Difference between revisions of "MediaWiki:Common.js"

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m (turns out it should be on this page, so let's give it a try)
 
(removed stuff that we definitely don't need... left stuff that we might need)
 
(One intermediate revision by one other user not shown)
Line 1: Line 1:
−
/* Any JavaScript here will be loaded for all users on every page load. */
+
//<source lang="javascript">
  
−
/** Collapsible tables *********************************************************
+
/* Import more specific scripts if necessary */
 +
 
 +
if (wgAction == "edit" || wgAction == "submit") //scripts specific to editing pages
 +
{
 +
    importScript("MediaWiki:Common.js/edit.js")
 +
}
 +
else if (wgPageName == "Special:Watchlist") //watchlist scripts
 +
{
 +
    importScript("MediaWiki:Common.js/watchlist.js")
 +
}
 +
else if (wgPageName == "Special:Search") //scripts specific to Special:Search
 +
{
 +
    importScript("MediaWiki:Common.js/search.js")
 +
}
 +
 
 +
 
 +
/** Sysop Javascript *******************************************************
 
   *
 
   *
−
   *  Description: Allows tables to be collapsed, showing only the header. See
+
   *  Description: Allows for sysop-specific Javascript at [[MediaWiki:Sysop.js]].
−
  *              [[Wikipedia:NavFrame]].
+
−
  *  Maintainer on Wikipedia: [[User:R. Koot]]
+
 
   */
 
   */
−
   
+
function sysopFunctions() {
−
  var autoCollapse = 2;
+
    if ( wgUserGroups && !window.disableSysopJS ) {
−
var collapseCaption = "hide";
+
        for ( var g = 0; g < wgUserGroups.length; ++g ) {
−
var expandCaption = "show";
+
            if ( wgUserGroups[g] == "sysop" ) {
−
   
+
                importScript( "MediaWiki:Sysop.js" );
−
  function hasClass( element, className ) {
+
                break;
−
  var Classes = element.className.split( " " );
+
            }
−
   for ( var i = 0; i < Classes.length; i++ ) {
+
        }
−
    if ( Classes[i] == className ) {
+
    }
−
      return ( true );
+
}
 +
 
 +
addOnloadHook( sysopFunctions );
 +
 
 +
 
 +
/** WikiMiniAtlas *******************************************************
 +
  *
 +
  * Description: WikiMiniAtlas is a popup click and drag world map.
 +
  *              This script causes all of our coordinate links to display the WikiMiniAtlas popup button.
 +
  *              The script itself is located on meta because it is used by many projects.
 +
  *              See [[Meta:WikiMiniAtlas]] for more information.
 +
  * Maintainers: [[User:Dschwen]]
 +
  */
 +
 
 +
if (wgServer == "https://secure.wikimedia.org") {
 +
  var metaBase = "https://secure.wikimedia.org/wikipedia/meta";
 +
} else {
 +
  var metaBase = "http://meta.wikimedia.org";
 +
}
 +
importScriptURI(metaBase+"/w/index.php?title=MediaWiki:Wikiminiatlas.js&action=raw&ctype=text/javascript&smaxage=21600&maxage=86400")
 +
 
 +
 
 +
/* Scripts specific to Internet Explorer */
 +
 
 +
if (navigator.appName == "Microsoft Internet Explorer")
 +
{
 +
    /** Internet Explorer bug fix **************************************************
 +
    *
 +
    *  Description: Fixes IE horizontal scrollbar bug
 +
    *  Maintainers: [[User:Tom-]]?
 +
    */
 +
   
 +
    var oldWidth;
 +
    var docEl = document.documentElement;
 +
   
 +
    function fixIEScroll()
 +
    {
 +
        if (!oldWidth || docEl.clientWidth > oldWidth)
 +
            doFixIEScroll();
 +
        else
 +
            setTimeout(doFixIEScroll, 1);
 +
       
 +
        oldWidth = docEl.clientWidth;
 +
    }
 +
   
 +
    function doFixIEScroll() {
 +
        docEl.style.overflowX = (docEl.scrollWidth - docEl.clientWidth < 4) ? "hidden" : "";
 +
    }
 +
   
 +
    document.attachEvent("onreadystatechange", fixIEScroll);
 +
    document.attachEvent("onresize", fixIEScroll);
 +
   
 +
   
 +
    /**
 +
    * Remove need for CSS hacks regarding MSIE and IPA.
 +
    */
 +
   
 +
    if (document.createStyleSheet) {
 +
        document.createStyleSheet().addRule('.IPA', 'font-family: "Doulos SIL", "Charis SIL", Gentium, "DejaVu Sans", Code2000, "TITUS Cyberbit Basic", "Arial Unicode MS", "Lucida Sans Unicode", "Chrysanthi Unicode";');
 +
    }
 +
   
