skins/common/wikibits.js

   1 // MediaWiki JavaScript support functions
   2
   3 var clientPC = navigator.userAgent.toLowerCase(); // Get client info
   4 var is_gecko = /gecko/.test( clientPC ) &&
   5         !/khtml|spoofer|netscape\/7\.0/.test(clientPC);
   6 var webkit_match = clientPC.match(/applewebkit\/(\d+)/);
   7 if (webkit_match) {
   8         var is_safari = clientPC.indexOf('applewebkit') != -1 &&
   9                 clientPC.indexOf('spoofer') == -1;
  10         var is_safari_win = is_safari && clientPC.indexOf('windows') != -1;
  11         var webkit_version = parseInt(webkit_match[1]);
  12 }
  13 var is_khtml = navigator.vendor == 'KDE' ||
  14         ( document.childNodes && !document.all && !navigator.taintEnabled );
  15 // For accesskeys; note that FF3+ is included here!
  16 var is_ff2 = /firefox\/[2-9]|minefield\/3/.test( clientPC );
  17 // These aren't used here, but some custom scripts rely on them
  18 var is_ff2_win = is_ff2 && clientPC.indexOf('windows') != -1;
  19 var is_ff2_x11 = is_ff2 && clientPC.indexOf('x11') != -1;
  20 if (clientPC.indexOf('opera') != -1) {
  21         var is_opera = true;
  22         var is_opera_preseven = window.opera && !document.childNodes;
  23         var is_opera_seven = window.opera && document.childNodes;
  24         var is_opera_95 = /opera\/(9.[5-9]|[1-9][0-9])/.test( clientPC );
  25 }
  26
  27 // Global external objects used by this script.
  28 /*extern ta, stylepath, skin */
  29
  30 // add any onload functions in this hook (please don't hard-code any events in the xhtml source)
  31 var doneOnloadHook;
  32
  33 if (!window.onloadFuncts) {
  34         var onloadFuncts = [];
  35 }
  36
  37 function addOnloadHook(hookFunct) {
  38         // Allows add-on scripts to add onload functions
  39         if(!doneOnloadHook) {
  40                 onloadFuncts[onloadFuncts.length] = hookFunct;
  41         } else {
  42                 hookFunct();  // bug in MSIE script loading
  43         }
  44 }
  45
  46 function hookEvent(hookName, hookFunct) {
  47         if (window.addEventListener) {
  48                 window.addEventListener(hookName, hookFunct, false);
  49         } else if (window.attachEvent) {
  50                 window.attachEvent("on" + hookName, hookFunct);
  51         }
  52 }
  53
  54 function importScript(page) {
  55         return importScriptURI(wgScript + '?action=raw&ctype=text/javascript&title=' + encodeURIComponent(page.replace(/ /g,'_')));
  56 }
  57
  58 var loadedScripts = {}; // included-scripts tracker
  59 function importScriptURI(url) {
  60         if (loadedScripts[url]) {
  61                 return null;
  62         }
  63         loadedScripts[url] = true;
  64         var s = document.createElement('script');
  65         s.setAttribute('src',url);
  66         s.setAttribute('type','text/javascript');
  67         document.getElementsByTagName('head')[0].appendChild(s);
  68         return s;
  69 }
  70
  71 function importStylesheet(page) {
  72         return importStylesheetURI(wgScript + '?action=raw&ctype=text/css&title=' + encodeURIComponent(page.replace(/ /g,'_')));
  73 }
  74
  75 function importStylesheetURI(url) {
  76         return document.createStyleSheet ? document.createStyleSheet(url) : appendCSS('@import "' + url + '";');
  77 }
  78
  79 function appendCSS(text) {
  80         var s = document.createElement('style');
  81         s.type = 'text/css';
  82         s.rel = 'stylesheet';
  83         if (s.styleSheet) s.styleSheet.cssText = text //IE
  84         else s.appendChild(document.createTextNode(text + '')) //Safari sometimes borks on null
  85         document.getElementsByTagName('head')[0].appendChild(s);
  86         return s;
  87 }
  88
  89 // special stylesheet links
  90 if (typeof stylepath != 'undefined' && typeof skin != 'undefined') {
  91         if (is_opera_preseven) {
  92                 importStylesheetURI(stylepath+'/'+skin+'/Opera6Fixes.css');
  93         } else if (is_opera_seven && !is_opera_95) {
  94                 importStylesheetURI(stylepath+'/'+skin+'/Opera7Fixes.css');
  95         } else if (is_khtml) {
  96                 importStylesheetURI(stylepath+'/'+skin+'/KHTMLFixes.css');
  97         }
  98 }
  99
 100 if (wgBreakFrames) {
 101         // Un-trap us from framesets
 102         if (window.top != window) {
 103                 window.top.location = window.location;
 104         }
 105 }
 106
 107 // for enhanced RecentChanges
 108 function toggleVisibility(_levelId, _otherId, _linkId) {
