skins/common/wikibits.js

   1 // MediaWiki JavaScript support functions
   2
   3 var clientPC = navigator.userAgent.toLowerCase(); // Get client info
   4 var is_gecko = ((clientPC.indexOf('gecko')!=-1) && (clientPC.indexOf('spoofer')==-1)
   5                 && (clientPC.indexOf('khtml') == -1) && (clientPC.indexOf('netscape/7.0')==-1));
   6 var is_safari = ((clientPC.indexOf('applewebkit')!=-1) && (clientPC.indexOf('spoofer')==-1));
   7 var is_khtml = (navigator.vendor == 'KDE' || ( document.childNodes && !document.all && !navigator.taintEnabled ));
   8 // For accesskeys
   9 var is_ff2_win = (clientPC.indexOf('firefox/2')!=-1 || clientPC.indexOf('minefield/3')!=-1) && clientPC.indexOf('windows')!=-1;
  10 var is_ff2_x11 = (clientPC.indexOf('firefox/2')!=-1 || clientPC.indexOf('minefield/3')!=-1) && clientPC.indexOf('x11')!=-1;
  11 if (clientPC.indexOf('opera') != -1) {
  12         var is_opera = true;
  13         var is_opera_preseven = (window.opera && !document.childNodes);
  14         var is_opera_seven = (window.opera && document.childNodes);
  15 }
  16
  17 // Global external objects used by this script.
  18 /*extern ta, stylepath, skin */
  19
  20 // add any onload functions in this hook (please don't hard-code any events in the xhtml source)
  21 var doneOnloadHook;
  22
  23 if (!window.onloadFuncts) {
  24         var onloadFuncts = [];
  25 }
  26
  27 function addOnloadHook(hookFunct) {
  28         // Allows add-on scripts to add onload functions
  29         onloadFuncts[onloadFuncts.length] = hookFunct;
  30 }
  31
  32 function hookEvent(hookName, hookFunct) {
  33         if (window.addEventListener) {
  34                 window.addEventListener(hookName, hookFunct, false);
  35         } else if (window.attachEvent) {
  36                 window.attachEvent("on" + hookName, hookFunct);
  37         }
  38 }
  39
  40 // document.write special stylesheet links
  41 if (typeof stylepath != 'undefined' && typeof skin != 'undefined') {
  42         if (is_opera_preseven) {
  43                 document.write('<link rel="stylesheet" type="text/css" href="'+stylepath+'/'+skin+'/Opera6Fixes.css">');
  44         } else if (is_opera_seven) {
  45                 document.write('<link rel="stylesheet" type="text/css" href="'+stylepath+'/'+skin+'/Opera7Fixes.css">');
  46         } else if (is_khtml) {
  47                 document.write('<link rel="stylesheet" type="text/css" href="'+stylepath+'/'+skin+'/KHTMLFixes.css">');
  48         }
  49 }
  50
  51 if (wgBreakFrames) {
  52         // Un-trap us from framesets
  53         if (window.top != window) {
  54                 window.top.location = window.location;
  55         }
  56 }
  57
  58 // for enhanced RecentChanges
  59 function toggleVisibility(_levelId, _otherId, _linkId) {
  60         var thisLevel = document.getElementById(_levelId);
  61         var otherLevel = document.getElementById(_otherId);
  62         var linkLevel = document.getElementById(_linkId);
  63         if (thisLevel.style.display == 'none') {
  64                 thisLevel.style.display = 'block';
  65                 otherLevel.style.display = 'none';
  66                 linkLevel.style.display = 'inline';
  67         } else {
  68                 thisLevel.style.display = 'none';
  69                 otherLevel.style.display = 'inline';
  70                 linkLevel.style.display = 'none';
  71         }
  72 }
  73
  74 function historyRadios(parent) {
  75         var inputs = parent.getElementsByTagName('input');
  76         var radios = [];
  77         for (var i = 0; i < inputs.length; i++) {
  78                 if (inputs[i].name == "diff" || inputs[i].name == "oldid") {
  79                         radios[radios.length] = inputs[i];
  80                 }
  81         }
  82         return radios;
  83 }
  84
  85 // check selection and tweak visibility/class onclick
  86 function diffcheck() {
  87         var dli = false; // the li where the diff radio is checked
  88         var oli = false; // the li where the oldid radio is checked
  89         var hf = document.getElementById('pagehistory');
  90         if (!hf) {
  91                 return true;
  92         }
  93         var lis = hf.getElementsByTagName('li');
  94         for (var i=0;i<lis.length;i++) {
  95                 var inputs = historyRadios(lis[i]);
  96                 if (inputs[1] && inputs[0]) {
  97                         if (inputs[1].checked || inputs[0].checked) { // this row has a checked radio button
  98                                 if (inputs[1].checked && inputs[0].checked && inputs[0].value == inputs[1].value) {
  99                                         return false;
 100                                 }
 101                                 if (oli) { // it's the second checked radio
 102                                         if (inputs[1].checked) {
 103                                                 oli.className = "selected";
 104                                                 return false;
 105                                         }
 106                                 } else if (inputs[0].checked) {
 107                                         return false;
 108                                 }
 109                                 if (inputs[0].checked) {
 110                                         dli = lis[i];
 111                                 }
 112                                 if (!oli) {
 113                                         inputs[0].style.visibility = 'hidden';
 114                                 }
 115                                 if (dli) {
 116                                         inputs[1].style.visibility = 'hidden';
 117                                 }
 118                                 lis[i].className = "selected";
 119                                 oli = lis[i];
 120                         }  else { // no radio is checked in this row
 121                                 if (!oli) {
 122                                         inputs[0].style.visibility = 'hidden';
 123                                 } else {
 124                                         inputs[0].style.visibility = 'visible';
 125                                 }
 126                                 if (dli) {
 127                                         inputs[1].style.visibility = 'hidden';
 128                                 } else {
 129                                         inputs[1].style.visibility = 'visible';
 130                                 }
 131                                 lis[i].className = "";
 132                         }
 133                 }
 134         }
 135         return true;
 136 }
 137
 138 // page history stuff
 139 // attach event handlers to the input elements on history page
 140 function histrowinit() {
 141         var hf = document.getElementById('pagehistory');
 142         if (!hf) {
 143                 return;
 144         }
 145         var lis = hf.getElementsByTagName('li');
 146         for (var i = 0; i < lis.length; i++) {
 147                 var inputs = historyRadios(lis[i]);
 148                 if (inputs[0] && inputs[1]) {
 149                         inputs[0].onclick = diffcheck;
 150                         inputs[1].onclick = diffcheck;
 151                 }
 152         }
 153         diffcheck();
 154 }
 155
 156 // generate toc from prefs form, fold sections
 157 // XXX: needs testing on IE/Mac and safari
 158 // more comments to follow
 159 function tabbedprefs() {
 160         var prefform = document.getElementById('preferences');
 161         if (!prefform || !document.createElement) {
 162                 return;
 163         }
