }
2361         // Return true if we actually just moused on to a sub-element
2362         return parent == elem;
2363 };
2364
2365 // Prevent memory leaks in IE
2366 // And prevent errors on refresh with events like mouseover in other browsers
2367 // Window isn't included so as not to unbind existing unload events
2368 jQuery(window).bind("unload", function() {
2369         jQuery("*").add(document).unbind();
2370 });
2371 jQuery.fn.extend({
2372         load: function( url, params, callback ) {
2373                 if ( jQuery.isFunction( url ) )
2374                         return this.bind("load", url);
2375
2376                 var off = url.indexOf(" ");
2377                 if ( off >= 0 ) {
2378                         var selector = url.slice(off, url.length);
2379                         url = url.slice(0, off);
2380                 }
2381
2382                 callback = callback || function(){};
2383
2384                 // Default to a GET request
2385                 var type = "GET";
2386
2387                 // If the second parameter was provided
2388                 if ( params )
2389                         // If it's a function
2390                         if ( jQuery.isFunction( params ) ) {
2391                                 // We assume that it's the callback
2392                                 callback = params;
2393                                 params = null;
2394
2395                         // Otherwise, build a param string
2396                         } else {
2397                                 params = jQuery.param( params );
2398                                 type = "POST";
2399                         }
2400
2401                 var self = this;
2402
2403                 // Request the remote document
2404                 jQuery.ajax({
2405                         url: url,
2406                         type: type,
2407                         dataType: "html",
2408                         data: params,
2409                         complete: function(res, status){
2410                                 // If successful, inject the HTML into all the matched elements
2411                                 if ( status == "success" || status == "notmodified" )
2412                                         // See if a selector was specified
2413                                         self.html( selector ?
2414                                                 // Create a dummy div to hold the results
2415                                                 jQuery("<div/>")
2416                                                         // inject the contents of the document in, removing the scripts
2417                                                         // to avoid any 'Permission Denied' errors in IE
2418                                                         .append(res.responseText.replace(/<script(.|\s)*?\/script>/g, ""))
2419
2420                                                         // Locate the specified elements
2421                                                         .find(selector) :
2422
2423                                                 // If not, just inject the full result
2424                                                 res.responseText );
2425
2426                                 self.each( callback, [res.responseText, status, res] );
2427                         }
2428                 });
2429                 return this;
2430         },
2431
2432         serialize: function() {
2433                 return jQuery.param(this.serializeArray());
2434         },
2435         serializeArray: function() {
2436                 return this.map(function(){
2437                         return jQuery.nodeName(this, "form") ?
2438                                 jQuery.makeArray(this.elements) : this;
2439                 })
2440                 .filter(function(){
2441                         return this.name && !this.disabled &&
2442                                 (this.checked || /select|textarea/i.test(this.nodeName) ||
2443                                         /text|hidden|password/i.test(this.type));
2444                 })
2445                 .map(function(i, elem){
2446                         var val = jQuery(this).val();
2447                         return val == null ? null :
2448                                 val.constructor == Array ?
2449                                         jQuery.map( val, function(val, i){
2450                                                 return {name: elem.name, value: val};
2451                                         }) :
2452                                         {name: elem.name, value: val};
2453                 }).get();
2454         }
2455 });
2456
2457 // Attach a bunch of functions for handling common AJAX events
2458 jQuery.each( "ajaxStart,ajaxStop,ajaxComplete,ajaxError,ajaxSuccess,ajaxSend".split(","), function(i,o){
2459         jQuery.fn[o] = function(f){
2460                 return this.bind(o, f);
2461         };
2462 });
2463
2464 var jsc = (new Date).getTime();
2465
2466 jQuery.extend({
2467         get: function( url, data, callback, type ) {
2468                 // shift arguments if data argument was ommited
2469                 if ( jQuery.isFunction( data ) ) {
2470                         callback = data;
2471                         data = null;
2472                 }
2473
2474                 return jQuery.ajax({
2475                         type: "GET",
2476                         url: url,
2477                         data: data,
2478                         success: callback,
2479                         dataType: type
2480                 });
2481         },
2482
2483         getScript: function( url, callback ) {
2484                 return jQuery.get(url, null, callback, "script");
2485         },
2486
2487         getJSON: function( url, data, callback ) {
2488                 return jQuery.get(url, data, callback, "json");
2489         },
2490
2491         post: function( url, data, callback, type ) {
2492                 if ( jQuery.isFunction( data ) ) {
2493                         callback = data;
2494                         data = {};
2495                 }
2496
2497                 return jQuery.ajax({
2498                         type: "POST",
2499                         url: url,
2500                         data: data,
2501                         success: callback,
2502                         dataType: type
2503                 });
2504         },
2505
2506         ajaxSetup: function( settings ) {
2507                 jQuery.extend( jQuery.ajaxSettings, settings );
2508         },
2509
2510         ajaxSettings: {
2511                 global: true,
2512                 type: "GET",
2513                 timeout: 0,
2514                 contentType: "application/x-www-form-urlencoded",
2515                 processData: true,
2516                 async: true,
2517                 data: null,
2518                 username: null,