 +
   
 +
    //Import scripts specific to Internet Explorer 6
 +
    if (navigator.appVersion.substr(22, 1) == "6")
 +
    {
 +
        importScript("MediaWiki:Common.js/IE60Fixes.js")
 +
    }
 +
}
 +
 
 +
 
 +
/* Test if an element has a certain class **************************************
 +
*
 +
* Description: Uses regular expressions and caching for better performance.
 +
* Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]]
 +
*/
 +
 
 +
var hasClass = (function () {
 +
    var reCache = {};
 +
    return function (element, className) {
 +
        return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className);
 +
    };
 +
})();
 +
 
 +
 
 +
/** Interwiki links to featured articles ***************************************
 +
*
 +
*  Description: Highlights interwiki links to featured articles (or
 +
*              equivalents) by changing the bullet before the interwiki link
 +
*              into a star.
 +
*  Maintainers: [[User:R. Koot]]
 +
*/
 +
 
 +
function LinkFA()
 +
{
 +
    if ( document.getElementById( "p-lang" ) ) {
 +
        var InterwikiLinks = document.getElementById( "p-lang" ).getElementsByTagName( "li" );
 +
 
 +
        for ( var i = 0; i < InterwikiLinks.length; i++ ) {
 +
            if ( document.getElementById( InterwikiLinks[i].className + "-fa" ) ) {
 +
                InterwikiLinks[i].className += " FA"
 +
                InterwikiLinks[i].title = "This is a featured article in another language.";
 +
            }
 +
        }
 +
    }
 +
}
 +
 
 +
addOnloadHook( LinkFA );
 +
 
 +
 
 +
/** Collapsible tables *********************************************************
 +
*
 +
*  Description: Allows tables to be collapsed, showing only the header. See
 +
*              [[Wikipedia:NavFrame]].
 +
*  Maintainers: [[User:R. Koot]]
 +
*/
 +
 
 +
var autoCollapse = 2;
 +
var collapseCaption = "hide";
 +
var expandCaption = "show";
 +
 
 +
function collapseTable( tableIndex )
 +
{
 +
    var Button = document.getElementById( "collapseButton" + tableIndex );
 +
    var Table = document.getElementById( "collapsibleTable" + tableIndex );
 +
 
 +
    if ( !Table || !Button ) {
 +
        return false;
 +
    }
 +
 
 +
    var Rows = Table.rows;
 +
 
 +
    if ( Button.firstChild.data == collapseCaption ) {
 +
        for ( var i = 1; i < Rows.length; i++ ) {
 +
            Rows[i].style.display = "none";
 +
        }
 +
        Button.firstChild.data = expandCaption;
 +
    } else {
 +
        for ( var i = 1; i < Rows.length; i++ ) {
 +
            Rows[i].style.display = Rows[0].style.display;
 +
        }
 +
        Button.firstChild.data = collapseCaption;
 +
    }
 +
}
 +
 
 +
function createCollapseButtons()
 +
{
 +
    var tableIndex = 0;
 +
    var NavigationBoxes = new Object();
 +
    var Tables = document.getElementsByTagName( "table" );
 +
 
 +
    for ( var i = 0; i < Tables.length; i++ ) {
 +
        if ( hasClass( Tables[i], "collapsible" ) ) {
 +
 
 +
            /* only add button and increment count if there is a header row to work with */
 +
            var HeaderRow = Tables[i].getElementsByTagName( "tr" )[0];
 +
            if (!HeaderRow) continue;
 +
            var Header = HeaderRow.getElementsByTagName( "th" )[0];
 +
            if (!Header) continue;
 +
 
 +
            NavigationBoxes[ tableIndex ] = Tables[i];
 +
            Tables[i].setAttribute( "id", "collapsibleTable" + tableIndex );
 +
 
 +
            var Button    = document.createElement( "span" );
 +
            var ButtonLink = document.createElement( "a" );
 +
            var ButtonText = document.createTextNode( collapseCaption );
 +
 
 +
            Button.style.styleFloat = "right";
 +
            Button.style.cssFloat = "right";
 +
            Button.style.fontWeight = "normal";
 +
            Button.style.textAlign = "right";
 +
            Button.style.width = "6em";
 +
 
 +
            ButtonLink.style.color = Header.style.color;
 +
            ButtonLink.setAttribute( "id", "collapseButton" + tableIndex );
 +
            ButtonLink.setAttribute( "href", "javascript:collapseTable(" + tableIndex + ");" );
 +
            ButtonLink.appendChild( ButtonText );
 +
 
 +
            Button.appendChild( document.createTextNode( "[" ) );
 +
            Button.appendChild( ButtonLink );
 +
            Button.appendChild( document.createTextNode( "]" ) );
 +
 
 +
            Header.insertBefore( Button, Header.childNodes[0] );
 +
            tableIndex++;
 +
        }
 +
    }
 +
 