 164         if (prefform.nodeName.toLowerCase() == 'a') {
 165                 return; // Occasional IE problem
 166         }
 167         prefform.className = prefform.className + 'jsprefs';
 168         var sections = [];
 169         var children = prefform.childNodes;
 170         var seci = 0;
 171         for (var i = 0; i < children.length; i++) {
 172                 if (children[i].nodeName.toLowerCase() == 'fieldset') {
 173                         children[i].id = 'prefsection-' + seci;
 174                         children[i].className = 'prefsection';
 175                         if (is_opera || is_khtml) {
 176                                 children[i].className = 'prefsection operaprefsection';
 177                         }
 178                         var legends = children[i].getElementsByTagName('legend');
 179                         sections[seci] = {};
 180                         legends[0].className = 'mainLegend';
 181                         if (legends[0] && legends[0].firstChild.nodeValue) {
 182                                 sections[seci].text = legends[0].firstChild.nodeValue;
 183                         } else {
 184                                 sections[seci].text = '# ' + seci;
 185                         }
 186                         sections[seci].secid = children[i].id;
 187                         seci++;
 188                         if (sections.length != 1) {
 189                                 children[i].style.display = 'none';
 190                         } else {
 191                                 var selectedid = children[i].id;
 192                         }
 193                 }
 194         }
 195         var toc = document.createElement('ul');
 196         toc.id = 'preftoc';
 197         toc.selectedid = selectedid;
 198         for (i = 0; i < sections.length; i++) {
 199                 var li = document.createElement('li');
 200                 if (i === 0) {
 201                         li.className = 'selected';
 202                 }
 203                 var a = document.createElement('a');
 204                 a.href = '#' + sections[i].secid;
 205                 a.onmousedown = a.onclick = uncoversection;
 206                 a.appendChild(document.createTextNode(sections[i].text));
 207                 a.secid = sections[i].secid;
 208                 li.appendChild(a);
 209                 toc.appendChild(li);
 210         }
 211         prefform.parentNode.insertBefore(toc, prefform.parentNode.childNodes[0]);
 212         document.getElementById('prefsubmit').id = 'prefcontrol';
 213 }
 214
 215 function uncoversection() {
 216         var oldsecid = this.parentNode.parentNode.selectedid;
 217         var newsec = document.getElementById(this.secid);
 218         if (oldsecid != this.secid) {
 219                 var ul = document.getElementById('preftoc');
 220                 document.getElementById(oldsecid).style.display = 'none';
 221                 newsec.style.display = 'block';
 222                 ul.selectedid = this.secid;
 223                 var lis = ul.getElementsByTagName('li');
 224                 for (var i = 0; i< lis.length; i++) {
 225                         lis[i].className = '';
 226                 }
 227                 this.parentNode.className = 'selected';
 228         }
 229         return false;
 230 }
 231
 232 // Timezone stuff
 233 // tz in format [+-]HHMM
 234 function checkTimezone(tz, msg) {
 235         var localclock = new Date();
 236         // returns negative offset from GMT in minutes
 237         var tzRaw = localclock.getTimezoneOffset();
 238         var tzHour = Math.floor( Math.abs(tzRaw) / 60);
 239         var tzMin = Math.abs(tzRaw) % 60;
 240         var tzString = ((tzRaw >= 0) ? "-" : "+") + ((tzHour < 10) ? "0" : "") + tzHour + ((tzMin < 10) ? "0" : "") + tzMin;
 241         if (tz != tzString) {
 242                 var junk = msg.split('$1');
 243                 document.write(junk[0] + "UTC" + tzString + junk[1]);
 244         }
 245 }
 246
 247 function unhidetzbutton() {
 248         var tzb = document.getElementById('guesstimezonebutton');
 249         if (tzb) {
 250                 tzb.style.display = 'inline';
 251         }
 252 }
 253
 254 // in [-]HH:MM format...
 255 // won't yet work with non-even tzs
 256 function fetchTimezone() {
 257         // FIXME: work around Safari bug
 258         var localclock = new Date();
 259         // returns negative offset from GMT in minutes
 260         var tzRaw = localclock.getTimezoneOffset();
 261         var tzHour = Math.floor( Math.abs(tzRaw) / 60);
 262         var tzMin = Math.abs(tzRaw) % 60;
 263         var tzString = ((tzRaw >= 0) ? "-" : "") + ((tzHour < 10) ? "0" : "") + tzHour +
 264                 ":" + ((tzMin < 10) ? "0" : "") + tzMin;
 265         return tzString;
 266 }
 267
 268 function guessTimezone(box) {
 269         document.getElementsByName("wpHourDiff")[0].value = fetchTimezone();
 270 }
 271
 272 function showTocToggle() {
 273         if (document.createTextNode) {
 274                 // Uses DOM calls to avoid document.write + XHTML issues
 275
 276                 var linkHolder = document.getElementById('toctitle');
 277                 if (!linkHolder) {
 278                         return;
 279                 }
 280
 281                 var outerSpan = document.createElement('span');
 282                 outerSpan.className = 'toctoggle';
 283
 284                 var toggleLink = document.createElement('a');
 285                 toggleLink.id = 'togglelink';
 286                 toggleLink.className = 'internal';
 287                 toggleLink.href = 'javascript:toggleToc()';
 288                 toggleLink.appendChild(document.createTextNode(tocHideText));
 289
 290                 outerSpan.appendChild(document.createTextNode('['));
 291                 outerSpan.appendChild(toggleLink);
 292                 outerSpan.appendChild(document.createTextNode(']'));
 293
 294                 linkHolder.appendChild(document.createTextNode(' '));
 295                 linkHolder.appendChild(outerSpan);
 296
 297                 var cookiePos = document.cookie.indexOf("hidetoc=");
 298                 if (cookiePos > -1 && document.cookie.charAt(cookiePos + 8) == 1) {
 299                         toggleToc();
 300                 }
 301         }
 302 }
 303
 304 function changeText(el, newText) {
 305         // Safari work around
 306         if (el.innerText) {
 307                 el.innerText = newText;
 308         } else if (el.firstChild && el.firstChild.nodeValue) {
 309                 el.firstChild.nodeValue = newText;
 310         }
 311 }
 312
 313 function toggleToc() {
 314         var toc = document.getElementById('toc').getElementsByTagName('ul')[0];
 315         var toggleLink = document.getElementById('togglelink');
 316
 317         if (toc && toggleLink && toc.style.display == 'none') {
 318                 changeText(toggleLink, tocHideText);
 319                 toc.style.display = 'block';
 320                 document.cookie = "hidetoc=0";
 321         } else {
 322                 changeText(toggleLink, tocShowText);
 323                 toc.style.display = 'none';
 324                 document.cookie = "hidetoc=1";
 325         }
 326 }
 327
 328 var mwEditButtons = [];
 329 var mwCustomEditButtons = []; // eg to add in MediaWiki:Common.js
 330
 331 // this function generates the actual toolbar buttons with localized text
 332 // we use it to avoid creating the toolbar where javascript is not enabled
 333 function addButton(imageFile, speedTip, tagOpen, tagClose, sampleText, imageId) {
 334         // Don't generate buttons for browsers which don't fully
 335         // support it.