2519                 password: null,
2520                 accepts: {
2521                         xml: "application/xml, text/xml",
2522                         html: "text/html",
2523                         script: "text/javascript, application/javascript",
2524                         json: "application/json, text/javascript",
2525                         text: "text/plain",
2526                         _default: "*/*"
2527                 }
2528         },
2529
2530         // Last-Modified header cache for next request
2531         lastModified: {},
2532
2533         ajax: function( s ) {
2534                 var jsonp, jsre = /=\?(&|$)/g, status, data;
2535
2536                 // Extend the settings, but re-extend 's' so that it can be
2537                 // checked again later (in the test suite, specifically)
2538                 s = jQuery.extend(true, s, jQuery.extend(true, {}, jQuery.ajaxSettings, s));
2539
2540                 // convert data if not already a string
2541                 if ( s.data && s.processData && typeof s.data != "string" )
2542                         s.data = jQuery.param(s.data);
2543
2544                 // Handle JSONP Parameter Callbacks
2545                 if ( s.dataType == "jsonp" ) {
2546                         if ( s.type.toLowerCase() == "get" ) {
2547                                 if ( !s.url.match(jsre) )
2548                                         s.url += (s.url.match(/\?/) ? "&" : "?") + (s.jsonp || "callback") + "=?";
2549                         } else if ( !s.data || !s.data.match(jsre) )
2550                                 s.data = (s.data ? s.data + "&" : "") + (s.jsonp || "callback") + "=?";
2551                         s.dataType = "json";
2552                 }
2553
2554                 // Build temporary JSONP function
2555                 if ( s.dataType == "json" && (s.data && s.data.match(jsre) || s.url.match(jsre)) ) {
2556                         jsonp = "jsonp" + jsc++;
2557
2558                         // Replace the =? sequence both in the query string and the data
2559                         if ( s.data )
2560                                 s.data = (s.data + "").replace(jsre, "=" + jsonp + "$1");
2561                         s.url = s.url.replace(jsre, "=" + jsonp + "$1");
2562
2563                         // We need to make sure
2564                         // that a JSONP style response is executed properly
2565                         s.dataType = "script";
2566
2567                         // Handle JSONP-style loading
2568                         window[ jsonp ] = function(tmp){
2569                                 data = tmp;
2570                                 success();
2571                                 complete();
2572                                 // Garbage collect
2573                                 window[ jsonp ] = undefined;
2574                                 try{ delete window[ jsonp ]; } catch(e){}
2575                                 if ( head )
2576                                         head.removeChild( script );
2577                         };
2578                 }
2579
2580                 if ( s.dataType == "script" && s.cache == null )
2581                         s.cache = false;
2582
2583                 if ( s.cache === false && s.type.toLowerCase() == "get" ) {
2584                         var ts = (new Date()).getTime();
2585                         // try replacing _= if it is there
2586                         var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$1_=" + ts + "$2");
2587                         // if nothing was replaced, add timestamp to the end
2588                         s.url = ret + ((ret == s.url) ? (s.url.match(/\?/) ? "&" : "?") + "_=" + ts : "");
2589                 }
2590
2591                 // If data is available, append data to url for get requests
2592                 if ( s.data && s.type.toLowerCase() == "get" ) {
2593                         s.url += (s.url.match(/\?/) ? "&" : "?") + s.data;
2594
2595                         // IE likes to send both get and post data, prevent this
2596                         s.data = null;
2597                 }
2598
2599                 // Watch for a new set of requests
2600                 if ( s.global && ! jQuery.active++ )
2601                         jQuery.event.trigger( "ajaxStart" );
2602
2603                 // If we're requesting a remote document
2604                 // and trying to load JSON or Script with a GET
2605                 if ( (!s.url.indexOf("http") || !s.url.indexOf("//")) && ( s.dataType == "script" || s.dataType =="json" ) && s.type.toLowerCase() == "get" ) {
2606                         var head = document.getElementsByTagName("head")[0];
2607                         var script = document.createElement("script");
2608                         script.src = s.url;
2609                         if (s.scriptCharset)
2610                                 script.charset = s.scriptCharset;
2611
2612                         // Handle Script loading
2613                         if ( !jsonp ) {
2614                                 var done = false;
2615
2616                                 // Attach handlers for all browsers
2617                                 script.onload = script.onreadystatechange = function(){
2618                                         if ( !done && (!this.readyState ||
2619                                                         this.readyState == "loaded" || this.readyState == "complete") ) {
2620                                                 done = true;
2621                                                 success();
2622                                                 complete();
2623                                                 head.removeChild( script );
2624                                         }
2625                                 };
2626                         }
2627
2628                         head.appendChild(script);
2629
2630                         // We handle everything using the script element injection
2631                         return undefined;
2632                 }
2633
2634                 var requestDone = false;
2635
2636                 // Create the request object; Microsoft failed to properly
2637                 // implement the XMLHttpRequest in IE7, so we use the ActiveXObject when it is available
2638                 var xml = window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();
2639
2640                 // Open the socket
2641                 xml.open(s.type, s.url, s.async, s.username, s.password);
2642
2643                 // Need an extra try/catch for cross domain requests in Firefox 3
2644                 try {
2645                         // Set the correct header, if data is being sent
2646                         if ( s.data )
2647                                 xml.setRequestHeader("Content-Type", s.contentType);
2648
2649                         // Set the If-Modified-Since header, if ifModified mode.