 +
    for ( var i = 0; i < tableIndex; i++ ) {
 +
        if ( hasClass( NavigationBoxes[i], "collapsed" ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], "autocollapse" ) ) ) {
 +
            collapseTable( i );
 +
        }
 +
    }
 +
}
 +
 
 +
addOnloadHook( createCollapseButtons );
 +
 
 +
 
 +
/** Dynamic Navigation Bars (experimental) *************************************
 +
  *
 +
*  Description: See [[Wikipedia:NavFrame]].
 +
*  Maintainers: UNMAINTAINED
 +
*/
 +
 
 +
// set up the words in your language
 +
var NavigationBarHide = '[' + collapseCaption + ']';
 +
var NavigationBarShow = '[' + expandCaption + ']';
 +
 
 +
// shows and hides content and picture (if available) of navigation bars
 +
// Parameters:
 +
//    indexNavigationBar: the index of navigation bar to be toggled
 +
function toggleNavigationBar(indexNavigationBar)
 +
{
 +
    var NavToggle = document.getElementById("NavToggle" + indexNavigationBar);
 +
    var NavFrame = document.getElementById("NavFrame" + indexNavigationBar);
 +
 
 +
    if (!NavFrame || !NavToggle) {
 +
        return false;
 +
    }
 +
 
 +
    // if shown now
 +
    if (NavToggle.firstChild.data == NavigationBarHide) {
 +
        for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
 +
            if ( hasClass( NavChild, 'NavPic' ) ) {
 +
                NavChild.style.display = 'none';
 +
            }
 +
            if ( hasClass( NavChild, 'NavContent') ) {
 +
                NavChild.style.display = 'none';
 +
            }
 +
        }
 +
    NavToggle.firstChild.data = NavigationBarShow;
 +
 
 +
    // if hidden now
 +
    } else if (NavToggle.firstChild.data == NavigationBarShow) {
 +
        for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
 +
            if (hasClass(NavChild, 'NavPic')) {
 +
                NavChild.style.display = 'block';
 +
            }
 +
            if (hasClass(NavChild, 'NavContent')) {
 +
                NavChild.style.display = 'block';
 +
            }
 +
        }
 +
        NavToggle.firstChild.data = NavigationBarHide;
 +
    }
 +
}
 +
 
 +
// adds show/hide-button to navigation bars
 +
function createNavigationBarToggleButton()
 +
{
 +
    var indexNavigationBar = 0;
 +
    // iterate over all < div >-elements
 +
    var divs = document.getElementsByTagName("div");
 +
    for (var i = 0; NavFrame = divs[i]; i++) {
 +
        // if found a navigation bar
 +
        if (hasClass(NavFrame, "NavFrame")) {
 +
 
 +
            indexNavigationBar++;
 +
            var NavToggle = document.createElement("a");
 +
            NavToggle.className = 'NavToggle';
 +
            NavToggle.setAttribute('id', 'NavToggle' + indexNavigationBar);
 +
            NavToggle.setAttribute('href', 'javascript:toggleNavigationBar(' + indexNavigationBar + ');');
 +
 
 +
            var NavToggleText = document.createTextNode(NavigationBarHide);
 +
            for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
 +
                if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
 +
                    if (NavChild.style.display == 'none') {
 +
                        NavToggleText = document.createTextNode(NavigationBarShow);
 +
                        break;
 +
                    }
 +
                }
 +
            }
 +
 
 +
            NavToggle.appendChild(NavToggleText);
 +
            // Find the NavHead and attach the toggle link (Must be this complicated because Moz's firstChild handling is borked)
 +
            for(var j=0; j < NavFrame.childNodes.length; j++) {
 +
                if (hasClass(NavFrame.childNodes[j], "NavHead")) {
 +
                    NavFrame.childNodes[j].appendChild(NavToggle);
 +
                }
 +
            }
 +
            NavFrame.setAttribute('id', 'NavFrame' + indexNavigationBar);
 +
        }
 +
    }
 +
}
 +
 
 +
addOnloadHook( createNavigationBarToggleButton );
 +
 
 +
 
 +
/** "Technical restrictions" title fix *****************************************
 +
*
 +
*  Description: For pages that have something like Template:Lowercase, replace
 +
*              the title, but only if it is cut-and-pasteable as a valid
 +
*              wikilink. For instance, iPod's title is updated, but [[C#]]
 +
*              is not an equivalent wikilink, so [[C Sharp]] doesn't have its
 +
*              main title changed. Likewise, for users who have selected the
 +
*              UK date format ("1 March"), the  titles of day-of-the-year
 +
*              articles will appear in that style. Users with any other date
 +
*              setting are not affected.
 +
*
 +
*              The function looks for a banner like this:
 +
*              <div id="RealTitleBanner"> ... <span id="RealTitle">title</span> ... </div>
 +
*              An element with id=DisableRealTitle disables the function.
 +
*  Maintainers: [[User:Interiot]], [[User:Mets501]], [[User:Freakofnurture]]
 +
*/
 +
 