 109         var thisLevel = document.getElementById(_levelId);
 110         var otherLevel = document.getElementById(_otherId);
 111         var linkLevel = document.getElementById(_linkId);
 112         if (thisLevel.style.display == 'none') {
 113                 thisLevel.style.display = 'block';
 114                 otherLevel.style.display = 'none';
 115                 linkLevel.style.display = 'inline';
 116         } else {
 117                 thisLevel.style.display = 'none';
 118                 otherLevel.style.display = 'inline';
 119                 linkLevel.style.display = 'none';
 120         }
 121 }
 122
 123 function showTocToggle() {
 124         if (document.createTextNode) {
 125                 // Uses DOM calls to avoid document.write + XHTML issues
 126
 127                 var linkHolder = document.getElementById('toctitle');
 128                 if (!linkHolder) {
 129                         return;
 130                 }
 131
 132                 var outerSpan = document.createElement('span');
 133                 outerSpan.className = 'toctoggle';
 134
 135                 var toggleLink = document.createElement('a');
 136                 toggleLink.id = 'togglelink';
 137                 toggleLink.className = 'internal';
 138                 toggleLink.href = 'javascript:toggleToc()';
 139                 toggleLink.appendChild(document.createTextNode(tocHideText));
 140
 141                 outerSpan.appendChild(document.createTextNode('['));
 142                 outerSpan.appendChild(toggleLink);
 143                 outerSpan.appendChild(document.createTextNode(']'));
 144
 145                 linkHolder.appendChild(document.createTextNode(' '));
 146                 linkHolder.appendChild(outerSpan);
 147
 148                 var cookiePos = document.cookie.indexOf("hidetoc=");
 149                 if (cookiePos > -1 && document.cookie.charAt(cookiePos + 8) == 1) {
 150                         toggleToc();
 151                 }
 152         }
 153 }
 154
 155 function changeText(el, newText) {
 156         // Safari work around
 157         if (el.innerText) {
 158                 el.innerText = newText;
 159         } else if (el.firstChild && el.firstChild.nodeValue) {
 160                 el.firstChild.nodeValue = newText;
 161         }
 162 }
 163
 164 function toggleToc() {
 165         var toc = document.getElementById('toc').getElementsByTagName('ul')[0];
 166         var toggleLink = document.getElementById('togglelink');
 167
 168         if (toc && toggleLink && toc.style.display == 'none') {
 169                 changeText(toggleLink, tocHideText);
 170                 toc.style.display = 'block';
 171                 document.cookie = "hidetoc=0";
 172         } else {
 173                 changeText(toggleLink, tocShowText);
 174                 toc.style.display = 'none';
 175                 document.cookie = "hidetoc=1";
 176         }
 177 }
 178
 179 var mwEditButtons = [];
 180 var mwCustomEditButtons = []; // eg to add in MediaWiki:Common.js
 181
 182 function escapeQuotes(text) {
 183         var re = new RegExp("'","g");
 184         text = text.replace(re,"\\'");
 185         re = new RegExp("\\n","g");
 186         text = text.replace(re,"\\n");
 187         return escapeQuotesHTML(text);
 188 }
 189
 190 function escapeQuotesHTML(text) {
 191         var re = new RegExp('&',"g");
 192         text = text.replace(re,"&amp;");
 193         re = new RegExp('"',"g");
 194         text = text.replace(re,"&quot;");
 195         re = new RegExp('<',"g");
 196         text = text.replace(re,"&lt;");
 197         re = new RegExp('>',"g");
 198         text = text.replace(re,"&gt;");
 199         return text;
 200 }
 201
 202
 203 /**
 204  * Set the accesskey prefix based on browser detection.
 205  */
 206 var tooltipAccessKeyPrefix = 'alt-';
 207 if (is_opera) {
 208         tooltipAccessKeyPrefix = 'shift-esc-';
 209 } else if (!is_safari_win && is_safari && webkit_version > 526) {
 210         tooltipAccessKeyPrefix = 'ctrl-alt-';
 211 } else if (!is_safari_win && (is_safari
 212                 || clientPC.indexOf('mac') != -1
 213                 || clientPC.indexOf('konqueror') != -1 )) {
 214         tooltipAccessKeyPrefix = 'ctrl-';
 215 } else if (is_ff2) {
 216         tooltipAccessKeyPrefix = 'alt-shift-';
 217 }
 218 var tooltipAccessKeyRegexp = /\[(ctrl-)?(alt-)?(shift-)?(esc-)?(.)\]$/;
 219
 220 /**
 221  * Add the appropriate prefix to the accesskey shown in the tooltip.