2650                         if ( s.ifModified )
2651                                 xml.setRequestHeader("If-Modified-Since",
2652                                         jQuery.lastModified[s.url] || "Thu, 01 Jan 1970 00:00:00 GMT" );
2653
2654                         // Set header so the called script knows that it's an XMLHttpRequest
2655                         xml.setRequestHeader("X-Requested-With", "XMLHttpRequest");
2656
2657                         // Set the Accepts header for the server, depending on the dataType
2658                         xml.setRequestHeader("Accept", s.dataType && s.accepts[ s.dataType ] ?
2659                                 s.accepts[ s.dataType ] + ", */*" :
2660                                 s.accepts._default );
2661                 } catch(e){}
2662
2663                 // Allow custom headers/mimetypes
2664                 if ( s.beforeSend )
2665                         s.beforeSend(xml);
2666
2667                 if ( s.global )
2668                         jQuery.event.trigger("ajaxSend", [xml, s]);
2669
2670                 // Wait for a response to come back
2671                 var onreadystatechange = function(isTimeout){
2672                         // The transfer is complete and the data is available, or the request timed out
2673                         if ( !requestDone && xml && (xml.readyState == 4 || isTimeout == "timeout") ) {
2674                                 requestDone = true;
2675
2676                                 // clear poll interval
2677                                 if (ival) {
2678                                         clearInterval(ival);
2679                                         ival = null;
2680                                 }
2681
2682                                 status = isTimeout == "timeout" && "timeout" ||
2683                                         !jQuery.httpSuccess( xml ) && "error" ||
2684                                         s.ifModified && jQuery.httpNotModified( xml, s.url ) && "notmodified" ||
2685                                         "success";
2686
2687                                 if ( status == "success" ) {
2688                                         // Watch for, and catch, XML document parse errors
2689                                         try {
2690                                                 // process the data (runs the xml through httpData regardless of callback)
2691                                                 data = jQuery.httpData( xml, s.dataType );
2692                                         } catch(e) {
2693                                                 status = "parsererror";
2694                                         }
2695                                 }
2696
2697                                 // Make sure that the request was successful or notmodified
2698                                 if ( status == "success" ) {
2699                                         // Cache Last-Modified header, if ifModified mode.
2700                                         var modRes;
2701                                         try {
2702                                                 modRes = xml.getResponseHeader("Last-Modified");
2703                                         } catch(e) {} // swallow exception thrown by FF if header is not available
2704
2705                                         if ( s.ifModified && modRes )
2706                                                 jQuery.lastModified[s.url] = modRes;
2707
2708                                         // JSONP handles its own success callback
2709                                         if ( !jsonp )
2710                                                 success();
2711                                 } else
2712                                         jQuery.handleError(s, xml, status);
2713
2714                                 // Fire the complete handlers
2715                                 complete();
2716
2717                                 // Stop memory leaks
2718                                 if ( s.async )
2719                                         xml = null;
2720                         }
2721                 };
2722
2723                 if ( s.async ) {
2724                         // don't attach the handler to the request, just poll it instead
2725                         var ival = setInterval(onreadystatechange, 13);
2726
2727                         // Timeout checker
2728                         if ( s.timeout > 0 )
2729                                 setTimeout(function(){
2730                                         // Check to see if the request is still happening
2731                                         if ( xml ) {
2732                                                 // Cancel the request
2733                                                 xml.abort();
2734
2735                                                 if( !requestDone )
2736                                                         onreadystatechange( "timeout" );
2737                                         }
2738                                 }, s.timeout);
2739                 }
2740
2741                 // Send the data
2742                 try {
2743                         xml.send(s.data);
2744                 } catch(e) {
2745                         jQuery.handleError(s, xml, null, e);
2746                 }
2747
2748                 // firefox 1.5 doesn't fire statechange for sync requests
2749                 if ( !s.async )
2750                         onreadystatechange();
2751
2752                 function success(){
2753                         // If a local callback was specified, fire it and pass it the data
2754                         if ( s.success )
2755                                 s.success( data, status );
2756
2757                         // Fire the global callback
2758                         if ( s.global )
2759                                 jQuery.event.trigger( "ajaxSuccess", [xml, s] );
2760                 }
2761
2762                 function complete(){
2763                         // Process result
2764                         if ( s.complete )
2765                                 s.complete(xml, status);
2766
2767                         // The request was completed
2768                         if ( s.global )
2769                                 jQuery.event.trigger( "ajaxComplete", [xml, s] );
2770
2771                         // Handle the global AJAX counter
2772                         if ( s.global && ! --jQuery.active )
2773                                 jQuery.event.trigger( "ajaxStop" );
2774                 }
2775
2776                 // return XMLHttpRequest to allow aborting the request etc.
