jquery/jquery.js

   1 /*
   2  * jQuery (jquery.com)
   3  *
   4  * Copyright (c) 2006 John Resig (ejohn.org)
   5  * Licensed under the MIT License:
   6  *   http://www.opensource.org/licenses/mit-license.php
   7  *
   8  * $Date$
   9  * $Rev$
  10  */
  11
  12 function $(a,c) {
  13         var $a = a || $.context || document;
  14         var $c = c && c.$jquery && c.get(0) || c;
  15
  16         // Since we're using Prototype's $ function,
  17         // be nice and have backwards compatability
  18         if ( typeof Prototype != "undefined" ) {
  19                 if ( $a.constructor == String ) {
  20                         var re = new RegExp( "[^a-zA-Z0-9_-]" );
  21                         if ( !re.test($a) ) {
  22                                 $c = $c && $c.documentElement || document;
  23                                 if ( $c.getElementsByTagName($a).length === 0 ) {
  24                                         var obj = $c.getElementById($a);
  25                                         if ( obj !== null ) { return obj; }
  26                                 }
  27                         }
  28                 } else if ( $a.constructor == Array ) {
  29                         return $.map( $a, function(b){
  30                                 if ( b.constructor == String ) {
  31                                         return document.getElementById(b);
  32                                 }
  33                                 return b;
  34                         });
  35                 }
  36         }
  37
  38         // Load Dynamic Function List
  39         var self = {
  40                 cur: $.Select($a,$c),
  41                 $jquery: "$Rev$",
  42
  43                 // The only two getters
  44                 size: function() {return this.get().length;},
  45                 get: function(i) {
  46                         return typeof i == 'undefined' ? this.cur : this.cur[i];
  47                 },
  48
  49                 each: function(f) {
  50                         for ( var i = 0; i < this.size(); i++ ) {
  51                                 $.apply( this.get(i), f, [i] );
  52                         }
  53                         return this;
  54                 },
  55                 set: function(a,b) {
  56                         return this.each(function(){
  57                                 if ( b === null ) {
  58                                         for ( var j in a ) {
  59                                                 $.attr(this,j,a[j]);
  60                                         }
  61                                 } else {
  62                                         $.attr(this,a,b);
  63                                 }
  64                         });
  65                 },
  66                 html: function(h) {
  67                         return h === null && this.size() ?
  68                                 this.get(0).innerHTML : this.set( "innerHTML", h );
  69                 },
  70                 val: function(h) {
  71                         return h === null && this.size() ?
  72                                 this.get(0).value : this.set( "value", h );
  73                 },
  74
  75                 css: function(a,b) {
  76                         return  a.constructor != String || b ?
  77                                 this.each(function(){
  78                                         if ( !b ) {
  79                                                 for ( var j in a ) {
  80                                                         $.attr(this.style,j,a[j]);
  81                                                 }
  82                                         } else {
  83                                                 $.attr(this.style,a,b);
  84                                         }
  85                                 }) : $.css( this.get(0), a );
  86                 },
  87                 toggle: function() {
  88                         return this.each(function(){
  89                                 var d = $.getCSS(this,"display");
  90                                 if ( d == "none" || d === '' ) {
  91                                         $(this).show();
  92                                 } else {
  93                                         $(this).hide();
  94                                 }
  95                         });
  96                 },
  97                 show: function(a) {
  98                         return this.each(function(){
  99                                 this.style.display = this.$$oldblock ? this.$$oldblock : '';
 100                                 if ( $.getCSS(this,"display") == "none" ) {
 101                                         this.style.display = 'block';
 102                                 }
 103                         });
 104                 },
 105                 hide: function(a) {
 106                         return this.each(function(){
 107                                 this.$$oldblock = $.getCSS(this,"display");
 108                                 if ( this.$$oldblock == "none" ) {
 109                                         this.$$oldblock = 'block';