 222  * If the nodeList parameter is given, only those nodes are updated;
 223  * otherwise, all the nodes that will probably have accesskeys by
 224  * default are updated.
 225  *
 226  * @param Array nodeList -- list of elements to update
 227  */
 228 function updateTooltipAccessKeys( nodeList ) {
 229         if ( !nodeList ) {
 230                 // skins without a "column-one" element don't seem to have links with accesskeys either
 231                 var columnOne = document.getElementById("column-one");
 232                 if ( columnOne )
 233                         updateTooltipAccessKeys( columnOne.getElementsByTagName("a") );
 234                 // these are rare enough that no such optimization is needed
 235                 updateTooltipAccessKeys( document.getElementsByTagName("input") );
 236                 updateTooltipAccessKeys( document.getElementsByTagName("label") );
 237                 return;
 238         }
 239
 240         for ( var i = 0; i < nodeList.length; i++ ) {
 241                 var element = nodeList[i];
 242                 var tip = element.getAttribute("title");
 243                 if ( tip && tooltipAccessKeyRegexp.exec(tip) ) {
 244                         tip = tip.replace(tooltipAccessKeyRegexp,
 245                                           "["+tooltipAccessKeyPrefix+"$5]");
 246                         element.setAttribute("title", tip );
 247                 }
 248         }
 249 }
 250
 251 /**
 252  * Add a link to one of the portlet menus on the page, including:
 253  *
 254  * p-cactions: Content actions (shown as tabs above the main content in Monobook)
 255  * p-personal: Personal tools (shown at the top right of the page in Monobook)
 256  * p-navigation: Navigation
 257  * p-tb: Toolbox
 258  *
 259  * This function exists for the convenience of custom JS authors.  All
 260  * but the first three parameters are optional, though providing at
 261  * least an id and a tooltip is recommended.
 262  *
 263  * By default the new link will be added to the end of the list.  To
 264  * add the link before a given existing item, pass the DOM node of
 265  * that item (easily obtained with document.getElementById()) as the
 266  * nextnode parameter; to add the link _after_ an existing item, pass
 267  * the node's nextSibling instead.
 268  *
 269  * @param String portlet -- id of the target portlet ("p-cactions", "p-personal", "p-navigation" or "p-tb")
 270  * @param String href -- link URL
 271  * @param String text -- link text (will be automatically lowercased by CSS for p-cactions in Monobook)
 272  * @param String id -- id of the new item, should be unique and preferably have the appropriate prefix ("ca-", "pt-", "n-" or "t-")
 273  * @param String tooltip -- text to show when hovering over the link, without accesskey suffix
 274  * @param String accesskey -- accesskey to activate this link (one character, try to avoid conflicts)
 275  * @param Node nextnode -- the DOM node before which the new item should be added, should be another item in the same list
 276  *
 277  * @return Node -- the DOM node of the new item (an LI element) or null
 278  */
 279 function addPortletLink(portlet, href, text, id, tooltip, accesskey, nextnode) {
 280         var node = document.getElementById(portlet);
 281         if ( !node ) return null;
 282         node = node.getElementsByTagName( "ul" )[0];
 283         if ( !node ) return null;
 284
 285         var link = document.createElement( "a" );
 286         link.appendChild( document.createTextNode( text ) );
 287         link.href = href;
 288
 289         var item = document.createElement( "li" );
 290         item.appendChild( link );
 291         if ( id ) item.id = id;
 292
 293         if ( accesskey ) {
 294                 link.setAttribute( "accesskey", accesskey );
 295                 tooltip += " ["+accesskey+"]";
 296         }
 297         if ( tooltip ) {
 298                 link.setAttribute( "title", tooltip );
 299         }
 300         if ( accesskey && tooltip ) {
 301                 updateTooltipAccessKeys( new Array( link ) );
 302         }
 303
 304         if ( nextnode && nextnode.parentNode == node )
 305                 node.insertBefore( item, nextnode );
 306         else
 307                 node.appendChild( item );  // IE compatibility (?)
 308
 309         return item;
 310 }
 311
 312
 313 /**
 314  * Set up accesskeys/tooltips from the deprecated ta array.  If doId
 315  * is specified, only set up for that id.  Note that this function is
 316  * deprecated and will not be supported indefinitely -- use
 317  * updateTooltipAccessKey() instead.
 318  *
 319  * @param mixed doId string or null
 320  */
 321 function akeytt( doId ) {
 322         // A lot of user scripts (and some of the code below) break if
 323         // ta isn't defined, so we make sure it is.  Explictly using
 324         // window.ta avoids a "ta is not defined" error.