 +
var disableRealTitle = 0; // users can set disableRealTitle = 1 locally to disable.
 +
if (wgIsArticle) { // don't display the RealTitle when editing, since it is apparently inconsistent (doesn't show when editing sections, doesn't show when not previewing)
 +
addOnloadHook(function() {
 +
    try {
 +
        var realTitleBanner = document.getElementById("RealTitleBanner");
 +
        if (realTitleBanner && !document.getElementById("DisableRealTitle") && !disableRealTitle ) {
 +
            var realTitle = document.getElementById("RealTitle");
 +
            if (realTitle) {
 +
                var realTitleHTML = realTitle.innerHTML;
 +
                if (realTitle.textContent) { //everyone but IE
 +
                    realTitleText = realTitle.textContent
 +
                } else { //IE
 +
                    realTitleText = realTitle.innerText;
 +
                }
 +
 
 +
                var isPasteable = 0;
 +
                var containsTooMuchHTML = /</.test( realTitleHTML.replace(/<\/?(sub|sup|small|big)>/gi, "") ); // contains HTML that will be ignored when cut-n-pasted as a wikilink
 +
                // calculate whether the title is pasteable
 +
                var verifyTitle = realTitleText.replace(/^ +/, "");      // trim left spaces
 +
                verifyTitle = verifyTitle.charAt(0).toUpperCase() + verifyTitle.substring(1, verifyTitle.length);    // uppercase first character
 +
 
 +
                // if the namespace prefix is there, remove it on our verification copy. If it isn't there, add it to the original realValue copy.
 +
                if (wgNamespaceNumber != 0) {
 +
                    if (wgCanonicalNamespace == verifyTitle.substr(0, wgCanonicalNamespace.length).replace(/ /g, "_") && verifyTitle.charAt(wgCanonicalNamespace.length) == ":") {
 +
                        verifyTitle = verifyTitle.substr(wgCanonicalNamespace.length + 1);
 +
                    } else {
 +
                        realTitleText = wgCanonicalNamespace.replace(/_/g, " ") + ":" + realTitleText;
 +
                        realTitleHTML = wgCanonicalNamespace.replace(/_/g, " ") + ":" + realTitleHTML;
 +
                    }
 +
                }
 +
 
 +
                // verify whether wgTitle matches
 +
                verifyTitle = verifyTitle.replace(/[\s_]+/g, " ");      // underscores and multiple spaces to single spaces
 +
                verifyTitle = verifyTitle.replace(/^\s+/, "").replace(/\s+$/, "");        // trim left and right spaces
 +
                verifyTitle = verifyTitle.charAt(0).toUpperCase() + verifyTitle.substring(1, verifyTitle.length);    // uppercase first character
 +
                if ( (verifyTitle == wgTitle) || (verifyTitle == wgTitle.replace(/^(.+)?(January|February|March|April|May|June|July|August|September|October|November|December)\s+([12]?[0-9]|3[0123])([^\d].*)?$/g, "$1$3 $2$4") )) isPasteable = 1;
 +
                var h1 = document.getElementsByTagName("h1")[0];
 +
                if (h1 && isPasteable) {
 +
                    h1.innerHTML = containsTooMuchHTML ? realTitleText : realTitleHTML;
 +
                    if (!containsTooMuchHTML)
 +
                        realTitleBanner.style.display = "none";
 +
                }
 +
                document.title = realTitleText + " - Wikipedia, the free encyclopedia";
 +
            }
 +
        }
 +
    } catch (e) {
 +
        /* Something went wrong. */
 +
    }
 +
});
 +
}
 +
 
 +
 
 +
/** Table sorting fixes ************************************************
 +
   *
 +
  *  Description: Disables code in table sorting routine to set classes on even/odd rows
 +
  *  Maintainers: [[User:Random832]]
 +
  */
 +
 
 +
ts_alternate_row_colors = false;
 +
 
 +
 
 +
/***** uploadwizard_newusers ********
 +
* Switches in a message for non-autoconfirmed users at [[Wikipedia:Upload]]
 +
*
 +
*  Maintainers: [[User:Krimpet]]
 +
****/
 +
function uploadwizard_newusers() {
 +
  if (wgNamespaceNumber == 4 && wgTitle == "Upload" && wgAction == "view") {
 +
    var oldDiv = document.getElementById("autoconfirmedusers"),
 +
        newDiv = document.getElementById("newusers");
 +
    if (oldDiv && newDiv && typeof wgUserGroups == "object" && wgUserGroups) {
 +
      for (i = 0; i < wgUserGroups.length; i++) {
 +
        if (wgUserGroups[i] == "autoconfirmed") {
 +
          oldDiv.style.display = "block";
 +
          newDiv.style.display = "none";
 +
          return;
 +
        }
 +
      }
 +
 