 110                                 }
 111                                 this.style.display = 'none';
 112                         });
 113                 },
 114                 addClass: function(c) {
 115                         return this.each(function(){
 116                                 if ($.hasWord(this,c)) {
 117                                         return null;
 118                                 }
 119                                 this.className += ( this.className.length > 0 ? " " : "" ) + c;
 120                         });
 121                 },
 122                 removeClass: function(c) {
 123                         return this.each(function(){
 124                                 this.className = c === null ? '' :
 125                                         this.className.replace(
 126                                                 new RegExp('(^|\\s*\\b[^-])'+c+'($|\\b(?=[^-]))', 'g'), '');
 127                         });
 128                 },
 129                 // TODO: Optomize
 130                 toggleClass: function(c) {
 131                         return this.each(function(){
 132                                 if ($.hasWord(this,c)) {
 133                                         this.className =
 134                                                 this.className.replace(
 135                                                         new RegExp('(\\s*\\b[^-])'+c+'($|\\b(?=[^-]))', 'g'), '');
 136                                 } else {
 137                                         this.className += ( this.className.length > 0 ? " " : "" ) + c;
 138                                 }
 139                         });
 140                 },
 141                 remove: function() {
 142                         this.each(function(){this.parentNode.removeChild( this );});
 143                         this.cur = [];
 144                         return this;
 145                 },
 146
 147                 wrap: function() {
 148                         var a = $.clean(arguments);
 149                         return this.each(function(){
 150                                 var b = a[0].cloneNode(true);
 151                                 this.parentNode.insertBefore( b, this );
 152                                 while ( b.firstChild ) {
 153                                         b = b.firstChild;
 154                                 }
 155                                 b.appendChild( this );
 156                         });
 157                 },
 158
 159                 append: function() {
 160                         var clone = this.size() > 1;
 161                         var a = $.clean(arguments);
 162                         return this.each(function(){
 163                                 for ( var i = 0; i < a.length; i++ ) {
 164                                   this.appendChild( clone ? a[i].cloneNode(true) : a[i] );
 165                                 }
 166                         });
 167                 },
 168
 169                 appendTo: function() {
 170                         var a = arguments;
 171                         return this.each(function(){
 172                                 for ( var i = 0; i < a.length; i++ ) {
 173                                         $(a[i]).append( this );
 174                                 }
 175                         });
 176                 },
 177
 178                 prepend: function() {
 179                         var clone = this.size() > 1;
 180                         var a = $.clean(arguments);
 181                         return this.each(function(){
 182                                 for ( var i = a.length - 1; i >= 0; i-- ) {
 183                                         this.insertBefore( clone ? a[i].cloneNode(true) : a[i], this.firstChild );
 184                                 }
 185                         });
 186                 },
 187
 188                 before: function() {
 189                         var clone = this.size() > 1;
 190                         var a = $.clean(arguments);
 191                         return this.each(function(){
 192                                 for ( var i = 0; i < a.length; i++ ) {
 193                                         this.parentNode.insertBefore( clone ? a[i].cloneNode(true) : a[i], this );
 194                                 }
 195                         });
 196                 },
 197
 198                 after: function() {
 199                         var clone = this.size() > 1;
 200                         var a = $.clean(arguments);
 201                         return this.each(function(){
 202                                 for ( var i = a.length - 1; i >= 0; i-- ) {
 203                                         this.parentNode.insertBefore( clone ? a[i].cloneNode(true) : a[i], this.nextSibling );
 204                                 }
 205                         });
 206                 },
 207
 208                 empty: function() {
 209                         return this.each(function(){
 210                                 while ( this.firstChild ) {
 211                                         this.removeChild( this.firstChild );