 325         if (!window.ta) window.ta = new Array;
 326
 327         // Make a local, possibly restricted, copy to avoid clobbering
 328         // the original.
 329         var ta;
 330         if ( doId ) {
 331                 ta = [doId];
 332         } else {
 333                 ta = window.ta;
 334         }
 335
 336         // Now deal with evil deprecated ta
 337         var watchCheckboxExists = document.getElementById( 'wpWatchthis' ) ? true : false;
 338         for (var id in ta) {
 339                 var n = document.getElementById(id);
 340                 if (n) {
 341                         var a = null;
 342                         var ak = '';
 343                         // Are we putting accesskey in it
 344                         if (ta[id][0].length > 0) {
 345                                 // Is this object a object? If not assume it's the next child.
 346
 347                                 if (n.nodeName.toLowerCase() == "a") {
 348                                         a = n;
 349                                 } else {
 350                                         a = n.childNodes[0];
 351                                 }
 352                                 // Don't add an accesskey for the watch tab if the watch
 353                                 // checkbox is also available.
 354                                 if (a && ((id != 'ca-watch' && id != 'ca-unwatch') || !watchCheckboxExists)) {
 355                                         a.accessKey = ta[id][0];
 356                                         ak = ' ['+tooltipAccessKeyPrefix+ta[id][0]+']';
 357                                 }
 358                         } else {
 359                                 // We don't care what type the object is when assigning tooltip
 360                                 a = n;
 361                                 ak = '';
 362                         }
 363
 364                         if (a) {
 365                                 a.title = ta[id][1]+ak;
 366                         }
 367                 }
 368         }
 369 }
 370
 371 var checkboxes;
 372 var lastCheckbox;
 373
 374 function setupCheckboxShiftClick() {
 375         checkboxes = [];
 376         lastCheckbox = null;
 377         var inputs = document.getElementsByTagName('input');
 378         addCheckboxClickHandlers(inputs);
 379 }
 380
 381 function addCheckboxClickHandlers(inputs, start) {
 382         if ( !start) start = 0;
 383
 384         var finish = start + 250;
 385         if ( finish > inputs.length )
 386                 finish = inputs.length;
 387
 388         for ( var i = start; i < finish; i++ ) {
 389                 var cb = inputs[i];
 390                 if ( !cb.type || cb.type.toLowerCase() != 'checkbox' )
 391                         continue;
 392                 var end = checkboxes.length;
 393                 checkboxes[end] = cb;
 394                 cb.index = end;
 395                 cb.onclick = checkboxClickHandler;
 396         }
 397
 398         if ( finish < inputs.length ) {
 399                 setTimeout( function () {
 400                         addCheckboxClickHandlers(inputs, finish);
 401                 }, 200 );
 402         }
 403 }
 404
 405 function checkboxClickHandler(e) {
 406         if (typeof e == 'undefined') {
 407                 e = window.event;
 408         }
 409         if ( !e.shiftKey || lastCheckbox === null ) {
 410                 lastCheckbox = this.index;
 411                 return true;
 412         }
 413         var endState = this.checked;
 414         var start, finish;
 415         if ( this.index < lastCheckbox ) {
 416                 start = this.index + 1;
 417                 finish = lastCheckbox;
 418         } else {
 419                 start = lastCheckbox;
 420                 finish = this.index - 1;
 421         }
 422         for (var i = start; i <= finish; ++i ) {
 423                 checkboxes[i].checked = endState;
 424         }
 425         lastCheckbox = this.index;
 426         return true;
 427 }
 428
 429 function toggle_element_activation(ida,idb) {
 430         if (!document.getElementById) {
 431                 return;
 432         }
 433         document.getElementById(ida).disabled=true;
 434         document.getElementById(idb).disabled=false;
 435 }
 436
 437 function toggle_element_check(ida,idb) {
 438         if (!document.getElementById) {
 439                 return;
 440         }
 441         document.getElementById(ida).checked=true;
 442         document.getElementById(idb).checked=false;
 443 }
 444
 445 /*
 446         Written by Jonathan Snook, http://www.snook.ca/jonathan
 447         Add-ons by Robert Nyman, http://www.robertnyman.com
 448         Author says "The credit comment is all it takes, no license. Go crazy with it!:-)"