 336         mwEditButtons[mwEditButtons.length] =
 337                 {"imageId": imageId,
 338                  "imageFile": imageFile,
 339                  "speedTip": speedTip,
 340                  "tagOpen": tagOpen,
 341                  "tagClose": tagClose,
 342                  "sampleText": sampleText};
 343 }
 344
 345 // this function generates the actual toolbar buttons with localized text
 346 // we use it to avoid creating the toolbar where javascript is not enabled
 347 function mwInsertEditButton(parent, item) {
 348         var image = document.createElement("img");
 349         image.width = 23;
 350         image.height = 22;
 351         image.className = "mw-toolbar-editbutton";
 352         if (item.imageId) image.id = item.imageId;
 353         image.src = item.imageFile;
 354         image.border = 0;
 355         image.alt = item.speedTip;
 356         image.title = item.speedTip;
 357         image.style.cursor = "pointer";
 358         image.onclick = function() {
 359                 insertTags(item.tagOpen, item.tagClose, item.sampleText);
 360                 return false;
 361         };
 362
 363         parent.appendChild(image);
 364         return true;
 365 }
 366
 367 function mwSetupToolbar() {
 368         var toolbar = document.getElementById('toolbar');
 369         if (!toolbar) { return false; }
 370
 371         var textbox = document.getElementById('wpTextbox1');
 372         if (!textbox) { return false; }
 373
 374         // Don't generate buttons for browsers which don't fully
 375         // support it.
 376         if (!document.selection && textbox.selectionStart === null) {
 377                 return false;
 378         }
 379
 380         for (var i = 0; i < mwEditButtons.length; i++) {
 381                 mwInsertEditButton(toolbar, mwEditButtons[i]);
 382         }
 383         for (var i = 0; i < mwCustomEditButtons.length; i++) {
 384                 mwInsertEditButton(toolbar, mwCustomEditButtons[i]);
 385         }
 386         return true;
 387 }
 388
 389 function escapeQuotes(text) {
 390         var re = new RegExp("'","g");
 391         text = text.replace(re,"\\'");
 392         re = new RegExp("\\n","g");
 393         text = text.replace(re,"\\n");
 394         return escapeQuotesHTML(text);
 395 }
 396
 397 function escapeQuotesHTML(text) {
 398         var re = new RegExp('&',"g");
 399         text = text.replace(re,"&amp;");
 400         re = new RegExp('"',"g");
 401         text = text.replace(re,"&quot;");
 402         re = new RegExp('<',"g");
 403         text = text.replace(re,"&lt;");
 404         re = new RegExp('>',"g");
 405         text = text.replace(re,"&gt;");
 406         return text;
 407 }
 408
 409 // apply tagOpen/tagClose to selection in textarea,
 410 // use sampleText instead of selection if there is none
 411 // copied and adapted from phpBB
 412 function insertTags(tagOpen, tagClose, sampleText) {
 413         var txtarea;
 414         if (document.editform) {
 415                 txtarea = document.editform.wpTextbox1;
 416         } else {
 417                 // some alternate form? take the first one we can find
 418                 var areas = document.getElementsByTagName('textarea');
 419                 txtarea = areas[0];
 420         }
 421
 422         // IE
 423         if (document.selection  && !is_gecko) {
 424                 var theSelection = document.selection.createRange().text;
 425                 if (!theSelection) {
 426                         theSelection=sampleText;
 427                 }
 428                 txtarea.focus();
 429                 if (theSelection.charAt(theSelection.length - 1) == " ") { // exclude ending space char, if any
 430                         theSelection = theSelection.substring(0, theSelection.length - 1);
 431                         document.selection.createRange().text = tagOpen + theSelection + tagClose + " ";
 432                 } else {
 433                         document.selection.createRange().text = tagOpen + theSelection + tagClose;
 434                 }
 435
 436         // Mozilla
 437         } else if(txtarea.selectionStart || txtarea.selectionStart == '0') {
 438                 var replaced = false;
 439                 var startPos = txtarea.selectionStart;
 440                 var endPos = txtarea.selectionEnd;
 441                 if (endPos-startPos) {
 442                         replaced = true;
 443                 }
 444                 var scrollTop = txtarea.scrollTop;
 445                 var myText = (txtarea.value).substring(startPos, endPos);
 446                 if (!myText) {
 447                         myText=sampleText;
 448                 }
 449                 var subst;
 450                 if (myText.charAt(myText.length - 1) == " ") { // exclude ending space char, if any
 451                         subst = tagOpen + myText.substring(0, (myText.length - 1)) + tagClose + " ";
 452                 } else {
 453                         subst = tagOpen + myText + tagClose;
 454                 }
 455                 txtarea.value = txtarea.value.substring(0, startPos) + subst +
 456                         txtarea.value.substring(endPos, txtarea.value.length);
 457                 txtarea.focus();
 458                 //set new selection
 459                 if (replaced) {
 460                         var cPos = startPos+(tagOpen.length+myText.length+tagClose.length);
 461                         txtarea.selectionStart = cPos;
 462                         txtarea.selectionEnd = cPos;
 463                 } else {
 464                         txtarea.selectionStart = startPos+tagOpen.length;
 465                         txtarea.selectionEnd = startPos+tagOpen.length+myText.length;
 466                 }
 467                 txtarea.scrollTop = scrollTop;
 468
 469         // All other browsers get no toolbar.
 470         // There was previously support for a crippled "help"
 471         // bar, but that caused more problems than it solved.
 472         }
 473         // reposition cursor if possible
 474         if (txtarea.createTextRange) {
 475                 txtarea.caretPos = document.selection.createRange().duplicate();
 476         }
 477 }
 478
 479
 480 /**
 481  * Set the accesskey prefix based on browser detection.