 +
      oldDiv.style.display = "none";
 +
      newDiv.style.display = "block";
 
     }
 
     }
 
   }
 
   }
−
  return ( false );
+
}
−
}
+
addOnloadHook(uploadwizard_newusers);
  
−
function collapseTable( tableIndex )
+
//</source>
−
{
+
−
    var Button = document.getElementById( "collapseButton" + tableIndex );
+
−
    var Table = document.getElementById( "collapsibleTable" + tableIndex );
+
−
+
−
    if ( !Table || !Button ) {
+
−
        return false;
+
−
    }
+
−
+
−
    var Rows = Table.getElementsByTagName( "tr" );
+
−
+
−
    if ( Button.firstChild.data == collapseCaption ) {
+
−
        for ( var i = 1; i < Rows.length; i++ ) {
+
−
            Rows[i].style.display = "none";
+
−
        }
+
−
        Button.firstChild.data = expandCaption;
+
−
    } else {
+
−
        for ( var i = 1; i < Rows.length; i++ ) {
+
−
            Rows[i].style.display = Rows[0].style.display;
+
−
        }
+
−
        Button.firstChild.data = collapseCaption;
+
−
    }
+
−
}
+
−
+
−
function createCollapseButtons()
+
−
{
+
−
    var tableIndex = 0;
+
−
    var NavigationBoxes = new Object();
+
−
    var Tables = document.getElementsByTagName( "table" );
+
−
+
−
    for ( var i = 0; i < Tables.length; i++ ) {
+
−
        if ( hasClass( Tables[i], "collapsible" ) ) {
+
−
            NavigationBoxes[ tableIndex ] = Tables[i];
+
−
            Tables[i].setAttribute( "id", "collapsibleTable" + tableIndex );
+
−
+
−
            var Button    = document.createElement( "span" );
+
−
            var ButtonLink = document.createElement( "a" );
+
−
            var ButtonText = document.createTextNode( collapseCaption );
+
−
+
−
            Button.style.styleFloat = "right";
+
−
            Button.style.cssFloat = "right";
+
−
            Button.style.fontWeight = "normal";
+
−
            Button.style.textAlign = "right";
+
−
            Button.style.width = "6em";
+
−
+
−
            ButtonLink.setAttribute( "id", "collapseButton" + tableIndex );
+
−
            ButtonLink.setAttribute( "href", "javascript:collapseTable(" + tableIndex + ");" );
+
−
            ButtonLink.appendChild( ButtonText );
+
−
+
−
            Button.appendChild( document.createTextNode( "[" ) );
+
−
            Button.appendChild( ButtonLink );
+
−
            Button.appendChild( document.createTextNode( "]" ) );
+
−
+
−
            var Header = Tables[i].getElementsByTagName( "tr" )[0].getElementsByTagName( "th" )[0];
+
−
            /* only add button and increment count if there is a header row to work with */
+
−
            if (Header) {
+
−
                Header.insertBefore( Button, Header.childNodes[0] );
+
−
                tableIndex++;
+
−
            }
+
−
        }
+
−
    }
+
−
+
−
    for ( var i = 0;  i < tableIndex; i++ ) {
+
−
        if ( hasClass( NavigationBoxes[i], "collapsed" ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], "autocollapse" ) ) ) {
+
−
            collapseTable( i );
+
−
        }
+
−
    }
+
−
}
+
−
+
−
addOnloadHook( createCollapseButtons );
+

Latest revision as of 03:18, 21 September 2008

//<source lang="javascript">

/* Import more specific scripts if necessary */

if (wgAction == "edit" || wgAction == "submit") //scripts specific to editing pages
{
    importScript("MediaWiki:Common.js/edit.js")
}
else if (wgPageName == "Special:Watchlist") //watchlist scripts
{
    importScript("MediaWiki:Common.js/watchlist.js")
}
else if (wgPageName == "Special:Search") //scripts specific to Special:Search
{
    importScript("MediaWiki:Common.js/search.js")
}


/** Sysop Javascript *******************************************************
  *
  *  Description: Allows for sysop-specific Javascript at [[MediaWiki:Sysop.js]].
  */
function sysopFunctions() {
    if ( wgUserGroups && !window.disableSysopJS ) {
        for ( var g = 0; g < wgUserGroups.length; ++g ) {
            if ( wgUserGroups[g] == "sysop" ) {
                importScript( "MediaWiki:Sysop.js" );
                break;
            }
        }
    }
}

addOnloadHook( sysopFunctions );