 449         From http://www.robertnyman.com/2005/11/07/the-ultimate-getelementsbyclassname/
 450 */
 451 function getElementsByClassName(oElm, strTagName, oClassNames){
 452         var arrElements = (strTagName == "*" && oElm.all)? oElm.all : oElm.getElementsByTagName(strTagName);
 453         var arrReturnElements = new Array();
 454         var arrRegExpClassNames = new Array();
 455         if(typeof oClassNames == "object"){
 456                 for(var i=0; i<oClassNames.length; i++){
 457                         arrRegExpClassNames[arrRegExpClassNames.length] =
 458                                 new RegExp("(^|\\s)" + oClassNames[i].replace(/\-/g, "\\-") + "(\\s|$)");
 459                 }
 460         }
 461         else{
 462                 arrRegExpClassNames[arrRegExpClassNames.length] =
 463                         new RegExp("(^|\\s)" + oClassNames.replace(/\-/g, "\\-") + "(\\s|$)");
 464         }
 465         var oElement;
 466         var bMatchesAll;
 467         for(var j=0; j<arrElements.length; j++){
 468                 oElement = arrElements[j];
 469                 bMatchesAll = true;
 470                 for(var k=0; k<arrRegExpClassNames.length; k++){
 471                         if(!arrRegExpClassNames[k].test(oElement.className)){
 472                                 bMatchesAll = false;
 473                                 break;
 474                         }
 475                 }
 476                 if(bMatchesAll){
 477                         arrReturnElements[arrReturnElements.length] = oElement;
 478                 }
 479         }
 480         return (arrReturnElements)
 481 }
 482
 483 function redirectToFragment(fragment) {
 484         var match = navigator.userAgent.match(/AppleWebKit\/(\d+)/);
 485         if (match) {
 486                 var webKitVersion = parseInt(match[1]);
 487                 if (webKitVersion < 420) {
 488                         // Released Safari w/ WebKit 418.9.1 messes up horribly
 489                         // Nightlies of 420+ are ok
 490                         return;
 491                 }
 492         }
 493         if (is_gecko) {
 494                 // Mozilla needs to wait until after load, otherwise the window doesn't scroll
 495                 addOnloadHook(function () {
 496                         if (window.location.hash == "")
 497                                 window.location.hash = fragment;
 498                 });
 499         } else {
 500                 if (window.location.hash == "")
 501                         window.location.hash = fragment;
 502         }
 503 }
 504
 505 /*
 506  * Table sorting script based on one (c) 1997-2006 Stuart Langridge and Joost
 507  * de Valk:
 508  * http://www.joostdevalk.nl/code/sortable-table/
 509  * http://www.kryogenix.org/code/browser/sorttable/
 510  *
 511  * @todo don't break on colspans/rowspans (bug 8028)
 512  * @todo language-specific digit grouping/decimals (bug 8063)
 513  * @todo support all accepted date formats (bug 8226)
 514  */
 515
 516 var ts_image_path = stylepath+"/common/images/";
 517 var ts_image_up = "sort_up.gif";
 518 var ts_image_down = "sort_down.gif";
 519 var ts_image_none = "sort_none.gif";
 520 var ts_europeandate = wgContentLanguage != "en"; // The non-American-inclined can change to "true"
 521 var ts_alternate_row_colors = false;
 522 var SORT_COLUMN_INDEX;
 523
 524 function sortables_init() {
 525         var idnum = 0;
 526         // Find all tables with class sortable and make them sortable
 527         var tables = getElementsByClassName(document, "table", "sortable");
 528         for (var ti = 0; ti < tables.length ; ti++) {
 529                 if (!tables[ti].id) {
 530                         tables[ti].setAttribute('id','sortable_table_id_'+idnum);
 531                         ++idnum;
 532                 }
 533                 ts_makeSortable(tables[ti]);
 534         }
 535 }
 536
 537 function ts_makeSortable(table) {
 538         var firstRow;
 539         if (table.rows && table.rows.length > 0) {
 540                 if (table.tHead && table.tHead.rows.length > 0) {
 541                         firstRow = table.tHead.rows[table.tHead.rows.length-1];
 542                 } else {
 543                         firstRow = table.rows[0];
 544                 }
 545         }
 546         if (!firstRow) return;
 547
 548         // We have a first row: assume it's the header, and make its contents clickable links
 549         for (var i = 0; i < firstRow.cells.length; i++) {
 550                 var cell = firstRow.cells[i];
 551                 if ((" "+cell.className+" ").indexOf(" unsortable ") == -1) {
 552                         cell.innerHTML += '&nbsp;&nbsp;<a href="#" class="sortheader" onclick="ts_resortTable(this);return false;"><span class="sortarrow"><img src="'+ ts_image_path + ts_image_none + '" alt="&darr;"/></span></a>';