 482  */
 483 var tooltipAccessKeyPrefix = 'alt-';
 484 if (is_opera) {
 485         tooltipAccessKeyPrefix = 'shift-esc-';
 486 } else if (is_safari
 487            || navigator.userAgent.toLowerCase().indexOf('mac') != -1
 488            || navigator.userAgent.toLowerCase().indexOf('konqueror') != -1 ) {
 489         tooltipAccessKeyPrefix = 'ctrl-';
 490 } else if (is_ff2_x11 || is_ff2_win) {
 491         tooltipAccessKeyPrefix = 'alt-shift-';
 492 }
 493 var tooltipAccessKeyRegexp = /\[(ctrl-)?(alt-)?(shift-)?(esc-)?.\]$/;
 494
 495 /**
 496  * Add the appropriate prefix to the accesskey shown in the tooltip.
 497  * If the nodeList parameter is given, only those nodes are updated;
 498  * otherwise, all the nodes that will probably have accesskeys by
 499  * default are updated.
 500  *
 501  * @param Array nodeList -- list of elements to update
 502  */
 503 function updateTooltipAccessKeys( nodeList ) {
 504         if ( !nodeList ) {
 505                 // skins without a "column-one" element don't seem to have links with accesskeys either
 506                 var columnOne = document.getElementById("column-one");
 507                 if ( columnOne )
 508                         updateTooltipAccessKeys( columnOne.getElementsByTagName("a") );
 509                 // these are rare enough that no such optimization is needed
 510                 updateTooltipAccessKeys( document.getElementsByTagName("input") );
 511                 updateTooltipAccessKeys( document.getElementsByTagName("label") );
 512                 return;
 513         }
 514
 515         for ( var i = 0; i < nodeList.length; i++ ) {
 516                 var element = nodeList[i];
 517                 var tip = element.getAttribute("title");
 518                 var key = element.getAttribute("accesskey");
 519                 if ( key && tooltipAccessKeyRegexp.exec(tip) ) {
 520                         tip = tip.replace(tooltipAccessKeyRegexp,
 521                                           "["+tooltipAccessKeyPrefix+key+"]");
 522                         element.setAttribute("title", tip );
 523                 }
 524         }
 525 }
 526
 527 /**
 528  * Add a link to one of the portlet menus on the page, including:
 529  *
 530  * p-cactions: Content actions (shown as tabs above the main content in Monobook)
 531  * p-personal: Personal tools (shown at the top right of the page in Monobook)
 532  * p-navigation: Navigation
 533  * p-tb: Toolbox
 534  *
 535  * This function exists for the convenience of custom JS authors.  All
 536  * but the first three parameters are optional, though providing at
 537  * least an id and a tooltip is recommended.
 538  *
 539  * By default the new link will be added to the end of the list.  To
 540  * add the link before a given existing item, pass the DOM node of
 541  * that item (easily obtained with document.getElementById()) as the
 542  * nextnode parameter; to add the link _after_ an existing item, pass
 543  * the node's nextSibling instead.
 544  *
 545  * @param String portlet -- id of the target portlet ("p-cactions", "p-personal", "p-navigation" or "p-tb")
 546  * @param String href -- link URL
 547  * @param String text -- link text (will be automatically lowercased by CSS for p-cactions in Monobook)
 548  * @param String id -- id of the new item, should be unique and preferably have the appropriate prefix ("ca-", "pt-", "n-" or "t-")
 549  * @param String tooltip -- text to show when hovering over the link, without accesskey suffix
 550  * @param String accesskey -- accesskey to activate this link (one character, try to avoid conflicts)
 551  * @param Node nextnode -- the DOM node before which the new item should be added, should be another item in the same list
 552  *
 553  * @return Node -- the DOM node of the new item (an LI element) or null
 554  */
 555 function addPortletLink(portlet, href, text, id, tooltip, accesskey, nextnode) {
 556         var node = document.getElementById(portlet);
 557         if ( !node ) return null;
 558         node = node.getElementsByTagName( "ul" )[0];
 559         if ( !node ) return null;
 560
 561         var link = document.createElement( "a" );
 562         link.appendChild( document.createTextNode( text ) );
 563         link.href = href;
 564
 565         var item = document.createElement( "li" );
 566         item.appendChild( link );
 567         if ( id ) item.id = id;
 568
 569         if ( accesskey ) {
 570                 link.setAttribute( "accesskey", accesskey );
 571                 tooltip += " ["+accesskey+"]";
 572         }
 573         if ( tooltip ) {
 574                 link.setAttribute( "title", tooltip );
 575         }
 576         if ( accesskey && tooltip ) {
 577                 updateTooltipAccessKeys( new Array( link ) );
 578         }
 579
 580         if ( nextnode && nextnode.parentNode == node )
 581                 node.insertBefore( item, nextnode );
 582         else
 583                 node.appendChild( item );  // IE compatibility (?)
 584
 585         return item;
 586 }
 587
 588
 589 /**
 590  * Set up accesskeys/tooltips from the deprecated ta array.  If doId
 591  * is specified, only set up for that id.  Note that this function is
 592  * deprecated and will not be supported indefinitely -- use
 593  * updateTooltipAccessKey() instead.
 594  *
 595  * @param mixed doId string or null
 596  */
 597 function akeytt( doId ) {
 598         // A lot of user scripts (and some of the code below) break if
 599         // ta isn't defined, so we make sure it is.  Explictly using
 600         // window.ta avoids a "ta is not defined" error.
 601         if (!window.ta) window.ta = new Array;
 602
 603         // Make a local, possibly restricted, copy to avoid clobbering
 604         // the original.
 605         var ta;
 606         if ( doId ) {
 607                 ta = [doId];
 608         } else {
 609                 ta = window.ta;
 610         }
 611
 612         // Now deal with evil deprecated ta
 613         var watchCheckboxExists = document.getElementById( 'wpWatchthis' ) ? true : false;
 614         for (var id in ta) {
 615                 var n = document.getElementById(id);
 616                 if (n) {
 617                         var a = null;
 618                         var ak = '';
 619                         // Are we putting accesskey in it
 620                         if (ta[id][0].length > 0) {
 621                                 // Is this object a object? If not assume it's the next child.
 622
 623                                 if (n.nodeName.toLowerCase() == "a") {
 624                                         a = n;
 625                                 } else {
 626                                         a = n.childNodes[0];
 627                                 }
 628                                 // Don't add an accesskey for the watch tab if the watch
 629                                 // checkbox is also available.
