MediaWiki:Common.js

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/** Execute function on page load *********************************************
 *
 *  Description: Wrapper around addOnloadHook() for backwards compatibility.
 *               Will be removed in the near future.
 *  Maintainers: User:R. Koot
 */

function addLoadEvent( f ) { addOnloadHook( f ); }
/** Import module *************************************************************
 *
 *  Description: Includes a raw wiki page as javascript or CSS, 
 *               used for including user made modules.
 *  Maintainers: User:AzaToth
 */

function importScript( page ) {
    var url = wgScriptPath + '/index.php?title='
                           + escape( page.replace( ' ', '_' ) )
                           + '&action=raw&ctype=text/javascript&dontcountme=s';
    var scriptElem = document.createElement( 'script' );
    scriptElem.setAttribute( 'src' , url );
    scriptElem.setAttribute( 'type' , 'text/javascript' );
    document.getElementsByTagName( 'head' )[0].appendChild( scriptElem );
}

function importStylesheet( page ) {
    var sheet = '@import "'
              + wgScriptPath
              + '/index.php?title='
              + escape( page.replace( ' ', '_' ) )
              + '&action=raw&ctype=text/css";'
    var styleElem = document.createElement( 'style' );
    styleElem.setAttribute( 'type' , 'text/css' );
    styleElem.appendChild( document.createTextNode( sheet ) );
    document.getElementsByTagName( 'head' )[0].appendChild( styleElem );
}
/* 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);
    };
})();
/** Internet Explorer bug fix **************************************************
 *
 *  Description: UNDOCUMENTED
 *  Maintainers: User:Tom-?
 */

if (window.showModalDialog && document.compatMode && document.compatMode == "CSS1Compat")
{
  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);
  attachEvent("onresize", fixIEScroll);
}
/** Tooltips and access keys ***************************************************
 *
 *  Description: Adds tooltips and access keys to links part of the MediaWiki
 *               interface.
 *  Maintainers: User:Gwicke? and User:Simetrical?
 */