 553                 }
 554         }
 555         if (ts_alternate_row_colors) {
 556                 ts_alternate(table);
 557         }
 558 }
 559
 560 function ts_getInnerText(el) {
 561         if (typeof el == "string") return el;
 562         if (typeof el == "undefined") { return el };
 563         if (el.textContent) return el.textContent; // not needed but it is faster
 564         if (el.innerText) return el.innerText;     // IE doesn't have textContent
 565         var str = "";
 566
 567         var cs = el.childNodes;
 568         var l = cs.length;
 569         for (var i = 0; i < l; i++) {
 570                 switch (cs[i].nodeType) {
 571                         case 1: //ELEMENT_NODE
 572                                 str += ts_getInnerText(cs[i]);
 573                                 break;
 574                         case 3: //TEXT_NODE
 575                                 str += cs[i].nodeValue;
 576                                 break;
 577                 }
 578         }
 579         return str;
 580 }
 581
 582 function ts_resortTable(lnk) {
 583         // get the span
 584         var span = lnk.getElementsByTagName('span')[0];
 585
 586         var td = lnk.parentNode;
 587         var tr = td.parentNode;
 588         var column = td.cellIndex;
 589
 590         var table = tr.parentNode;
 591         while (table && !(table.tagName && table.tagName.toLowerCase() == 'table'))
 592                 table = table.parentNode;
 593         if (!table) return;
 594
 595         // Work out a type for the column
 596         if (table.rows.length <= 1) return;
 597
 598         // Skip the first row if that's where the headings are
 599         var rowStart = (table.tHead && table.tHead.rows.length > 0 ? 0 : 1);
 600
 601         var itm = "";
 602         for (var i = rowStart; i < table.rows.length; i++) {
 603                 if (table.rows[i].cells.length > column) {
 604                         itm = ts_getInnerText(table.rows[i].cells[column]);
 605                         itm = itm.replace(/^[\s\xa0]+/, "").replace(/[\s\xa0]+$/, "");
 606                         if (itm != "") break;
 607                 }
 608         }
 609
 610         sortfn = ts_sort_caseinsensitive;
 611         if (itm.match(/^\d\d[\/. -][a-zA-Z]{3}[\/. -]\d\d\d\d$/))
 612                 sortfn = ts_sort_date;
 613         if (itm.match(/^\d\d[\/.-]\d\d[\/.-]\d\d\d\d$/))
 614                 sortfn = ts_sort_date;
 615         if (itm.match(/^\d\d[\/.-]\d\d[\/.-]\d\d$/))
 616                 sortfn = ts_sort_date;
 617         if (itm.match(/^[\u00a3$\u20ac]/)) // pound dollar euro
 618                 sortfn = ts_sort_currency;
 619         if (itm.match(/^[\d.,]+\%?$/))
 620                 sortfn = ts_sort_numeric;
 621
 622         var reverse = (span.getAttribute("sortdir") == 'down');
 623
 624         var newRows = new Array();
 625         for (var j = rowStart; j < table.rows.length; j++) {
 626                 var row = table.rows[j];
 627                 var keyText = ts_getInnerText(row.cells[column]);
 628                 var oldIndex = (reverse ? -j : j);
 629
 630                 newRows[newRows.length] = new Array(row, keyText, oldIndex);
 631         }
 632
 633         newRows.sort(sortfn);
 634
 635         var arrowHTML;
 636         if (reverse) {
 637                         arrowHTML = '<img src="'+ ts_image_path + ts_image_down + '" alt="&darr;"/>';
 638                         newRows.reverse();
 639                         span.setAttribute('sortdir','up');
 640         } else {
 641                         arrowHTML = '<img src="'+ ts_image_path + ts_image_up + '" alt="&uarr;"/>';
 642                         span.setAttribute('sortdir','down');
 643         }
 644
 645         // We appendChild rows that already exist to the tbody, so it moves them rather than creating new ones
 646         // don't do sortbottom rows
 647         for (var i = 0; i < newRows.length; i++) {
 648                 if ((" "+newRows[i][0].className+" ").indexOf(" sortbottom ") == -1)
 649                         table.tBodies[0].appendChild(newRows[i][0]);
 650         }
 651         // do sortbottom rows only
 652         for (var i = 0; i < newRows.length; i++) {
 653                 if ((" "+newRows[i][0].className+" ").indexOf(" sortbottom ") != -1)
 654                         table.tBodies[0].appendChild(newRows[i][0]);
 655         }
 656
 657         // Delete any other arrows there may be showing
 658         var spans = getElementsByClassName(tr, "span", "sortarrow");
 659         for (var i = 0; i < spans.length; i++) {
 660                 spans[i].innerHTML = '<img src="'+ ts_image_path + ts_image_none + '" alt="&darr;"/>';
 661         }
 662         span.innerHTML = arrowHTML;