/** WikiMiniAtlas *******************************************************
  *
  *  Description: WikiMiniAtlas is a popup click and drag world map.
  *               This script causes all of our coordinate links to display the WikiMiniAtlas popup button.
  *               The script itself is located on meta because it is used by many projects.
  *               See [[Meta:WikiMiniAtlas]] for more information. 
  *  Maintainers: [[User:Dschwen]]
  */

if (wgServer == "https://secure.wikimedia.org") {
  var metaBase = "https://secure.wikimedia.org/wikipedia/meta";
} else {
  var metaBase = "http://meta.wikimedia.org";
}
importScriptURI(metaBase+"/w/index.php?title=MediaWiki:Wikiminiatlas.js&action=raw&ctype=text/javascript&smaxage=21600&maxage=86400")


/* Scripts specific to Internet Explorer */

if (navigator.appName == "Microsoft Internet Explorer")
{
    /** Internet Explorer bug fix **************************************************
     *
     *  Description: Fixes IE horizontal scrollbar bug
     *  Maintainers: [[User:Tom-]]?
     */
    
    var oldWidth;
    var docEl = document.documentElement;
    
    function fixIEScroll()
    {
        if (!oldWidth || docEl.clientWidth > oldWidth)
            doFixIEScroll();
        else
            setTimeout(doFixIEScroll, 1);
        
        oldWidth = docEl.clientWidth;
    }
    
    function doFixIEScroll() {
        docEl.style.overflowX = (docEl.scrollWidth - docEl.clientWidth < 4) ? "hidden" : "";
    }
    
    document.attachEvent("onreadystatechange", fixIEScroll);
    document.attachEvent("onresize", fixIEScroll);
    
    
    /**
     * Remove need for CSS hacks regarding MSIE and IPA.
     */
    
    if (document.createStyleSheet) {
        document.createStyleSheet().addRule('.IPA', 'font-family: "Doulos SIL", "Charis SIL", Gentium, "DejaVu Sans", Code2000, "TITUS Cyberbit Basic", "Arial Unicode MS", "Lucida Sans Unicode", "Chrysanthi Unicode";');
    }
    
    
    //Import scripts specific to Internet Explorer 6
    if (navigator.appVersion.substr(22, 1) == "6")
    {
        importScript("MediaWiki:Common.js/IE60Fixes.js")
    }
}


/* Test if an element has a certain class **************************************
 *
 * Description: Uses regular expressions and caching for better performance.
 * Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]]
 */

var hasClass = (function () {
    var reCache = {};
    return function (element, className) {
        return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className);
    };
})();


/** Interwiki links to featured articles ***************************************
 *
 *  Description: Highlights interwiki links to featured articles (or
 *               equivalents) by changing the bullet before the interwiki link
 *               into a star.
 *  Maintainers: [[User:R. Koot]]
 */

function LinkFA() 
{
    if ( document.getElementById( "p-lang" ) ) {
        var InterwikiLinks = document.getElementById( "p-lang" ).getElementsByTagName( "li" );

        for ( var i = 0; i < InterwikiLinks.length; i++ ) {
            if ( document.getElementById( InterwikiLinks[i].className + "-fa" ) ) {
                InterwikiLinks[i].className += " FA"
                InterwikiLinks[i].title = "This is a featured article in another language.";
            }
        }
    }
}

addOnloadHook( LinkFA );


/** Collapsible tables *********************************************************
 *
 *  Description: Allows tables to be collapsed, showing only the header. See
 *               [[Wikipedia:NavFrame]].
 *  Maintainers: [[User:R. Koot]]
 */

var autoCollapse = 2;
var collapseCaption = "hide";
var expandCaption = "show";

function collapseTable( tableIndex )
{
    var Button = document.getElementById( "collapseButton" + tableIndex );
    var Table = document.getElementById( "collapsibleTable" + tableIndex );

    if ( !Table || !Button ) {
        return false;
    }

    var Rows = Table.rows;

    if ( Button.firstChild.data == collapseCaption ) {
        for ( var i = 1; i < Rows.length; i++ ) {
            Rows[i].style.display = "none";
        }
        Button.firstChild.data = expandCaption;
    } else {
        for ( var i = 1; i < Rows.length; i++ ) {
            Rows[i].style.display = Rows[0].style.display;
        }
        Button.firstChild.data = collapseCaption;
    }
}

function createCollapseButtons()
{
    var tableIndex = 0;
    var NavigationBoxes = new Object();
    var Tables = document.getElementsByTagName( "table" );

    for ( var i = 0; i < Tables.length; i++ ) {
        if ( hasClass( Tables[i], "collapsible" ) ) {

            /* only add button and increment count if there is a header row to work with */
            var HeaderRow = Tables[i].getElementsByTagName( "tr" )[0];
            if (!HeaderRow) continue;
            var Header = HeaderRow.getElementsByTagName( "th" )[0];
            if (!Header) continue;