ta = new Object();
ta['pt-userpage']           = new Array('.','My user page'); 
ta['pt-anonuserpage']       = new Array('.','The user page for the ip you\'re editing as'); 
ta['pt-mytalk']             = new Array('n','My talk page'); 
ta['pt-anontalk']           = new Array('n','Discussion about edits from this IP address'); 
ta['pt-preferences']        = new Array('-','My preferences'); 
ta['pt-watchlist']          = new Array('l','The list of pages you\'re monitoring for changes.'); 
ta['pt-mycontris']          = new Array('y','List of my contributions'); 
ta['pt-login']              = new Array('o','Logging in is not required, but brings many benefits.'); 
ta['pt-logout']             = new Array(,'Log out of your user account'); 
ta['pt-anonlogin']          = new Array('o','Logging in is not required, but brings many benefits.'); 
ta['ca-talk']               = new Array('t','Discussion about the content page'); 
ta['ca-edit']               = new Array('e','You can edit this page. Please use the preview button before saving.'); 
ta['ca-addsection']         = new Array('+','Start a new discussion'); 
ta['ca-viewsource']         = new Array('e','This page is protected. You can view its source.'); 
ta['ca-history']            = new Array('h','Past versions of this page'); 
ta['ca-protect']            = new Array('=','Protect this page'); 
ta['ca-unprotect']          = new Array('=','Unprotect this page');
ta['ca-delete']             = new Array('d','Delete this page'); 
ta['ca-undelete']           = new Array('d','Restore the edits done to this page before it was deleted'); 
ta['ca-move']               = new Array('m','Move this page'); 
ta['ca-nomove']             = new Array(,'You don\'t have the permissions to move this page'); 
ta['ca-watch']              = new Array('w','Add this page to your watchlist'); 
ta['ca-unwatch']            = new Array('w','Remove this page from your watchlist'); 
ta['search']                = new Array('f','Search Wikipedia'); 
ta['p-logo']                = new Array(,'Main page'); 
ta['n-mainpage']            = new Array('z','Visit the main page'); 
ta['n-Main-page']           = new Array('z','Visit the main page'); 
ta['n-portal']              = new Array(,'About the project, what you can do, where to find things');
ta['n-Featured-content']    = new Array(,'Featured content — the best of Wikipedia'); 
ta['n-currentevents']       = new Array(,'Find background information on current events'); 
ta['n-recentchanges']       = new Array('r','List of recent changes in Wikipedia'); 
ta['n-randompage']          = new Array('x','Load a random page'); 
ta['n-help']                = new Array(,'The place to find out about Wikipedia'); 
ta['n-contact']             = new Array(,'How to contact Wikipedia');
ta['n-sitesupport']         = new Array(,'Support us'); 
ta['t-whatlinkshere']       = new Array('j','List of all wiki pages that link here'); 
ta['t-recentchangeslinked'] = new Array('k','Recent changes in pages linked from this page'); 
ta['feed-rss']              = new Array(,'RSS feed for this page'); 
ta['feed-atom']             = new Array(,'Atom feed for this page'); 
ta['t-contributions']       = new Array(,'View the list of contributions of this user'); 
ta['t-emailuser']           = new Array(,'Send a mail to this user'); 
ta['t-upload']              = new Array('u','Upload images or other media files'); 
ta['t-specialpages']        = new Array('q','List of all special pages');
ta['t-print']               = new Array(,'Printable version of this page');
ta['t-permalink']           = new Array(,'Permanent link to this version of the page');
ta['t-cite']                = new Array(,'Cite this Wikipedia article');
ta['ca-nstab-main']         = new Array('c','View the content page'); 
ta['ca-nstab-user']         = new Array('c','View the user page'); 
ta['ca-nstab-media']        = new Array('c','View the media page'); 
ta['ca-article']            = new Array(,'This is a special page; you can\'t edit the page itself.'); 
ta['ca-nstab-project']      = new Array('c','View the project page'); 
ta['ca-nstab-image']        = new Array('c','View the image page'); 
ta['ca-nstab-mediawiki']    = new Array('c','View the system message'); 
ta['ca-nstab-template']     = new Array('c','View the template'); 
ta['ca-nstab-help']         = new Array('c','View the help page'); 
ta['ca-nstab-category']     = new Array('c','View the category page');
/** 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.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];
            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 + ']';
 
 // set up max count of Navigation Bars on page,
 // if there are more, all will be hidden
 // NavigationBarShowDefault = 0; // all bars will be hidden
 // NavigationBarShowDefault = 1; // on pages with more than 1 bar all bars will be hidden
 var NavigationBarShowDefault = autoCollapse;
 
 
 // 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);
            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);
        }
    }
    // if more Navigation Bars found than Default: hide all
    if (NavigationBarShowDefault < indexNavigationBar) {
        for(
                var i=1; 
                i<=indexNavigationBar; 
                i++
        ) {
            toggleNavigationBar(i);
        }
    }
  
 }
 
 addOnloadHook( createNavigationBarToggleButton );
/** Main Page layout fixes *********************************************************
 *
 *  Description:        Various layout fixes for the main page, including an
 *                      additional link to the complete list of languages available
 *                      and the renaming of the 'Article' to to 'Main Page'.
 *  Maintainers:        User:AzaToth, User:R. Koot
 */

function mainPageRenameNamespaceTab() {
    try {
        var Node = document.getElementById( 'ca-nstab-main' ).firstChild;
        if ( Node.textContent ) {      // Per DOM Level 3
            Node.textContent = 'Main Page';
        } else if ( Node.innerText ) { // IE doesn't handle .textContent
            Node.innerText = 'Main Page';
        } else {                       // Fallback
            Node.replaceChild( Node.firstChild, document.createTextNode( 'Main Page' ) ); 
        }
    } catch(e) {
        // bailing out!
    }
}

function mainPageAppendCompleteListLink() {
    try {
        var node = document.getElementById( "p-lang" )
                           .getElementsByTagName('div')[0]
                           .getElementsByTagName('ul')[0];