2777                 return xml;
2778         },
2779
2780         handleError: function( s, xml, status, e ) {
2781                 // If a local callback was specified, fire it
2782                 if ( s.error ) s.error( xml, status, e );
2783
2784                 // Fire the global callback
2785                 if ( s.global )
2786                         jQuery.event.trigger( "ajaxError", [xml, s, e] );
2787         },
2788
2789         // Counter for holding the number of active queries
2790         active: 0,
2791
2792         // Determines if an XMLHttpRequest was successful or not
2793         httpSuccess: function( r ) {
2794                 try {
2795                         // IE error sometimes returns 1223 when it should be 204 so treat it as success, see #1450
2796                         return !r.status && location.protocol == "file:" ||
2797                                 ( r.status >= 200 && r.status < 300 ) || r.status == 304 || r.status == 1223 ||
2798                                 jQuery.browser.safari && r.status == undefined;
2799                 } catch(e){}
2800                 return false;
2801         },
2802
2803         // Determines if an XMLHttpRequest returns NotModified
2804         httpNotModified: function( xml, url ) {
2805                 try {
2806                         var xmlRes = xml.getResponseHeader("Last-Modified");
2807
2808                         // Firefox always returns 200. check Last-Modified date
2809                         return xml.status == 304 || xmlRes == jQuery.lastModified[url] ||
2810                                 jQuery.browser.safari && xml.status == undefined;
2811                 } catch(e){}
2812                 return false;
2813         },
2814
2815         httpData: function( r, type ) {
2816                 var ct = r.getResponseHeader("content-type");
2817                 var xml = type == "xml" || !type && ct && ct.indexOf("xml") >= 0;
2818                 var data = xml ? r.responseXML : r.responseText;
2819
2820                 if ( xml && data.documentElement.tagName == "parsererror" )
2821                         throw "parsererror";
2822
2823                 // If the type is "script", eval it in global context
2824                 if ( type == "script" )
2825                         jQuery.globalEval( data );
2826
2827                 // Get the JavaScript object, if JSON is used.
2828                 if ( type == "json" )
2829                         data = eval("(" + data + ")");
2830
2831                 return data;
2832         },
2833
2834         // Serialize an array of form elements or a set of
2835         // key/values into a query string
2836         param: function( a ) {
2837                 var s = [];
2838
2839                 // If an array was passed in, assume that it is an array
2840                 // of form elements
2841                 if ( a.constructor == Array || a.jquery )
2842                         // Serialize the form elements
2843                         jQuery.each( a, function(){
2844                                 s.push( encodeURIComponent(this.name) + "=" + encodeURIComponent( this.value ) );
2845                         });
2846
2847                 // Otherwise, assume that it's an object of key/value pairs
2848                 else
2849                         // Serialize the key/values
2850                         for ( var j in a )
2851                                 // If the value is an array then the key names need to be repeated
2852                                 if ( a[j] && a[j].constructor == Array )
2853                                         jQuery.each( a[j], function(){
2854                                                 s.push( encodeURIComponent(j) + "=" + encodeURIComponent( this ) );
2855                                         });
2856                                 else
2857                                         s.push( encodeURIComponent(j) + "=" + encodeURIComponent( a[j] ) );
2858
2859                 // Return the resulting serialization
2860                 return s.join("&").replace(/%20/g, "+");
2861         }
2862
2863 });
2864 jQuery.fn.extend({
2865         show: function(speed,callback){
2866                 return speed ?