 212                                 }
 213                         });
 214                 },
 215
 216                 bind: function(t,f) {
 217                         return this.each(function(){$.event.add(this,t,f);});
 218                 },
 219                 unbind: function(t,f) {
 220                         return this.each(function(){$.event.remove(this,t,f);});
 221                 },
 222                 trigger: function(t) {
 223                         return this.each(function(){$.event.trigger(this,t);});
 224                 },
 225
 226                 find: function(t) {
 227                         var old = [], ret = [];
 228                         this.each(function(){
 229                                 old[old.length] = this;
 230                                 ret = $.merge( ret, $.Select(t,this) );
 231                         });
 232                         this.old = old;
 233                         this.cur = ret;
 234                         return this;
 235                 },
 236                 end: function() {
 237                         this.cur = this.old;
 238                         return this;
 239                 },
 240
 241                 parent: function(a) {
 242                         this.cur = $.map(this.cur,function(d){
 243                                 return d.parentNode;
 244                         });
 245                         if ( a ) {
 246                                 this.cur = $.filter(a,this.cur).r;
 247                         }
 248                         return this;
 249                 },
 250
 251                 parents: function(a) {
 252                         this.cur = $.map(this.cur,$.parents);
 253                         if ( a ) {
 254                                 this.cur = $.filter(a,this.cur).r;
 255                         }
 256                         return this;
 257                 },
 258
 259                 siblings: function(a) {
 260                         // Incorrect, need to exclude current element
 261                         this.cur = $.map(this.cur,$.sibling);
 262                         if ( a ) {
 263                                 this.cur = $.filter(a,this.cur).r;
 264                         }
 265                         return this;
 266                 },
 267
 268                 filter: function(t) {
 269                         this.cur = $.filter(t,this.cur).r;
 270                         return this;
 271                 },
 272                 not: function(t) {
 273                         this.cur = t.constructor == String ?
 274                                 $.filter(t,this.cur,false).r :
 275                                 $.grep(this.cur,function(a){return a != t;});
 276                         return this;
 277                 },
 278                 add: function(t) {
 279                         this.cur = $.merge( this.cur, t.constructor == String ?
 280                                 $.Select(t) : t.constructor == Array ? t : [t] );
 281                         return this;
 282                 },
 283                 is: function(t) {
 284                         return $.filter(t,this.cur).r.length > 0;
 285                 },
 286                 isNot: function(t) {
 287                         return !this.s(t);
 288                 }
 289         };
 290
 291         // TODO: Remove need to return this
 292         for ( var i in $.fn ) {
 293                 if ( self[i] !== null ) {
 294                         self["_"+i] = self[i];
 295                 }
 296                 self[i] = $.fn[i];
 297         }
 298
 299         if ( typeof Prototype != "undefined" && $a.constructor != String ) {
 300                 if ( $c ) {
 301                         $a = self.get();
 302                 }
 303                 for ( var k in self ) {(function(j){
 304                         try {
 305                                 if ( $a[j] === null ) {
 306                                         $a[j] = function() {
 307                                                 return $.apply(self,self[j],arguments);
 308                                         };
 309                                 }
 310                         } catch(e) {}
 311                 })(k);}
 312                 return $a;
 313         }
 314
 315         return self;
 316 }
 317
 318 $.eval = eval;
 319
 320 $.apply = function(o,f,a) {
 321         a = a || [];
 322         if ( f.apply ) {
 323                 return f.apply( o, a );
 324         } else {
 325                 var p = [];
 326                 for (var i = 0; i < a.length; i++) {
 327                         p[i] = 'a['+i+']';
 328                 }
 329                 o.$$exec = this;
 330                 var r = $.eval('o.$$exec(' + p.join(',') + ')');
 331                 o.$$exec = null;
 332                 return r;
 333         }
 334 };
 335
 336 $.getCSS = function(e,p) {
 337         // Adapted from Prototype 1.4.0
 338         if ( p == 'height' || p == 'width' ) {
 339                 if ($.getCSS(e,"display") != 'none') {
 340                         return p == 'height' ?