        var aNode = document.createElement( 'a' );
        var liNode = document.createElement( 'li' );

        aNode.appendChild( document.createTextNode( 'Complete list' ) );
        aNode.setAttribute( 'href' , 'http://meta.wikimedia.org/wiki/List_of_Wikipedias' );
        liNode.appendChild( aNode );
        liNode.className = 'interwiki-completelist';
        node.appendChild( liNode );
     } catch(e) {
       // lets just ignore what's happened
       return;
    }
}

if ( wgTitle == 'Main Page' && ( wgNamespaceNumber == 0 || wgNamespaceNumber == 1 ) ) {
       addOnloadHook( mainPageRenameNamespaceTab );
}

if ( wgTitle == 'Main Page' && wgNamespaceNumber == 0 ) {
       addOnloadHook( mainPageAppendCompleteListLink );
}
/** Extra toolbar options ****************************************************** 
  *
  *  Description: UNDOCUMENTED
  *  Maintainers: [[User:MarkS]]?, [[User:Voice of All]], [[User:R. Koot]]
  */
 
 //This is a modified copy of a script by User:MarkS for extra features added by User:Voice of All.
 // This is based on the original code on Wikipedia:Tools/Editing tools
 // To disable this script, add <code>mwCustomEditButtons = [];<code> to [[Special:Mypage/monobook.js]]
 
 if (mwCustomEditButtons) {
   mwCustomEditButtons[mwCustomEditButtons.length] = {
     "imageFile": "http://upload.wikimedia.org/wikipedia/en/c/c8/Button_redirect.png",
     "speedTip": "Redirect",
     "tagOpen": "#REDIRECT [[",
     "tagClose": "]]",
     "sampleText": "Insert text"};
 
   mwCustomEditButtons[mwCustomEditButtons.length] = {
     "imageFile": "http://upload.wikimedia.org/wikipedia/en/c/c9/Button_strike.png",
     "speedTip": "Strike",
     "tagOpen": "<s>",
     "tagClose": "</s>",
     "sampleText": "Strike-through text"};
 
   mwCustomEditButtons[mwCustomEditButtons.length] = {
     "imageFile": "http://upload.wikimedia.org/wikipedia/en/1/13/Button_enter.png",
     "speedTip": "Line break",
     "tagOpen": "<br />",
     "tagClose": "",
     "sampleText": ""};
 
   mwCustomEditButtons[mwCustomEditButtons.length] = {
     "imageFile": "http://upload.wikimedia.org/wikipedia/en/8/80/Button_upper_letter.png",
     "speedTip": "Superscript",
     "tagOpen": "<sup>",
     "tagClose": "</sup>",
     "sampleText": "Superscript text"};
 
   mwCustomEditButtons[mwCustomEditButtons.length] = {
     "imageFile": "http://upload.wikimedia.org/wikipedia/en/7/70/Button_lower_letter.png",
     "speedTip": "Subscript",
     "tagOpen": "<sub>",
     "tagClose": "</sub>",
     "sampleText": "Subscript text"};
 
   mwCustomEditButtons[mwCustomEditButtons.length] = {
     "imageFile": "http://upload.wikimedia.org/wikipedia/en/5/58/Button_small.png",
     "speedTip": "Small",
     "tagOpen": "<small>",
     "tagClose": "</small>",
     "sampleText": "Small Text"};
 
   mwCustomEditButtons[mwCustomEditButtons.length] = {
     "imageFile": "http://upload.wikimedia.org/wikipedia/en/3/34/Button_hide_comment.png",
     "speedTip": "Insert hidden Comment",
     "tagOpen": "<!-- ",
     "tagClose": " -->",
     "sampleText": "Comment"};
 
   mwCustomEditButtons[mwCustomEditButtons.length] = {
     "imageFile": "http://upload.wikimedia.org/wikipedia/en/1/12/Button_gallery.png",
     "speedTip": "Insert a picture gallery",
     "tagOpen": "\n<gallery>\n",
     "tagClose": "\n</gallery>",
     "sampleText": "Image:Example.jpg|Caption1\nImage:Example.jpg|Caption2"};
 