2867                         this.animate({
2868                                 height: "show", width: "show", opacity: "show"
2869                         }, speed, callback) :
2870
2871                         this.filter(":hidden").each(function(){
2872                                 this.style.display = this.oldblock || "";
2873                                 if ( jQuery.css(this,"display") == "none" ) {
2874                                         var elem = jQuery("<" + this.tagName + " />").appendTo("body");
2875                                         this.style.display = elem.css("display");
2876                                         // handle an edge condition where css is - div { display:none; } or similar
2877                                         if (this.style.display == "none")
2878                                                 this.style.display = "block";
2879                                         elem.remove();
2880                                 }
2881                         }).end();
2882         },
2883
2884         hide: function(speed,callback){
2885                 return speed ?
2886                         this.animate({
2887                                 height: "hide", width: "hide", opacity: "hide"
2888                         }, speed, callback) :
2889
2890                         this.filter(":visible").each(function(){
2891                                 this.oldblock = this.oldblock || jQuery.css(this,"display");
2892                                 this.style.display = "none";
2893                         }).end();
2894         },
2895
2896         // Save the old toggle function
2897         _toggle: jQuery.fn.toggle,
2898
2899         toggle: function( fn, fn2 ){
2900                 return jQuery.isFunction(fn) && jQuery.isFunction(fn2) ?
2901                         this._toggle( fn, fn2 ) :
2902                         fn ?
2903                                 this.animate({
2904                                         height: "toggle", width: "toggle", opacity: "toggle"
2905                                 }, fn, fn2) :
2906                                 this.each(function(){
2907                                         jQuery(this)[ jQuery(this).is(":hidden") ? "show" : "hide" ]();
2908                                 });
2909         },
2910
2911         slideDown: function(speed,callback){
2912                 return this.animate({height: "show"}, speed, callback);
2913         },
2914
2915         slideUp: function(speed,callback){
2916                 return this.animate({height: "hide"}, speed, callback);
2917         },
2918
2919         slideToggle: function(speed, callback){
2920                 return this.animate({height: "toggle"}, speed, callback);
2921         },
2922
2923         fadeIn: function(speed, callback){
2924                 return this.animate({opacity: "show"}, speed, callback);
2925         },
2926
2927         fadeOut: function(speed, callback){
2928                 return this.animate({opacity: "hide"}, speed, callback);
2929         },
2930
2931         fadeTo: function(speed,to,callback){
2932                 return this.animate({opacity: to}, speed, callback);
2933         },
2934
2935         animate: function( prop, speed, easing, callback ) {
2936                 var optall = jQuery.speed(speed, easing, callback);
2937
2938                 return this[ optall.queue === false ? "each" : "queue" ](function(){
2939                         if ( this.nodeType != 1)
2940                                 return false;
2941
2942                         var opt = jQuery.extend({}, optall);
2943                         var hidden = jQuery(this).is(":hidden"), self = this;
2944
2945                         for ( var p in prop ) {
2946                                 if ( prop[p] == "hide" && hidden || prop[p] == "show" && !hidden )
2947                                         return jQuery.isFunction(opt.complete) && opt.complete.apply(this);
2948
2949                                 if ( p == "height" || p == "width" ) {
2950                                         // Store display property
2951                                         opt.display = jQuery.css(this, "display");
2952
2953                                         // Make sure that nothing sneaks out
2954                                         opt.overflow = this.style.overflow;
2955                                 }
2956                         }
2957
2958                         if ( opt.overflow != null )
2959                                 this.style.overflow = "hidden";
2960
2961                         opt.curAnim = jQuery.extend({}, prop);
2962
2963                         jQuery.each( prop, function(name, val){
2964                                 var e = new jQuery.fx( self, opt, name );
2965
2966                                 if ( /toggle|show|hide/.test(val) )
2967                                         e[ val == "toggle" ? hidden ? "show" : "hide" : val ]( prop );
2968                                 else {
2969                                         var parts = val.toString().match(/^([+-]=)?([\d+-.]+)(.*)$/),
2970                                                 start = e.cur(true) || 0;
2971
2972                                         if ( parts ) {
2973                                                 var end = parseFloat(parts[2]),
2974                                                         unit = parts[3] || "px";
2975
2976                                                 // We need to compute starting value
2977                                                 if ( unit != "px" ) {
2978                                                         self.style[ name ] = (end || 1) + unit;
2979                                                         start = ((end || 1) / e.cur(true)) * start;
2980                                                         self.style[ name ] = start + unit;
2981                                                 }
2982
2983                                                 // If a +=/-= token was provided, we're doing a relative animation