            NavigationBoxes[ tableIndex ] = Tables[i];
            Tables[i].setAttribute( "id", "collapsibleTable" + tableIndex );

            var Button     = document.createElement( "span" );
            var ButtonLink = document.createElement( "a" );
            var ButtonText = document.createTextNode( collapseCaption );

            Button.style.styleFloat = "right";
            Button.style.cssFloat = "right";
            Button.style.fontWeight = "normal";
            Button.style.textAlign = "right";
            Button.style.width = "6em";

            ButtonLink.style.color = Header.style.color;
            ButtonLink.setAttribute( "id", "collapseButton" + tableIndex );
            ButtonLink.setAttribute( "href", "javascript:collapseTable(" + tableIndex + ");" );
            ButtonLink.appendChild( ButtonText );

            Button.appendChild( document.createTextNode( "[" ) );
            Button.appendChild( ButtonLink );
            Button.appendChild( document.createTextNode( "]" ) );

            Header.insertBefore( Button, Header.childNodes[0] );
            tableIndex++;
        }
    }

    for ( var i = 0;  i < tableIndex; i++ ) {
        if ( hasClass( NavigationBoxes[i], "collapsed" ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], "autocollapse" ) ) ) {
            collapseTable( i );
        }
    }
}

addOnloadHook( createCollapseButtons );


/** Dynamic Navigation Bars (experimental) *************************************
 *
 *  Description: See [[Wikipedia:NavFrame]].
 *  Maintainers: UNMAINTAINED
 */

// set up the words in your language
var NavigationBarHide = '[' + collapseCaption + ']';
var NavigationBarShow = '[' + expandCaption + ']';

// shows and hides content and picture (if available) of navigation bars
// Parameters:
//     indexNavigationBar: the index of navigation bar to be toggled
function toggleNavigationBar(indexNavigationBar)
{
    var NavToggle = document.getElementById("NavToggle" + indexNavigationBar);
    var NavFrame = document.getElementById("NavFrame" + indexNavigationBar);

    if (!NavFrame || !NavToggle) {
        return false;
    }

    // if shown now
    if (NavToggle.firstChild.data == NavigationBarHide) {
        for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
            if ( hasClass( NavChild, 'NavPic' ) ) {
                NavChild.style.display = 'none';
            }
            if ( hasClass( NavChild, 'NavContent') ) {
                NavChild.style.display = 'none';
            }
        }
    NavToggle.firstChild.data = NavigationBarShow;

    // if hidden now
    } else if (NavToggle.firstChild.data == NavigationBarShow) {
        for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
            if (hasClass(NavChild, 'NavPic')) {
                NavChild.style.display = 'block';
            }
            if (hasClass(NavChild, 'NavContent')) {
                NavChild.style.display = 'block';
            }
        }
        NavToggle.firstChild.data = NavigationBarHide;
    }
}

// adds show/hide-button to navigation bars
function createNavigationBarToggleButton()
{
    var indexNavigationBar = 0;
    // iterate over all < div >-elements 
    var divs = document.getElementsByTagName("div");
    for (var i = 0; NavFrame = divs[i]; i++) {
        // if found a navigation bar
        if (hasClass(NavFrame, "NavFrame")) {

            indexNavigationBar++;
            var NavToggle = document.createElement("a");
            NavToggle.className = 'NavToggle';
            NavToggle.setAttribute('id', 'NavToggle' + indexNavigationBar);
            NavToggle.setAttribute('href', 'javascript:toggleNavigationBar(' + indexNavigationBar + ');');

            var NavToggleText = document.createTextNode(NavigationBarHide);
            for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
                if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
                    if (NavChild.style.display == 'none') {
                        NavToggleText = document.createTextNode(NavigationBarShow);
                        break;
                    }
                }
            }

            NavToggle.appendChild(NavToggleText);
            // Find the NavHead and attach the toggle link (Must be this complicated because Moz's firstChild handling is borked)
            for(var j=0; j < NavFrame.childNodes.length; j++) {
                if (hasClass(NavFrame.childNodes[j], "NavHead")) {
                    NavFrame.childNodes[j].appendChild(NavToggle);
                }
            }
            NavFrame.setAttribute('id', 'NavFrame' + indexNavigationBar);
        }
    }
}

addOnloadHook( createNavigationBarToggleButton );