 630                                 if (a && ((id != 'ca-watch' && id != 'ca-unwatch') || !watchCheckboxExists)) {
 631                                         a.accessKey = ta[id][0];
 632                                         ak = ' ['+tooltipAccessKeyPrefix+ta[id][0]+']';
 633                                 }
 634                         } else {
 635                                 // We don't care what type the object is when assigning tooltip
 636                                 a = n;
 637                                 ak = '';
 638                         }
 639
 640                         if (a) {
 641                                 a.title = ta[id][1]+ak;
 642                         }
 643                 }
 644         }
 645 }
 646
 647 function setupRightClickEdit() {
 648         if (document.getElementsByTagName) {
 649                 var spans = document.getElementsByTagName('span');
 650                 for (var i = 0; i < spans.length; i++) {
 651                         var el = spans[i];
 652                         if(el.className == 'editsection') {
 653                                 addRightClickEditHandler(el);
 654                         }
 655                 }
 656         }
 657 }
 658
 659 function addRightClickEditHandler(el) {
 660         for (var i = 0; i < el.childNodes.length; i++) {
 661                 var link = el.childNodes[i];
 662                 if (link.nodeType == 1 && link.nodeName.toLowerCase() == 'a') {
 663                         var editHref = link.getAttribute('href');
 664                         // find the enclosing (parent) header
 665                         var prev = el.parentNode;
 666                         if (prev && prev.nodeType == 1 &&
 667                         prev.nodeName.match(/^[Hh][1-6]$/)) {
 668                                 prev.oncontextmenu = function(e) {
 669                                         if (!e) { e = window.event; }
 670                                         // e is now the event in all browsers
 671                                         var targ;
 672                                         if (e.target) { targ = e.target; }
 673                                         else if (e.srcElement) { targ = e.srcElement; }
 674                                         if (targ.nodeType == 3) { // defeat Safari bug
 675                                                 targ = targ.parentNode;
 676                                         }
 677                                         // targ is now the target element
 678
 679                                         // We don't want to deprive the noble reader of a context menu
 680                                         // for the section edit link, do we?  (Might want to extend this
 681                                         // to all <a>'s?)
 682                                         if (targ.nodeName.toLowerCase() != 'a'
 683                                         || targ.parentNode.className != 'editsection') {
 684                                                 document.location = editHref;
 685                                                 return false;
 686                                         }
 687                                         return true;
 688                                 };
 689                         }
 690                 }
 691         }
 692 }
 693
 694 var checkboxes;
 695 var lastCheckbox;
 696
 697 function setupCheckboxShiftClick() {
 698         checkboxes = [];
 699         lastCheckbox = null;
 700         var inputs = document.getElementsByTagName('input');
 701         addCheckboxClickHandlers(inputs);
 702 }
 703
 704 function addCheckboxClickHandlers(inputs, start) {
 705         if ( !start) start = 0;
 706
 707         var finish = start + 250;
 708         if ( finish > inputs.length )
 709                 finish = inputs.length;
 710
 711         for ( var i = start; i < finish; i++ ) {
 712                 var cb = inputs[i];
 713                 if ( !cb.type || cb.type.toLowerCase() != 'checkbox' )
 714                         continue;
 715                 cb.index = checkboxes.push(cb) - 1;
 716                 cb.onmouseup = checkboxMouseupHandler;
 717         }
 718
 719         if ( finish < inputs.length ) {
 720                 setTimeout( function () {
 721                         addCheckboxClickHandlers(inputs, finish);
 722                 }, 200 );
 723         }
 724 }
 725
 726 function checkboxMouseupHandler(e) {
 727         if (typeof e == 'undefined') {
 728                 e = window.event;
 729         }
 730         if ( !e.shiftKey || lastCheckbox === null ) {
 731                 lastCheckbox = this.index;
 732                 return true;
 733         }
 734         var endState = !this.checked;
 735         if ( is_opera ) { // opera has already toggled the checkbox by this point
 736                 endState = !endState;
 737         }
 738         var start, finish;
 739         if ( this.index < lastCheckbox ) {
 740                 start = this.index + 1;
 741                 finish = lastCheckbox;
 742         } else {
 743                 start = lastCheckbox;
 744                 finish = this.index - 1;
 745         }
 746         for (var i = start; i <= finish; ++i ) {
 747                 checkboxes[i].checked = endState;
 748         }
 749         lastCheckbox = this.index;
 750         return true;
 751 }
 752
 753 function toggle_element_activation(ida,idb) {
 754         if (!document.getElementById) {
 755                 return;
 756         }
 757         document.getElementById(ida).disabled=true;
 758         document.getElementById(idb).disabled=false;
 759 }
 760
 761 function toggle_element_check(ida,idb) {
 762         if (!document.getElementById) {
 763                 return;
 764         }
 765         document.getElementById(ida).checked=true;
 766         document.getElementById(idb).checked=false;
 767 }
 768
 769 function fillDestFilename(id) {
 770         if (!document.getElementById) {
 771                 return;
 772         }
 773         var path = document.getElementById(id).value;
 774         // Find trailing part
 775         var slash = path.lastIndexOf('/');
 776         var backslash = path.lastIndexOf('\\');
 777         var fname;
 778         if (slash == -1 && backslash == -1) {
 779                 fname = path;
 780         } else if (slash > backslash) {
 781                 fname = path.substring(slash+1, 10000);
 782         } else {
 783                 fname = path.substring(backslash+1, 10000);
 784         }
 785
 786         // Capitalise first letter and replace spaces by underscores
 787         fname = fname.charAt(0).toUpperCase().concat(fname.substring(1,10000)).replace(/ /g, '_');
 788
 789         // Output result
 790         var destFile = document.getElementById('wpDestFile');
 791         if (destFile) {
 792                 destFile.value = fname;
 793         }