2984                                                 if ( parts[1] )
2985                                                         end = ((parts[1] == "-=" ? -1 : 1) * end) + start;
2986
2987                                                 e.custom( start, end, unit );
2988                                         } else
2989                                                 e.custom( start, val, "" );
2990                                 }
2991                         });
2992
2993                         // For JS strict compliance
2994                         return true;
2995                 });
2996         },
2997
2998         queue: function(type, fn){
2999                 if ( jQuery.isFunction(type) || ( type && type.constructor == Array )) {
3000                         fn = type;
3001                         type = "fx";
3002                 }
3003
3004                 if ( !type || (typeof type == "string" && !fn) )
3005                         return queue( this[0], type );
3006
3007                 return this.each(function(){
3008                         if ( fn.constructor == Array )
3009                                 queue(this, type, fn);
3010                         else {
3011                                 queue(this, type).push( fn );
3012
3013                                 if ( queue(this, type).length == 1 )
3014                                         fn.apply(this);
3015                         }
3016                 });
3017         },
3018
3019         stop: function(clearQueue, gotoEnd){
3020                 var timers = jQuery.timers;
3021
3022                 if (clearQueue)
3023                         this.queue([]);
3024
3025                 this.each(function(){
3026                         // go in reverse order so anything added to the queue during the loop is ignored
3027                         for ( var i = timers.length - 1; i >= 0; i-- )
3028                                 if ( timers[i].elem == this ) {
3029                                         if (gotoEnd)
3030                                                 // force the next step to be the last
3031                                                 timers[i](true);
3032                                         timers.splice(i, 1);
3033                                 }
3034                 });
3035
3036                 // start the next in the queue if the last step wasn't forced
3037                 if (!gotoEnd)
3038                         this.dequeue();
3039
3040                 return this;
3041         }
3042
3043 });
3044
3045 var queue = function( elem, type, array ) {
3046         if ( !elem )
3047                 return undefined;
3048
3049         type = type || "fx";
3050
3051         var q = jQuery.data( elem, type + "queue" );
3052
3053         if ( !q || array )
3054                 q = jQuery.data( elem, type + "queue",
3055                         array ? jQuery.makeArray(array) : [] );
3056
3057         return q;
3058 };
3059
3060 jQuery.fn.dequeue = function(type){
3061         type = type || "fx";
3062
3063         return this.each(function(){
3064                 var q = queue(this, type);
3065
3066                 q.shift();
3067
3068                 if ( q.length )
3069                         q[0].apply( this );
3070         });
3071 };
3072
3073 jQuery.extend({
3074
3075         speed: function(speed, easing, fn) {
3076                 var opt = speed && speed.constructor == Object ? speed : {
3077                         complete: fn || !fn && easing ||
3078                                 jQuery.isFunction( speed ) && speed,
3079                         duration: speed,
3080                         easing: fn && easing || easing && easing.constructor != Function && easing
3081                 };
3082
3083                 opt.duration = (opt.duration && opt.duration.constructor == Number ?
3084                         opt.duration :
3085                         { slow: 600, fast: 200 }[opt.duration]) || 400;
3086
3087                 // Queueing
3088                 opt.old = opt.complete;
3089                 opt.complete = function(){
3090                         if ( opt.queue !== false )
3091                                 jQuery(this).dequeue();
3092                         if ( jQuery.isFunction( opt.old ) )
3093                                 opt.old.apply( this );
3094                 };
3095
3096                 return opt;
3097         },
3098
3099         easing: {
3100                 linear: function( p, n, firstNum, diff ) {
3101                         return firstNum + diff * p;
3102                 },
3103                 swing: function( p, n, firstNum, diff ) {
3104                         return ((-Math.cos(p*Math.PI)/2) + 0.5) * diff + firstNum;
3105                 }
3106         },
3107
3108         timers: [],
3109         timerId: null,
3110
3111         fx: function( elem, options, prop ){
3112                 this.options = options;
3113                 this.elem = elem;
3114                 this.prop = prop;
3115
3116                 if ( !options.orig )
3117                         options.orig = {};
3118         }
3119
3120 });
3121
3122 jQuery.fx.prototype = {
3123
3124         // Simple function for setting a style value
3125         update: function(){
3126                 if ( this.options.step )
3127                         this.options.step.apply( this.elem, [ this.now, this ] );
3128
3129                 (jQuery.fx.step[this.prop] || jQuery.fx.step._default)( this );
3130
3131                 // Set display property to block for height/width animations
3132                 if ( this.prop == "height" || this.prop == "width" )
3133                         this.elem.style.display = "block";
3134         },
3135
3136         // Get the current size
3137         cur: function(force){
3138                 if ( this.elem[this.prop] != null && this.elem.style[this.prop] == null )
3139                         return this.elem[ this.prop ];
3140
3141                 var r = parseFloat(jQuery.css(this.elem, this.prop, force));
3142                 return r && r > -10000 ? r : parseFloat(jQuery.curCSS(this.elem, this.prop)) || 0;