 341                                 e.offsetHeight || parseInt(e.style.height,10) :
 342                                 e.offsetWidth || parseInt(e.style.width,10);
 343                 }
 344                 var els = e.style;
 345                 var ov = els.visibility;
 346                 var op = els.position;
 347                 var od = els.display;
 348                 els.visibility = 'hidden';
 349                 els.position = 'absolute';
 350                 els.display = '';
 351                 var oHeight = e.clientHeight || parseInt(e.style.height,10);
 352                 var oWidth = e.clientWidth || parseInt(e.style.width,10);
 353                 els.display = od;
 354                 els.position = op;
 355                 els.visibility = ov;
 356                 return p == 'height' ? oHeight : oWidth;
 357         }
 358
 359         if (e.style[p]) {
 360                 return e.style[p];
 361         } else if (e.currentStyle) {
 362                 return e.currentStyle[p];
 363         } else if (document.defaultView && document.defaultView.getComputedStyle) {
 364                 p = p.replace(/([A-Z])/g,"-$1");
 365                 p = p.toLowerCase();
 366                 var s = document.defaultView.getComputedStyle(e,"");
 367                 var r = s ? s.getPropertyValue(p) : p;
 368                 return r;
 369         } else {
 370                 return null;
 371         }
 372 };
 373 $.css = $.getCSS;
 374
 375 $.clean = function(a) {
 376         var r = [];
 377         for ( var i = 0; i < a.length; i++ ) {
 378                 if ( a[i].constructor == String ) {
 379                         var div = document.createElement("div");
 380                         div.innerHTML = a[i];
 381                         for ( var j = 0; j < div.childNodes.length; j++ ) {
 382                                 r[r.length] = div.childNodes[j];
 383                         }
 384                 } else if ( a[i].length ) {
 385                         for ( var k = 0; k < a[i].length; k++ ) {
 386                                 r[r.length] = a[i][k];
 387                         }
 388                 } else if ( a[i] !== null ) {
 389                         r[r.length] =
 390                                 a[i].nodeType ? a[i] : document.createTextNode(a[i].toString());
 391                 }
 392         }
 393         return r;
 394 };
 395
 396 $.g = {
 397         '': "m[2] == '*' || a.nodeName.toUpperCase() == m[2].toUpperCase()",
 398         '#': "a.id == m[2]",
 399         ':': {
 400                 lt: "i < m[3]-0",
 401                 gt: "i > m[3]-0",
 402                 nth: "m[3] - 0 == i",
 403                 eq: "m[3] - 0 == i",
 404                 first: "i == 0",
 405                 last: "i == r.length - 1",
 406                 even: "i % 2 == 0",
 407                 odd: "i % 2 == 1",
 408                 "first-child": "$.sibling(a,0).cur",
 409                 "nth-child": "(m[3] == 'even'?$.sibling(a,m[3]).n % 2 == 0 :(m[3] == 'odd'?$.sibling(a,m[3]).n % 2 == 1:$.sibling(a,m[3]).cur))",
 410                 "last-child": "$.sibling(a,0,true).cur",
 411                 "nth-last-child": "$.sibling(a,m[3],true).cur",
 412                 "first-of-type": "$.ofType(a,0)",
 413                 "nth-of-type": "$.ofType(a,m[3])",
 414                 "last-of-type": "$.ofType(a,0,true)",
 415                 "nth-last-of-type": "$.ofType(a,m[3],true)",
 416                 "only-of-type": "$.ofType(a) == 1",
 417                 "only-child": "$.sibling(a).length == 1",
 418                 parent: "a.childNodes.length > 0",
 419                 empty: "a.childNodes.length == 0",
 420                 root: "a == ( a.ownerDocument ? a.ownerDocument : document ).documentElement",
 421                 contains: "(a.innerText || a.innerHTML).indexOf(m[3]) != -1",
 422                 visible: "(!a.type || a.type != 'hidden') && ($.getCSS(a,'display') != 'none' && $.getCSS(a,'visibility') != 'hidden')",
 423                 hidden: "(a.type && a.type == 'hidden') || $.getCSS(a,'display') == 'none' || $.getCSS(a,'visibility') == 'hidden'",
 424                 enabled: "a.disabled == false",
 425                 disabled: "a.disabled",
 426                 checked: "a.checked"
 427         },
 428         // TODO: Write getAttribute helper
 429         ".": "$.hasWord(a,m[2])",