 794 }
 795
 796 function scrollEditBox() {
 797         var editBoxEl = document.getElementById("wpTextbox1");
 798         var scrollTopEl = document.getElementById("wpScrolltop");
 799         var editFormEl = document.getElementById("editform");
 800
 801         if (editBoxEl && scrollTopEl) {
 802                 if (scrollTopEl.value) { editBoxEl.scrollTop = scrollTopEl.value; }
 803                 editFormEl.onsubmit = function() {
 804                         document.getElementById("wpScrolltop").value = document.getElementById("wpTextbox1").scrollTop;
 805                 };
 806         }
 807 }
 808
 809 hookEvent("load", scrollEditBox);
 810
 811 var allmessages_nodelist = false;
 812 var allmessages_modified = false;
 813 var allmessages_timeout = false;
 814 var allmessages_running = false;
 815
 816 function allmessagesmodified() {
 817         allmessages_modified = !allmessages_modified;
 818         allmessagesfilter();
 819 }
 820
 821 function allmessagesfilter() {
 822         if ( allmessages_timeout )
 823                 window.clearTimeout( allmessages_timeout );
 824
 825         if ( !allmessages_running )
 826                 allmessages_timeout = window.setTimeout( 'allmessagesfilter_do();', 500 );
 827 }
 828
 829 function allmessagesfilter_do() {
 830         if ( !allmessages_nodelist )
 831                 return;
 832
 833         var text = document.getElementById('allmessagesinput').value;
 834         var nodef = allmessages_modified;
 835
 836         allmessages_running = true;
 837
 838         for ( var name in allmessages_nodelist ) {
 839                 var nodes = allmessages_nodelist[name];
 840                 var display = ( name.indexOf( text ) == -1 ? 'none' : '' );
 841
 842                 for ( var i = 0; i < nodes.length; i++)
 843                         nodes[i].style.display =
 844                                 ( nodes[i].className == "def" && nodef
 845                                   ? 'none' : display );
 846         }
 847
 848         if ( text != document.getElementById('allmessagesinput').value ||
 849              nodef != allmessages_modified )
 850                 allmessagesfilter_do();  // repeat
 851
 852         allmessages_running = false;
 853 }
 854
 855 function allmessagesfilter_init() {
 856         if ( allmessages_nodelist )
 857                 return;
 858
 859         var nodelist = new Array();
 860         var templist = new Array();
 861
 862         var table = document.getElementById('allmessagestable');
 863         if ( !table ) return;
 864
 865         var rows = document.getElementsByTagName('tr');
 866         for ( var i = 0; i < rows.length; i++ ) {
 867                 var id = rows[i].getAttribute('id')
 868                 if ( id && id.substring(0,16) != 'sp-allmessages-r' ) continue;
 869                 templist[ id ] = rows[i];
 870         }
 871
 872         var spans = table.getElementsByTagName('span');
 873         for ( var i = 0; i < spans.length; i++ ) {
 874                 var id = spans[i].getAttribute('id')
 875                 if ( id && id.substring(0,17) != 'sp-allmessages-i-' ) continue;
 876                 if ( !spans[i].firstChild || spans[i].firstChild.nodeType != 3 ) continue;
 877
 878                 var nodes = new Array();
 879                 var row1 = templist[ id.replace('i', 'r1') ];
 880                 var row2 = templist[ id.replace('i', 'r2') ];
 881
 882                 if ( row1 ) nodes[nodes.length] = row1;
 883                 if ( row2 ) nodes[nodes.length] = row2;
 884                 nodelist[ spans[i].firstChild.nodeValue ] = nodes;
 885         }
 886
 887         var k = document.getElementById('allmessagesfilter');
 888         if (k) { k.style.display = ''; }
 889
 890         allmessages_nodelist = nodelist;
 891 }
 892
 893 hookEvent( "load", allmessagesfilter_init );
 894
 895 /*
 896         Written by Jonathan Snook, http://www.snook.ca/jonathan
 897         Add-ons by Robert Nyman, http://www.robertnyman.com
 898         Author says "The credit comment is all it takes, no license. Go crazy with it!:-)"
 899         From http://www.robertnyman.com/2005/11/07/the-ultimate-getelementsbyclassname/
 900 */
 901 function getElementsByClassName(oElm, strTagName, oClassNames){
 902         var arrElements = (strTagName == "*" && oElm.all)? oElm.all : oElm.getElementsByTagName(strTagName);
 903         var arrReturnElements = new Array();
 904         var arrRegExpClassNames = new Array();
 905         if(typeof oClassNames == "object"){
 906                 for(var i=0; i<oClassNames.length; i++){
 907                         arrRegExpClassNames.push(new RegExp("(^|\\s)" + oClassNames[i].replace(/\-/g, "\\-") + "(\\s|$)"));
 908                 }
 909         }
 910         else{
 911                 arrRegExpClassNames.push(new RegExp("(^|\\s)" + oClassNames.replace(/\-/g, "\\-") + "(\\s|$)"));
 912         }
 913         var oElement;
 914         var bMatchesAll;
 915         for(var j=0; j<arrElements.length; j++){
 916                 oElement = arrElements[j];
 917                 bMatchesAll = true;
 918                 for(var k=0; k<arrRegExpClassNames.length; k++){
 919                         if(!arrRegExpClassNames[k].test(oElement.className)){
 920                                 bMatchesAll = false;
 921                                 break;
 922                         }
 923                 }
 924                 if(bMatchesAll){
 925                         arrReturnElements.push(oElement);
 926                 }
 927         }
 928         return (arrReturnElements)
 929 }
 930
 931 function redirectToFragment(fragment) {
 932         var match = navigator.userAgent.match(/AppleWebKit\/(\d+)/);
 933         if (match) {
 934                 var webKitVersion = parseInt(match[1]);
 935                 if (webKitVersion < 420) {
 936                         // Released Safari w/ WebKit 418.9.1 messes up horribly
 937                         // Nightlies of 420+ are ok
 938                         return;
 939                 }
 940         }
 941         if (is_gecko) {
 942                 // Mozilla needs to wait until after load, otherwise the window doesn't scroll
 943                 addOnloadHook(function () {
 944                         if (window.location.hash == "")
 945                                 window.location.hash = fragment;
 946                 });
 947         } else {
 948                 if (window.location.hash == "")
 949                         window.location.hash = fragment;
 950         }
 951 }
 952
 953 /*
 954  * Table sorting script  by Joost de Valk, check it out at http://www.joostdevalk.nl/code/sortable-table/.
 955  * Based on a script from http://www.kryogenix.org/code/browser/sorttable/.
 956  * Distributed under the MIT license: http://www.kryogenix.org/code/browser/licence.html .
 957  *
 958  * Copyright (c) 1997-2006 Stuart Langridge, Joost de Valk.