 663
 664         if (ts_alternate_row_colors) {
 665                 ts_alternate(table);
 666         }
 667 }
 668
 669 function ts_dateToSortKey(date) {
 670         // y2k notes: two digit years less than 50 are treated as 20XX, greater than 50 are treated as 19XX
 671         if (date.length == 11) {
 672                 switch (date.substr(3,3).toLowerCase()) {
 673                         case "jan": var month = "01"; break;
 674                         case "feb": var month = "02"; break;
 675                         case "mar": var month = "03"; break;
 676                         case "apr": var month = "04"; break;
 677                         case "may": var month = "05"; break;
 678                         case "jun": var month = "06"; break;
 679                         case "jul": var month = "07"; break;
 680                         case "aug": var month = "08"; break;
 681                         case "sep": var month = "09"; break;
 682                         case "oct": var month = "10"; break;
 683                         case "nov": var month = "11"; break;
 684                         case "dec": var month = "12"; break;
 685                         // default: var month = "00";
 686                 }
 687                 return date.substr(7,4)+month+date.substr(0,2);
 688         } else if (date.length == 10) {
 689                 if (ts_europeandate == false) {
 690                         return date.substr(6,4)+date.substr(0,2)+date.substr(3,2);
 691                 } else {
 692                         return date.substr(6,4)+date.substr(3,2)+date.substr(0,2);
 693                 }
 694         } else if (date.length == 8) {
 695                 yr = date.substr(6,2);
 696                 if (parseInt(yr) < 50) {
 697                         yr = '20'+yr;
 698                 } else {
 699                         yr = '19'+yr;
 700                 }
 701                 if (ts_europeandate == true) {
 702                         return yr+date.substr(3,2)+date.substr(0,2);
 703                 } else {
 704                         return yr+date.substr(0,2)+date.substr(3,2);
 705                 }
 706         }
 707         return "00000000";
 708 }
 709
 710 function ts_parseFloat(num) {
 711         if (!num) return 0;
 712         num = parseFloat(num.replace(/,/g, ""));
 713         return (isNaN(num) ? 0 : num);
 714 }
 715
 716 function ts_sort_date(a,b) {
 717         var aa = ts_dateToSortKey(a[1]);
 718         var bb = ts_dateToSortKey(b[1]);
 719         return (aa < bb ? -1 : aa > bb ? 1 : a[2] - b[2]);
 720 }
 721
 722 function ts_sort_currency(a,b) {
 723         var aa = ts_parseFloat(a[1].replace(/[^0-9.]/g,''));
 724         var bb = ts_parseFloat(b[1].replace(/[^0-9.]/g,''));
 725         return (aa != bb ? aa - bb : a[2] - b[2]);
 726 }
 727
 728 function ts_sort_numeric(a,b) {
 729         var aa = ts_parseFloat(a[1]);
 730         var bb = ts_parseFloat(b[1]);
 731         return (aa != bb ? aa - bb : a[2] - b[2]);
 732 }
 733
 734 function ts_sort_caseinsensitive(a,b) {
 735         var aa = a[1].toLowerCase();
 736         var bb = b[1].toLowerCase();
 737         return (aa < bb ? -1 : aa > bb ? 1 : a[2] - b[2]);
 738 }
 739
 740 function ts_sort_default(a,b) {
 741         return (a[1] < b[1] ? -1 : a[1] > b[1] ? 1 : a[2] - b[2]);
 742 }
 743
 744 function ts_alternate(table) {
 745         // Take object table and get all it's tbodies.
 746         var tableBodies = table.getElementsByTagName("tbody");
 747         // Loop through these tbodies
 748         for (var i = 0; i < tableBodies.length; i++) {
 749                 // Take the tbody, and get all it's rows
 750                 var tableRows = tableBodies[i].getElementsByTagName("tr");
 751                 // Loop through these rows
 752                 // Start at 1 because we want to leave the heading row untouched
 753                 for (var j = 0; j < tableRows.length; j++) {
 754                         // Check if j is even, and apply classes for both possible results
 755                         var oldClasses = tableRows[j].className.split(" ");
 756                         var newClassName = "";
 757                         for (var k = 0; k < oldClasses.length; k++) {
 758                                 if (oldClasses[k] != "" && oldClasses[k] != "even" && oldClasses[k] != "odd")
 759                                         newClassName += oldClasses[k] + " ";
 760                         }
 761                         tableRows[j].className = newClassName + (j % 2 == 0 ? "even" : "odd");
 762                 }
 763         }
 764 }
 765
 766 /*
 767  * End of table sorting code
 768  */
 769
 770
 771 /**
 772  * Add a cute little box at the top of the screen to inform the user of
 773  * something, replacing any preexisting message.