 430         "@": {
 431                 "=": "$.attr(a,m[3]) == m[4]",
 432                 "!=": "$.attr(a,m[3]) != m[4]",
 433                 "~=": "$.hasWord($.attr(a,m[3]),m[4])",
 434                 "|=": "$.attr(a,m[3]).indexOf(m[4]) == 0",
 435                 "^=": "$.attr(a,m[3]).indexOf(m[4]) == 0",
 436                 "$=": "$.attr(a,m[3]).substr( $.attr(a,m[3]).length - m[4].length, m[4].length ) == m[4]",
 437                 "*=": "$.attr(a,m[3]).indexOf(m[4]) >= 0",
 438                 "": "m[3] == '*' ? a.attributes.length > 0 : $.attr(a,m[3])"
 439         },
 440         "[": "$.Select(m[2],a).length > 0"
 441 };
 442
 443 $.fn = {};
 444
 445 $.Select = function( t, context ) {
 446         context = context || $.context || document;
 447         if ( t.constructor != String ) {
 448                 return [t];
 449         }
 450
 451         if ( t.indexOf("//") === 0 ) {
 452                 context = context.documentElement;
 453                 t = t.substr(2,t.length);
 454         } else if ( t.indexOf("/") === 0 ) {
 455                 context = context.documentElement;
 456                 t = t.substr(1,t.length);
 457                 // FIX Assume the root element is right :(
 458                 if ( t.indexOf('/') ) {
 459                         t = t.substr(t.indexOf('/'),t.length);
 460                 }
 461         }
 462
 463         var ret = [context];
 464         var done = [];
 465         var last = null;
 466
 467         while ( t.length > 0 && last != t ) {
 468     var r = [];
 469                 last = t;
 470
 471     t = $.cleanSpaces(t);
 472
 473     var re = new RegExp( "^//", "i" );
 474     t = t.replace( re, "" );
 475
 476     if ( t.indexOf('..') === 0 || t.indexOf('/..') === 0 ) {
 477                         if ( t.indexOf('/') === 0 ) {
 478                                 t = t.substr(1,t.length);
 479                         }
 480                         r = $.map( ret, function(a){ return a.parentNode; } );
 481                         t = t.substr(2,t.length);
 482                         t = $.cleanSpaces(t);
 483     } else if ( t.indexOf('>') === 0 || t.indexOf('/') === 0 ) {
 484                         r = $.map( ret, function(a){ return ( a.childNodes.length > 0 ? $.sibling( a.firstChild ) : null ); } );
 485                         t = t.substr(1,t.length);
 486                         t = $.cleanSpaces(t);
 487     } else if ( t.indexOf('+') === 0 ) {
 488                         r = $.map( ret, function(a){ return $.sibling(a).next; } );
 489                         t = t.substr(1,t.length);
 490                         t = $.cleanSpaces(t);
 491     } else if ( t.indexOf('~') === 0 ) {
 492                         r = $.map( ret, function(a){
 493                                 var r = [];
 494                                 var s = $.sibling(a);
 495                                 if ( s.n > 0 ) {
 496                                         for ( var i = s.n; i < s.length; i++ ) {
 497                                                 r[r.length] = s[i];
 498                                         }
 499                                 }
 500                                 return r;
 501                         });
 502                         t = t.substr(1,t.length);
 503                         t = $.cleanSpaces(t);
 504     } else if ( t.indexOf(',') === 0 || t.indexOf('|') === 0 ) {
 505                         if ( ret[0] == context ) { ret.shift(); }
 506                         done = $.merge( done, ret );
 507                         r = ret = [context];
 508                         t = " " + t.substr(1,t.length);
 509     } else {
 510                         var re2 = new RegExp( "^([#.]?)([a-z0-9\\*_-]*)", "i" );
 511                         var m = re2.exec(t);
 512
 513                         if ( m[1] == "#" ) { // Ummm, should make this work in all XML docs
 514                                 var oid = document.getElementById(m[2]);
 515                                 r = oid ? [oid] : [];
 516                                 t = t.replace( re, "" );
 517                         } else {
 518                                 if ( m[2] === "" || m[1] == "." ) { m[2] = "*"; }
 519
 520                                 for ( var i = 0; i < ret.length; i++ ) {
 521                                         var o = ret[i];