 959  *
 960  * @todo don't break on colspans/rowspans (bug 8028)
 961  * @todo language-specific digit grouping/decimals (bug 8063)
 962  * @todo support all accepted date formats (bug 8226)
 963  */
 964
 965 var ts_image_path = stylepath+"/common/images/";
 966 var ts_image_up = "sort_up.gif";
 967 var ts_image_down = "sort_down.gif";
 968 var ts_image_none = "sort_none.gif";
 969 var ts_europeandate = wgContentLanguage != "en"; // The non-American-inclined can change to "true"
 970 var ts_alternate_row_colors = true;
 971 var SORT_COLUMN_INDEX;
 972
 973 function sortables_init() {
 974         var idnum = 0;
 975         // Find all tables with class sortable and make them sortable
 976         var tables = getElementsByClassName(document, "table", "sortable");
 977         for (var ti = 0; ti < tables.length ; ti++) {
 978                 if (!tables[ti].id) {
 979                         tables[ti].setAttribute('id','sortable_table_id_'+idnum);
 980                         ++idnum;
 981                 }
 982                 ts_makeSortable(tables[ti]);
 983         }
 984 }
 985
 986 function ts_makeSortable(table) {
 987         var firstRow;
 988         if (table.rows && table.rows.length > 0) {
 989                 if (table.tHead && table.tHead.rows.length > 0) {
 990                         firstRow = table.tHead.rows[table.tHead.rows.length-1];
 991                 } else {
 992                         firstRow = table.rows[0];
 993                 }
 994         }
 995         if (!firstRow) return;
 996
 997         // We have a first row: assume it's the header, and make its contents clickable links
 998         for (var i = 0; i < firstRow.cells.length; i++) {
 999                 var cell = firstRow.cells[i];
1000                 if ((" "+cell.className+" ").indexOf(" unsortable ") == -1) {
1001                         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>';
1002                 }
1003         }
1004         if (ts_alternate_row_colors) {
1005                 ts_alternate(table);
1006         }
1007 }
1008
1009 function ts_getInnerText(el) {
1010         if (typeof el == "string") return el;
1011         if (typeof el == "undefined") { return el };
1012         if (el.innerText) return el.innerText;  // Not needed but it is faster
1013         var str = "";
1014
1015         var cs = el.childNodes;
1016         var l = cs.length;
1017         for (var i = 0; i < l; i++) {
1018                 switch (cs[i].nodeType) {
1019                         case 1: //ELEMENT_NODE
1020                                 str += ts_getInnerText(cs[i]);
1021                                 break;
1022                         case 3: //TEXT_NODE
1023                                 str += cs[i].nodeValue;
1024                                 break;
1025                 }
1026         }
1027         return str;
1028 }
1029
1030 function ts_resortTable(lnk) {
1031         // get the span
1032         var span = lnk.getElementsByTagName('span')[0];
1033
1034         var td = lnk.parentNode;
1035         var tr = td.parentNode;
1036         var column = td.cellIndex;
1037
1038         var table = tr.parentNode;
1039         while (table && !(table.tagName && table.tagName.toLowerCase() == 'table'))
1040                 table = table.parentNode;
1041         if (!table) return;
1042
1043         // Work out a type for the column
1044         if (table.rows.length <= 1) return;
1045
1046         // Skip the first row if that's where the headings are
1047         var rowStart = (table.tHead && table.tHead.rows.length > 0 ? 0 : 1);
1048
1049         var itm = "";
1050         for (var i = rowStart; i < table.rows.length; i++) {
1051                 if (table.rows[i].cells.length > column) {
1052                         itm = ts_getInnerText(table.rows[i].cells[column]);
1053                         itm = itm.replace(/^[\s\xa0]+/, "").replace(/[\s\xa0]+$/, "");
1054                         if (itm != "") break;
1055                 }
1056         }
1057
1058         sortfn = ts_sort_caseinsensitive;
1059         if (itm.match(/^\d\d[\/. -][a-zA-Z]{3}[\/. -]\d\d\d\d$/))
1060                 sortfn = ts_sort_date;
1061         if (itm.match(/^\d\d[\/.-]\d\d[\/.-]\d\d\d\d$/))
1062                 sortfn = ts_sort_date;
1063         if (itm.match(/^\d\d[\/.-]\d\d[\/.-]\d\d$/))
1064                 sortfn = ts_sort_date;
1065         if (itm.match(/^[\u00a3$\u20ac]/)) // pound dollar euro
1066                 sortfn = ts_sort_currency;
1067         if (itm.match(/^[\d.,]+\%?$/))
1068                 sortfn = ts_sort_numeric;
1069
1070         var reverse = (span.getAttribute("sortdir") == 'down');
1071
1072         var newRows = new Array();
1073         for (var j = rowStart; j < table.rows.length; j++) {
1074                 var row = table.rows[j];
1075                 var keyText = ts_getInnerText(row.cells[column]);
1076                 var oldIndex = (reverse ? -j : j);
1077
1078                 newRows[newRows.length] = new Array(row, keyText, oldIndex);
1079         }
1080
1081         newRows.sort(sortfn);
1082
1083         var arrowHTML;
1084         if (reverse) {
1085                         arrowHTML = '<img src="'+ ts_image_path + ts_image_down + '" alt="&darr;"/>';
1086                         newRows.reverse();
1087                         span.setAttribute('sortdir','up');
1088         } else {
1089                         arrowHTML = '<img src="'+ ts_image_path + ts_image_up + '" alt="&uarr;"/>';
1090                         span.setAttribute('sortdir','down');
1091         }
1092
1093         // We appendChild rows that already exist to the tbody, so it moves them rather than creating new ones
1094         // don't do sortbottom rows
1095         for (var i = 0; i < newRows.length; i++) {
1096                 if ((" "+newRows[i][0].className+" ").indexOf(" sortbottom ") == -1)
1097                         table.tBodies[0].appendChild(newRows[i][0]);
1098         }
1099         // do sortbottom rows only
1100         for (var i = 0; i < newRows.length; i++) {
1101                 if ((" "+newRows[i][0].className+" ").indexOf(" sortbottom ") != -1)
1102                         table.tBodies[0].appendChild(newRows[i][0]);
1103         }
1104
1105         // Delete any other arrows there may be showing
1106         var spans = getElementsByClassName(tr, "span", "sortarrow");
1107         for (var i = 0; i < spans.length; i++) {
1108                 spans[i].innerHTML = '<img src="'+ ts_image_path + ts_image_none + '" alt="&darr;"/>';
1109         }
1110         span.innerHTML = arrowHTML;
1111
1112         ts_alternate(table);
1113 }
1114
1115 function ts_dateToSortKey(date) {
1116         // y2k notes: two digit years less than 50 are treated as 20XX, greater than 50 are treated as 19XX
1117         if (date.length == 11) {
1118                 switch (date.substr(3,3).toLowerCase()) {
1119                         case "jan": var month = "01"; break;
1120                         case "feb": var month = "02"; break;
1121                         case "mar": var month = "03"; break;
1122                         case "apr": var month = "04"; break;
1123                         case "may": var month = "05"; break;
1124                         case "jun": var month = "06"; break;