3143         },
3144
3145         // Start an animation from one number to another
3146         custom: function(from, to, unit){
3147                 this.startTime = (new Date()).getTime();
3148                 this.start = from;
3149                 this.end = to;
3150                 this.unit = unit || this.unit || "px";
3151                 this.now = this.start;
3152                 this.pos = this.state = 0;
3153                 this.update();
3154
3155                 var self = this;
3156                 function t(gotoEnd){
3157                         return self.step(gotoEnd);
3158                 }
3159
3160                 t.elem = this.elem;
3161
3162                 jQuery.timers.push(t);
3163
3164                 if ( jQuery.timerId == null ) {
3165                         jQuery.timerId = setInterval(function(){
3166                                 var timers = jQuery.timers;
3167
3168                                 for ( var i = 0; i < timers.length; i++ )
3169                                         if ( !timers[i]() )
3170                                                 timers.splice(i--, 1);
3171
3172                                 if ( !timers.length ) {
3173                                         clearInterval( jQuery.timerId );
3174                                         jQuery.timerId = null;
3175                                 }
3176                         }, 13);
3177                 }
3178         },
3179
3180         // Simple 'show' function
3181         show: function(){
3182                 // Remember where we started, so that we can go back to it later
3183                 this.options.orig[this.prop] = jQuery.attr( this.elem.style, this.prop );
3184                 this.options.show = true;
3185
3186                 // Begin the animation
3187                 this.custom(0, this.cur());
3188
3189                 // Make sure that we start at a small width/height to avoid any
3190                 // flash of content
3191                 if ( this.prop == "width" || this.prop == "height" )
3192                         this.elem.style[this.prop] = "1px";
3193
3194                 // Start by showing the element
3195                 jQuery(this.elem).show();
3196         },
3197
3198         // Simple 'hide' function
3199         hide: function(){
3200                 // Remember where we started, so that we can go back to it later
3201                 this.options.orig[this.prop] = jQuery.attr( this.elem.style, this.prop );
3202                 this.options.hide = true;
3203
3204                 // Begin the animation
3205                 this.custom(this.cur(), 0);
3206         },
3207
3208         // Each step of an animation
3209         step: function(gotoEnd){
3210                 var t = (new Date()).getTime();
3211
3212                 if ( gotoEnd || t > this.options.duration + this.startTime ) {
3213                         this.now = this.end;
3214                         this.pos = this.state = 1;
3215                         this.update();
3216
3217                         this.options.curAnim[ this.prop ] = true;
3218
3219                         var done = true;
3220                         for ( var i in this.options.curAnim )
3221                                 if ( this.options.curAnim[i] !== true )
3222                                         done = false;
3223
3224                         if ( done ) {
3225                                 if ( this.options.display != null ) {
3226                                         // Reset the overflow
3227                                         this.elem.style.overflow = this.options.overflow;
3228
3229                                         // Reset the display
3230                                         this.elem.style.display = this.options.display;
3231                                         if ( jQuery.css(this.elem, "display") == "none" )
3232                                                 this.elem.style.display = "block";
3233                                 }
3234
3235                                 // Hide the element if the "hide" operation was done
3236                                 if ( this.options.hide )
3237                                         this.elem.style.display = "none";
3238
3239                                 // Reset the properties, if the item has been hidden or shown
3240                                 if ( this.options.hide || this.options.show )
3241                                         for ( var p in this.options.curAnim )
3242                                                 jQuery.attr(this.elem.style, p, this.options.orig[p]);
3243                         }
3244
3245                         // If a callback was provided, execute it
3246                         if ( done && jQuery.isFunction( this.options.complete ) )
3247                                 // Execute the complete function
3248                                 this.options.complete.apply( this.elem );
3249
3250                         return false;
3251                 } else {
3252                         var n = t - this.startTime;
3253                         this.state = n / this.options.duration;
3254
3255                         // Perform the easing function, defaults to swing
3256                         this.pos = jQuery.easing[this.options.easing || (jQuery.easing.swing ? "swing" : "linear")](this.state, n, 0, 1, this.options.duration);
3257                         this.now = this.start + ((this.end - this.start) * this.pos);
3258
3259                         // Perform the next step of the animation
3260                         this.update();
3261                 }
3262
3263                 return true;
3264         }
3265
3266 };
3267
3268 jQuery.fx.step = {
3269         scrollLeft: function(fx){
3270                 fx.elem.scrollLeft = fx.now;
3271         },
3272
3273         scrollTop: function(fx){
3274                 fx.elem.scrollTop = fx.now;
3275         },
3276
3277         opacity: function(fx){
3278                 jQuery.attr(fx.elem.style, "opacity", fx.now);
3279         },
3280