 522                                         if ( o ) {
 523                                                 switch( m[2] ) {
 524                                                         case '*':
 525                                                                 r = $.merge( $.getAll(o), r );
 526                                                         break;
 527                                                         case 'text': case 'radio': case 'checkbox': case 'hidden':
 528                                                         case 'button': case 'submit': case 'image': case 'password':
 529                                                         case 'reset': case 'file':
 530                                                                 r = $.merge( $.grep( $.tag(o,"input"),
 531                                                                         function(a){ return a.type == m[2]; }), r );
 532                                                         break;
 533                                                         case 'input':
 534                                                                 r = $.merge( $.tag(o,"input"), r );
 535                                                                 r = $.merge( $.tag(o,"select"), r );
 536                                                                 r = $.merge( $.tag(o,"textarea"), r );
 537                                                         break;
 538                                                         default:
 539                                                                 r = $.merge( r, $.tag(o,m[2]) );
 540                                                         break;
 541                                                 }
 542                                         }
 543                                 }
 544                         }
 545                 }
 546
 547                 var val = $.filter(t,r);
 548                 ret = r = val.r;
 549                 t = $.cleanSpaces(val.t);
 550         }
 551
 552         if ( ret && ret[0] == context ) { ret.shift(); }
 553         done = $.merge( done, ret );
 554         return done;
 555 };
 556
 557 $.tag = function(a,b){
 558         return a && typeof a.getElementsByTagName != "undefined" ?
 559                 a.getElementsByTagName( b ) : [];
 560 };
 561
 562 $.attr = function(o,a,v){
 563         if ( a && a.constructor == String ) {
 564                 var fix = {
 565                         'for': 'htmlFor',
 566                         'text': 'cssText',
 567                         'class': 'className',
 568                         'float': 'cssFloat'
 569                 };
 570                 a = (fix[a] && fix[a].replace && fix[a]) || a;
 571                 var r = new RegExp("-([a-z])","ig");
 572                 a = a.replace(r,function(z,b){return b.toUpperCase();});
 573                 if ( v !== null ) {
 574                         o[a] = v;
 575                         if ( o.setAttribute ) {
 576                                 o.setAttribute(a,v);
 577                         }
 578                 }
 579                 return o[a] || o.getAttribute(a) || '';
 580         } else {
 581                 return '';
 582         }
 583 };
 584
 585 $.filter = function(t,r,not) {
 586         var g = $.grep;
 587         if ( not === false ) {
 588                 g = function(a,f) {return $.grep(a,f,true);};
 589         }
 590
 591         while ( t.length > 0 && t.match(/^[:\\.#\\[a-zA-Z\\*]/) ) {
 592                 var re = new RegExp( "^\\[ *@([a-z0-9\\(\\)_-]+) *([~!\\|\\*$^=]*) *'?\"?([^'\"]*)'?\"? *\\]", "i" );
 593                 var m = re.exec(t);
 594
 595                 if ( m !== null ) {
 596                         m = ['', '@', m[2], m[1], m[3]];
 597                 } else {
 598                         re = new RegExp( "^(\\[) *([^\\]]*) *\\]", "i" );
 599                         m = re.exec(t);
 600
 601                         if ( m === null ) {
 602                                 re = new RegExp( "^(:)([a-z0-9\\*_-]*)\\( *[\"']?([^ \\)'\"]*)['\"]? *\\)", "i" );
 603                                 m = re.exec(t);
 604
 605                                 if ( m === null ) {
 606                                         re = new RegExp( "^([:\\.#]*)([a-z0-9\\*_-]*)", "i" );
 607                                         m = re.exec(t);