 774  *
 775  * @param String -or- Dom Object message HTML to be put inside the right div
 776  * @param String className   Used in adding a class; should be different for each
 777  *   call to allow CSS/JS to hide different boxes.  null = no class used.
 778  * @return Boolean       True on success, false on failure
 779  */
 780 function jsMsg( message, className ) {
 781         if ( !document.getElementById ) {
 782                 return false;
 783         }
 784         // We special-case skin structures provided by the software.  Skins that
 785         // choose to abandon or significantly modify our formatting can just define
 786         // an mw-js-message div to start with.
 787         var messageDiv = document.getElementById( 'mw-js-message' );
 788         if ( !messageDiv ) {
 789                 messageDiv = document.createElement( 'div' );
 790                 if ( document.getElementById( 'column-content' )
 791                 && document.getElementById( 'content' ) ) {
 792                         // MonoBook, presumably
 793                         document.getElementById( 'content' ).insertBefore(
 794                                 messageDiv,
 795                                 document.getElementById( 'content' ).firstChild
 796                         );
 797                 } else if ( document.getElementById('content')
 798                 && document.getElementById( 'article' ) ) {
 799                         // Non-Monobook but still recognizable (old-style)
 800                         document.getElementById( 'article').insertBefore(
 801                                 messageDiv,
 802                                 document.getElementById( 'article' ).firstChild
 803                         );
 804                 } else {
 805                         return false;
 806                 }
 807         }
 808
 809         messageDiv.setAttribute( 'id', 'mw-js-message' );
 810         if( className ) {
 811                 messageDiv.setAttribute( 'class', 'mw-js-message-'+className );
 812         }
 813
 814         if (typeof message === 'object') {
 815                 while (messageDiv.hasChildNodes()) // Remove old content
 816                         messageDiv.removeChild(messageDiv.firstChild);
 817                 messageDiv.appendChild (message); // Append new content
 818         }
 819         else {
 820                 messageDiv.innerHTML = message;
 821         }
 822         return true;
 823 }
 824
 825 /**
 826  * Inject a cute little progress spinner after the specified element
 827  *
 828  * @param element Element to inject after
 829  * @param id Identifier string (for use with removeSpinner(), below)
 830  */
 831 function injectSpinner( element, id ) {
 832         var spinner = document.createElement( "img" );
 833         spinner.id = "mw-spinner-" + id;
 834         spinner.src = stylepath + "/common/images/spinner.gif";
 835         spinner.alt = spinner.title = "...";
 836         if( element.nextSibling ) {
 837                 element.parentNode.insertBefore( spinner, element.nextSibling );
 838         } else {
 839                 element.parentNode.appendChild( spinner );
 840         }
 841 }
 842
 843 /**
 844  * Remove a progress spinner added with injectSpinner()
 845  *
 846  * @param id Identifier string
 847  */
 848 function removeSpinner( id ) {
 849         var spinner = document.getElementById( "mw-spinner-" + id );
 850         if( spinner ) {
 851                 spinner.parentNode.removeChild( spinner );
 852         }
 853 }
 854
 855 function runOnloadHook() {
 856         // don't run anything below this for non-dom browsers
 857         if (doneOnloadHook || !(document.getElementById && document.getElementsByTagName)) {
 858                 return;
 859         }
 860
 861         // set this before running any hooks, since any errors below
 862         // might cause the function to terminate prematurely
 863         doneOnloadHook = true;
 864
 865         updateTooltipAccessKeys( null );
 866         akeytt( null );
 867         setupCheckboxShiftClick();
 868         sortables_init();
 869
 870         // Run any added-on functions
 871         for (var i = 0; i < onloadFuncts.length; i++) {
 872                 onloadFuncts[i]();
 873         }
 874 }
 875
 876 /**
 877  * Add an event handler to an element
 878  *
 879  * @param Element element Element to add handler to
 880  * @param String attach Event to attach to
 881  * @param callable handler Event handler callback
 882  */
 883 function addHandler( element, attach, handler ) {
 884         if( window.addEventListener ) {
 885                 element.addEventListener( attach, handler, false );
 886         } else if( window.attachEvent ) {
 887                 element.attachEvent( 'on' + attach, handler );
 888         }
 889 }
 890
 891 /**
 892  * Add a click event handler to an element
 893  *
 894  * @param Element element Element to add handler to
 895  * @param callable handler Event handler callback
 896  */
 897 function addClickHandler( element, handler ) {
 898         addHandler( element, 'click', handler );
 899 }
 900 //note: all skins should call runOnloadHook() at the end of html output,
 901 //      so the below should be redundant. It's there just in case.
 902 hookEvent("load", runOnloadHook);