/** "Technical restrictions" title fix *****************************************
 *
 *  Description: For pages that have something like Template:Lowercase, replace
 *               the title, but only if it is cut-and-pasteable as a valid
 *               wikilink. For instance, iPod's title is updated, but [[C#]]
 *               is not an equivalent wikilink, so [[C Sharp]] doesn't have its
 *               main title changed. Likewise, for users who have selected the
 *               UK date format ("1 March"), the  titles of day-of-the-year 
 *               articles will appear in that style. Users with any other date
 *               setting are not affected.
 *
 *               The function looks for a banner like this: 
 *               <div id="RealTitleBanner"> ... <span id="RealTitle">title</span> ... </div>
 *               An element with id=DisableRealTitle disables the function.
 *  Maintainers: [[User:Interiot]], [[User:Mets501]], [[User:Freakofnurture]]
 */

var disableRealTitle = 0; // users can set disableRealTitle = 1 locally to disable.
if (wgIsArticle) { // don't display the RealTitle when editing, since it is apparently inconsistent (doesn't show when editing sections, doesn't show when not previewing)
 addOnloadHook(function() {
    try {
        var realTitleBanner = document.getElementById("RealTitleBanner");
        if (realTitleBanner && !document.getElementById("DisableRealTitle") && !disableRealTitle ) {
            var realTitle = document.getElementById("RealTitle");
            if (realTitle) {
                var realTitleHTML = realTitle.innerHTML;
                if (realTitle.textContent) { //everyone but IE
                    realTitleText = realTitle.textContent
                } else { //IE
                    realTitleText = realTitle.innerText;
                }

                var isPasteable = 0;
                var containsTooMuchHTML = /</.test( realTitleHTML.replace(/<\/?(sub|sup|small|big)>/gi, "") ); // contains HTML that will be ignored when cut-n-pasted as a wikilink
                // calculate whether the title is pasteable
                var verifyTitle = realTitleText.replace(/^ +/, "");       // trim left spaces
                verifyTitle = verifyTitle.charAt(0).toUpperCase() + verifyTitle.substring(1, verifyTitle.length);    // uppercase first character

                // if the namespace prefix is there, remove it on our verification copy. If it isn't there, add it to the original realValue copy.
                if (wgNamespaceNumber != 0) {
                    if (wgCanonicalNamespace == verifyTitle.substr(0, wgCanonicalNamespace.length).replace(/ /g, "_") && verifyTitle.charAt(wgCanonicalNamespace.length) == ":") {
                        verifyTitle = verifyTitle.substr(wgCanonicalNamespace.length + 1);
                    } else {
                        realTitleText = wgCanonicalNamespace.replace(/_/g, " ") + ":" + realTitleText;
                        realTitleHTML = wgCanonicalNamespace.replace(/_/g, " ") + ":" + realTitleHTML;
                    }
                }

                // verify whether wgTitle matches
                verifyTitle = verifyTitle.replace(/[\s_]+/g, " ");      // underscores and multiple spaces to single spaces
                verifyTitle = verifyTitle.replace(/^\s+/, "").replace(/\s+$/, "");        // trim left and right spaces
                verifyTitle = verifyTitle.charAt(0).toUpperCase() + verifyTitle.substring(1, verifyTitle.length);    // uppercase first character
                if ( (verifyTitle == wgTitle) || (verifyTitle == wgTitle.replace(/^(.+)?(January|February|March|April|May|June|July|August|September|October|November|December)\s+([12]?[0-9]|3[0123])([^\d].*)?$/g, "$1$3 $2$4") )) isPasteable = 1;
                var h1 = document.getElementsByTagName("h1")[0];
                if (h1 && isPasteable) {
                    h1.innerHTML = containsTooMuchHTML ? realTitleText : realTitleHTML;
                    if (!containsTooMuchHTML)
                        realTitleBanner.style.display = "none";
                }
                document.title = realTitleText + " - Wikipedia, the free encyclopedia";
            }
        }
    } catch (e) {
        /* Something went wrong. */
    }
 });
}


/** Table sorting fixes ************************************************
  *
  *  Description: Disables code in table sorting routine to set classes on even/odd rows
  *  Maintainers: [[User:Random832]]
  */

ts_alternate_row_colors = false;


/***** uploadwizard_newusers ********
 * Switches in a message for non-autoconfirmed users at [[Wikipedia:Upload]]
 *
 *  Maintainers: [[User:Krimpet]]
 ****/
function uploadwizard_newusers() {
  if (wgNamespaceNumber == 4 && wgTitle == "Upload" && wgAction == "view") {
    var oldDiv = document.getElementById("autoconfirmedusers"),
        newDiv = document.getElementById("newusers");
    if (oldDiv && newDiv && typeof wgUserGroups == "object" && wgUserGroups) {
      for (i = 0; i < wgUserGroups.length; i++) {
        if (wgUserGroups[i] == "autoconfirmed") {
          oldDiv.style.display = "block";
          newDiv.style.display = "none";
          return;
        }
      }

      oldDiv.style.display = "none";
      newDiv.style.display = "block";
    }
  }
}
addOnloadHook(uploadwizard_newusers);

//</source>
Retrieved from "https://worms2d.info/?title=MediaWiki:Common.js&oldid=8432"
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