3281         _default: function(fx){
3282                 fx.elem.style[ fx.prop ] = fx.now + fx.unit;
3283         }
3284 };
3285 // The Offset Method
3286 // Originally By Brandon Aaron, part of the Dimension Plugin
3287 // http://jquery.com/plugins/project/dimensions
3288 jQuery.fn.offset = function() {
3289         var left = 0, top = 0, elem = this[0], results;
3290
3291         if ( elem ) with ( jQuery.browser ) {
3292                 var parent       = elem.parentNode,
3293                     offsetChild  = elem,
3294                     offsetParent = elem.offsetParent,
3295                     doc          = elem.ownerDocument,
3296                     safari2      = safari && parseInt(version) < 522,
3297                     fixed        = jQuery.css(elem, "position") == "fixed";
3298
3299                 // Use getBoundingClientRect if available
3300                 if ( elem.getBoundingClientRect ) {
3301                         var box = elem.getBoundingClientRect();
3302
3303                         // Add the document scroll offsets
3304                         add(box.left + Math.max(doc.documentElement.scrollLeft, doc.body.scrollLeft),
3305                                 box.top  + Math.max(doc.documentElement.scrollTop,  doc.body.scrollTop));
3306
3307                         // IE adds the HTML element's border, by default it is medium which is 2px
3308                         // IE 6 and 7 quirks mode the border width is overwritable by the following css html { border: 0; }
3309                         // IE 7 standards mode, the border is always 2px
3310                         // This border/offset is typically represented by the clientLeft and clientTop properties
3311                         // However, in IE6 and 7 quirks mode the clientLeft and clientTop properties are not updated when overwriting it via CSS
3312                         // Therefore this method will be off by 2px in IE while in quirksmode
3313                         add( -doc.documentElement.clientLeft, -doc.documentElement.clientTop );
3314
3315                 // Otherwise loop through the offsetParents and parentNodes
3316                 } else {
3317
3318                         // Initial element offsets
3319                         add( elem.offsetLeft, elem.offsetTop );
3320
3321                         // Get parent offsets
3322                         while ( offsetParent ) {
3323                                 // Add offsetParent offsets
3324                                 add( offsetParent.offsetLeft, offsetParent.offsetTop );
3325
3326                                 // Mozilla and Safari > 2 does not include the border on offset parents
3327                                 // However Mozilla adds the border for table or table cells
3328                                 if ( mozilla && !/^t(able|d|h)$/i.test(offsetParent.tagName) || safari && !safari2 )
3329                                         border( offsetParent );
3330
3331                                 // Add the document scroll offsets if position is fixed on any offsetParent
3332                                 if ( !fixed && jQuery.css(offsetParent, "position") == "fixed" )
3333                                         fixed = true;
3334
3335                                 // Set offsetChild to previous offsetParent unless it is the body element
3336                                 offsetChild  = /^body$/i.test(offsetParent.tagName) ? offsetChild : offsetParent;
3337                                 // Get next offsetParent
3338                                 offsetParent = offsetParent.offsetParent;
3339                         }
3340
3341                         // Get parent scroll offsets
3342                         while ( parent && parent.tagName && !/^body|html$/i.test(parent.tagName) ) {
3343                                 // Remove parent scroll UNLESS that parent is inline or a table to work around Opera inline/table scrollLeft/Top bug
3344                                 if ( !/^inline|table.*$/i.test(jQuery.css(parent, "display")) )
3345                                         // Subtract parent scroll offsets
3346                                         add( -parent.scrollLeft, -parent.scrollTop );
3347
3348                                 // Mozilla does not add the border for a parent that has overflow != visible
3349                                 if ( mozilla && jQuery.css(parent, "overflow") != "visible" )
3350                                         border( parent );
3351
3352                                 // Get next parent
3353                                 parent = parent.parentNode;
3354                         }
3355
3356                         // Safari <= 2 doubles body offsets with a fixed position element/offsetParent or absolutely positioned offsetChild
3357                         // Mozilla doubles body offsets with a non-absolutely positioned offsetChild
3358                         if ( (safari2 && (fixed || jQuery.css(offsetChild, "position") == "absolute")) ||
3359                                 (mozilla && jQuery.css(offsetChild, "position") != "absolute") )
3360                                         add( -doc.body.offsetLeft, -doc.body.offsetTop );
3361
3362                         // Add the document scroll offsets if position is fixed
3363                         if ( fixed )
3364                                 add(Math.max(doc.documentElement.scrollLeft, doc.body.scrollLeft),
3365                                         Math.max(doc.documentElement.scrollTop,  doc.body.scrollTop));
3366                 }
3367
3368                 // Return an object with top and left properties
3369                 results = { top: top, left: left };
3370         }
3371
3372         function border(elem) {
3373                 add( jQuery.curCSS(elem, "borderLeftWidth", true), jQuery.curCSS(elem, "borderTopWidth", true) );
3374         }
3375
3376         function add(l, t) {
3377                 left += parseInt(l) || 0;
3378                 top += parseInt(t) || 0;
3379         }
3380
3381         return results;
3382 };
3383 })();