 608                                 }
 609                         }
 610                 }
 611                 t = t.replace( re, "" );
 612
 613                 if ( m[1] == ":" && m[2] == "not" ) {
 614                         r = $.filter(m[3],r,false).r;
 615                 } else {
 616                         var f = null;
 617
 618                         if ( $.g[m[1]].constructor == String ) {
 619                                 f = $.g[m[1]];
 620                         } else if ( $.g[m[1]][m[2]] ) {
 621                                 f = $.g[m[1]][m[2]];
 622                         }
 623
 624                         if ( f !== null ) {
 625                                 $.eval('f = function(a,i){return ' + f + '}');
 626                                 r = g( r, f );
 627                         }
 628                 }
 629         }
 630
 631         return { r: r, t: t };
 632 };
 633
 634 $.parents = function(a){
 635         var b = [];
 636         var c = a.parentNode;
 637         while ( c !== null && c != document ) {
 638                 b[b.length] = c;
 639                 c = c.parentNode;
 640         }
 641         return b;
 642 };
 643
 644 $.cleanSpaces = function(t){
 645         return t.replace(/^\s+|\s+$/g, '');
 646 };
 647
 648 $.ofType = function(a,n,e) {
 649         var t = $.grep($.sibling(a),function(b){return b.nodeName == a.nodeName;});
 650         if ( e ) { n = t.length - n - 1; }
 651         return n !== null ? t[n] == a : t.length;
 652 };
 653
 654 $.sibling = function(a,n,e) {
 655         var type = [];
 656         var tmp = a.parentNode.childNodes;
 657         for ( var i = 0; i < tmp.length; i++ ) {
 658                 if ( tmp[i].nodeType == 1 ) {
 659                         type[type.length] = tmp[i];
 660                 }
 661                 if ( tmp[i] == a ) {
 662                         type.n = type.length - 1;
 663                 }
 664         }
 665         if ( e ) { n = type.length - n - 1; }
 666         type.cur = ( type[n] == a );
 667         type.prev = ( type.n > 0 ? type[type.n - 1] : null );
 668         type.next = ( type.n < type.length - 1 ? type[type.n + 1] : null );
 669         return type;
 670 };
 671
 672 $.hasWord = function(e,a) {
 673         if ( e === null ) { return false; }
 674         if ( e.className !== null ) { e = e.className; }
 675         return new RegExp("(^|\\s)" + a + "(\\s|$)").test(e);
 676 };
 677
 678 $.getAll = function(o,r) {
 679         r = r || [];
 680         var s = o.childNodes;
 681         for ( var i = 0; i < s.length; i++ ) {
 682                 if ( s[i].nodeType == 1 ) {
 683                         r[r.length] = s[i];
 684                         $.getAll( s[i], r );
 685                 }
 686         }
 687         return r;
 688 };
 689
 690 $.merge = function(a,b) {
 691         var d = [];
 692         for ( var k = 0; k < b.length; k++ ) { d[k] = b[k]; }
 693
 694         for ( var i = 0; i < a.length; i++ ) {
 695                 var c = true;
 696                 for ( var j = 0; j < b.length; j++ ) {
 697                         if ( a[i] == b[j] ) {
 698                                 c = false;
 699                         }
 700                 }
 701                 if ( c ) {
 702                         d[d.length] = a[i];
 703                 }
 704         }
 705
 706         return d;
 707 };
 708
 709 $.grep = function(a,f,s) {
 710         var r = [];
 711         if ( a !== null ) {
 712                 for ( var i = 0; i < a.length; i++ ) {
 713                         if ( (!s && f(a[i],i)) || (s && !f(a[i],i)) ) {
 714                                 r[r.length] = a[i];
 715                         }
 716                 }
 717         }
 718         return r;
 719 };
 720
 721 $.map = function(a,f) {
 722         var r = [];
 723         for ( var i = 0; i < a.length; i++ ) {
 724                 var t = f(a[i],i);
 725                 if ( t !== null ) {
 726                         if ( t.constructor != Array ) { t = [t]; }
 727                         r = $.merge( t, r );
 728                 }
 729         }
 730         return r;
 731 };
 732
 733 $.event = {};
 734
 735 // Bind an event to an element
 736 // Original by Dean Edwards
 737 $.event.add = function(element, type, handler) {
 738         if ( element.location ) { element = window; } // Ughhhhh....