1125                         case "jul": var month = "07"; break;
1126                         case "aug": var month = "08"; break;
1127                         case "sep": var month = "09"; break;
1128                         case "oct": var month = "10"; break;
1129                         case "nov": var month = "11"; break;
1130                         case "dec": var month = "12"; break;
1131                         // default: var month = "00";
1132                 }
1133                 return date.substr(7,4)+month+date.substr(0,2);
1134         } else if (date.length == 10) {
1135                 if (ts_europeandate == false) {
1136                         return date.substr(6,4)+date.substr(0,2)+date.substr(3,2);
1137                 } else {
1138                         return date.substr(6,4)+date.substr(3,2)+date.substr(0,2);
1139                 }
1140         } else if (date.length == 8) {
1141                 yr = date.substr(6,2);
1142                 if (parseInt(yr) < 50) {
1143                         yr = '20'+yr;
1144                 } else {
1145                         yr = '19'+yr;
1146                 }
1147                 if (ts_europeandate == true) {
1148                         return yr+date.substr(3,2)+date.substr(0,2);
1149                 } else {
1150                         return yr+date.substr(0,2)+date.substr(3,2);
1151                 }
1152         }
1153         return "00000000";
1154 }
1155
1156 function ts_parseFloat(num) {
1157         if (!num) return 0;
1158         num = parseFloat(num.replace(/,/, ""));
1159         return (isNaN(num) ? 0 : num);
1160 }
1161
1162 function ts_sort_date(a,b) {
1163         var aa = ts_dateToSortKey(a[1]);
1164         var bb = ts_dateToSortKey(b[1]);
1165         return (aa < bb ? -1 : aa > bb ? 1 : a[2] - b[2]);
1166 }
1167
1168 function ts_sort_currency(a,b) {
1169         var aa = ts_parseFloat(a[1].replace(/[^0-9.]/g,''));
1170         var bb = ts_parseFloat(b[1].replace(/[^0-9.]/g,''));
1171         return (aa != bb ? aa - bb : a[2] - b[2]);
1172 }
1173
1174 function ts_sort_numeric(a,b) {
1175         var aa = ts_parseFloat(a[1]);
1176         var bb = ts_parseFloat(b[1]);
1177         return (aa != bb ? aa - bb : a[2] - b[2]);
1178 }
1179
1180 function ts_sort_caseinsensitive(a,b) {
1181         var aa = a[1].toLowerCase();
1182         var bb = b[1].toLowerCase();
1183         return (aa < bb ? -1 : aa > bb ? 1 : a[2] - b[2]);
1184 }
1185
1186 function ts_sort_default(a,b) {
1187         return (a[1] < b[1] ? -1 : a[1] > b[1] ? 1 : a[2] - b[2]);
1188 }
1189
1190 function ts_alternate(table) {
1191         // Take object table and get all it's tbodies.
1192         var tableBodies = table.getElementsByTagName("tbody");
1193         // Loop through these tbodies
1194         for (var i = 0; i < tableBodies.length; i++) {
1195                 // Take the tbody, and get all it's rows
1196                 var tableRows = tableBodies[i].getElementsByTagName("tr");
1197                 // Loop through these rows
1198                 // Start at 1 because we want to leave the heading row untouched
1199                 for (var j = 0; j < tableRows.length; j++) {
1200                         // Check if j is even, and apply classes for both possible results
1201                         var oldClasses = tableRows[j].className.split(" ");
1202                         var newClassName = "";
1203                         for (var k = 0; k < oldClasses.length; k++) {
1204                                 if (oldClasses[k] != "" && oldClasses[k] != "even" && oldClasses[k] != "odd")
1205                                         newClassName += oldClasses[k] + " ";
1206                         }
1207                         tableRows[j].className = newClassName + (j % 2 == 0 ? "even" : "odd");
1208                 }
1209         }
1210 }
1211
1212 /*
1213  * End of table sorting code
1214  */
1215
1216
1217 /**
1218  * Add a cute little box at the top of the screen to inform the user of
1219  * something, replacing any preexisting message.
1220  *
1221  * @param String message HTML to be put inside the right div
1222  * @param String className   Used in adding a class; should be different for each
1223  *   call to allow CSS/JS to hide different boxes.  null = no class used.
1224  * @return Boolean       True on success, false on failure
1225  */
1226 function jsMsg( message, className ) {
1227         if ( !document.getElementById ) {
1228                 return false;
1229         }
1230         // We special-case skin structures provided by the software.  Skins that
1231         // choose to abandon or significantly modify our formatting can just define
1232         // an mw-js-message div to start with.
1233         var messageDiv = document.getElementById( 'mw-js-message' );
1234         if ( !messageDiv ) {
1235                 messageDiv = document.createElement( 'div' );
1236                 if ( document.getElementById( 'column-content' )
1237                 && document.getElementById( 'content' ) ) {
1238                         // MonoBook, presumably
1239                         document.getElementById( 'content' ).insertBefore(
1240                                 messageDiv,
1241                                 document.getElementById( 'content' ).firstChild
1242                         );
1243                 } else if ( document.getElementById('content')
1244                 && document.getElementById( 'article' ) ) {
1245                         // Non-Monobook but still recognizable (old-style)
1246                         document.getElementById( 'article').insertBefore(
1247                                 messageDiv,
1248                                 document.getElementById( 'article' ).firstChild
1249                         );
1250                 } else {
1251                         return false;
1252                 }
1253         }
1254
1255         messageDiv.setAttribute( 'id', 'mw-js-message' );
1256         if( className ) {
1257                 messageDiv.setAttribute( 'class', 'mw-js-message-'+className );
1258         }
1259         messageDiv.innerHTML = message;
1260         return true;
1261 }
1262
1263 function runOnloadHook() {
1264         // don't run anything below this for non-dom browsers
1265         if (doneOnloadHook || !(document.getElementById && document.getElementsByTagName)) {
1266                 return;
1267         }
1268
1269         // set this before running any hooks, since any errors below
1270         // might cause the function to terminate prematurely
1271         doneOnloadHook = true;
1272
1273         histrowinit();
1274         unhidetzbutton();
1275         tabbedprefs();
1276         updateTooltipAccessKeys( null );
1277         akeytt( null );
1278         scrollEditBox();
1279         setupCheckboxShiftClick();
1280         sortables_init();
1281
1282         // Run any added-on functions
1283         for (var i = 0; i < onloadFuncts.length; i++) {
1284                 onloadFuncts[i]();
1285         }
1286 }
1287
1288 //note: all skins should call runOnloadHook() at the end of html output,
1289 //      so the below should be redundant. It's there just in case.
1290 hookEvent("load", runOnloadHook);
1291
1292 hookEvent("load", mwSetupToolbar);