 739         if (!handler.$$guid) { handler.$$guid = $.event.add.guid++; }
 740         if (!element.events) { element.events = {}; }
 741         var handlers = element.events[type];
 742         if (!handlers) {
 743                 handlers = element.events[type] = {};
 744                 if (element["on" + type]) {
 745                         handlers[0] = element["on" + type];
 746                 }
 747         }
 748         handlers[handler.$$guid] = handler;
 749         element["on" + type] = $.event.handle;
 750 };
 751
 752 $.event.add.guid = 1;
 753
 754 // Detach an event or set of events from an element
 755 $.event.remove = function(element, type, handler) {
 756         if (element.events) {
 757                 if (type && element.events[type]) {
 758                         if ( handler ) {
 759                                 delete element.events[type][handler.$$guid];
 760                         } else {
 761                                 for ( var i in element.events[type] ) {
 762                                         delete element.events[type][i];
 763                                 }
 764                         }
 765                 } else {
 766                         for ( var j in element.events ) {
 767                                 $.event.remove( element, j );
 768                         }
 769                 }
 770         }
 771 };
 772
 773 $.event.trigger = function(element,type,data) {
 774         data = data || [{ type: type }];
 775         if ( element && element["on" + type] ) {
 776                 $.apply( element, element["on" + type], data );
 777         }
 778 };
 779
 780 $.event.handle = function(event) {
 781         var returnValue = true;
 782         event = event || $.event.fix(window.event);
 783         var handlers = [];
 784         for ( var j in this.events[event.type] ) {
 785                 handlers[handlers.length] = this.events[event.type][j];
 786         }
 787         for ( var i = 0; i < handlers.length; i++ ) {
 788                 try {
 789                         if ( handlers[i].constructor == Function ) {
 790                                 this.$$handleEvent = handlers[i];
 791                                 if (this.$$handleEvent(event) === false) {
 792                                         event.preventDefault();
 793                                         event.stopPropagation();
 794                                         returnValue = false;
 795                                 }
 796                         }
 797                 } catch(e){}
 798         }
 799         return returnValue;
 800 };
 801
 802 $.event.fix = function(event) {
 803         event.preventDefault = $.event.fix.preventDefault;
 804         event.stopPropagation = $.event.fix.stopPropagation;
 805         return event;
 806 };
 807
 808 $.event.fix.preventDefault = function() {
 809         this.returnValue = false;
 810 };
 811
 812 $.event.fix.stopPropagation = function() {
 813         this.cancelBubble = true;
 814 };
 815
 816 // Move to module
 817
 818 $.fn.text = function(e) {
 819         e = e || this.cur;
 820         var t = "";
 821         for ( var j = 0; j < e.length; j++ ) {
 822                 for ( var i = 0; i < e[j].childNodes.length; i++ ) {
 823                         t += e[j].childNodes[i].nodeType != 1 ?
 824                                 e[j].childNodes[i].nodeValue :
 825                                 $.fn.text(e[j].childNodes[i].childNodes);
 826                 }
 827         }
 828         return t;
 829 };
 830
 831 /*setTimeout(function(){
 832         if ( typeof Prototype != "undefined" && $.g == null && $.clean == null )
 833                 throw "Error: You are overwriting jQuery, please include jQuery last.";
 834 }, 1000);*/