   mwCustomEditButtons[mwCustomEditButtons.length] = {
     "imageFile": "http://upload.wikimedia.org/wikipedia/en/f/fd/Button_blockquote.png",
     "speedTip": "Insert block of quoted text",
     "tagOpen": "<blockquote>\n",
     "tagClose": "\n</blockquote>",
     "sampleText": "Block quote"};
 
   mwCustomEditButtons[mwCustomEditButtons.length] = {
     "imageFile": "http://upload.wikimedia.org/wikipedia/en/6/60/Button_insert_table.png",
     "speedTip": "Insert a table",
     "tagOpen": '{| class="wikitable"\n|-\n',
     "tagClose": "\n|}",
     "sampleText": "! header 1\n! header 2\n! header 3\n|-\n| row 1, cell 1\n| row 1, cell 2\n| row 1, cell 3\n|-\n| row 2, cell 1\n| row 2, cell 2\n| row 2, cell 3"};
 }
 
 /**/
/** pageview counter ***********************************************************
 *
 *  Description: Please talk to de:User:LeonWeber before changing anything or 
 *               if there are any issues with that.
 *  Maintainers: de:User:LeonWeber?
 */
 
 // this should be adjusted to a good value.
 // BE CAREFULL, you will break zedler if it's too low!
 // And then DaB. will kill Leon :-(
 var disable_counter = 0;
 var counter_factor = 6000;
 
 function pgcounter_setup()
 {
 	if(disable_counter == 0)
 	{
 		var url = window.location.href;
 		if(Math.floor(Math.random()*counter_factor)==42)  // the probability thing
  		{
  			if(wgIsArticle==true || wgArticleId==0) // do not count history pages etc.
 			{
 				var pgcountNs = wgCanonicalNamespace;
 				if(wgCanonicalNamespace=="")
 				{
 					pgcountNs = "0";
 				}
  				var cnt_url = "http://pgcount.wikimedia.de/index.png?ns=" + pgcountNs + "&title=" + encodeURI(wgTitle) + "&factor=" + counter_factor +"&wiki=enwiki";
 				var img = new Image(); 
 				img.src = cnt_url;
 			}
 		}
 	}
 }
 // Do not use aOnloadFunctions[aOnloadFunctions.length] = pgcounter_setup;, some browsers don't like that.
 pgcounter_setup();
/** "Technical restrictions" title fix *****************************************
 *
 *  Description:
 *  Maintainers: User:Interiot, User:Mets501
 */

// 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)
//
// The function looks for a banner like this: 
 // <div id="RealTitleBanner">    <!-- div that gets hidden -->
 //   <span id="RealTitle">title</span>
 // </div>
 // An element with id=DisableRealTitle disables the function.
var disableRealTitle = 0;		// users can disable this by making this true from their monobook.js
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;
				realTitleText = pickUpText(realTitle);

				var isPasteable = 0;
				//var containsHTML = /</.test(realTitleHTML);	// contains ANY HTML
				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(/^ +/, "").replace(/ +$/, "");		// trim left and right spaces
				verifyTitle = verifyTitle.replace(/_/g, " ");		// underscores to spaces
				verifyTitle = verifyTitle.charAt(0).toUpperCase() + verifyTitle.substring(1, verifyTitle.length);	// uppercase first character
				isPasteable = (verifyTitle == wgTitle);

				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. */
	}
    });
}


// similar to innerHTML, but only returns the text portions of the insides, excludes HTML
function pickUpText(aParentElement) {
  var str = "";

  function pickUpTextInternal(aElement) {
    var child = aElement.firstChild;
    while (child) {
      if (child.nodeType == 1)		// ELEMENT_NODE 
        pickUpTextInternal(child);
      else if (child.nodeType == 3)	// TEXT_NODE
        str += child.nodeValue;

      child = child.nextSibling;
    }
  }

  pickUpTextInternal(aParentElement);

  return str;
}
//fix edit summary prompt for undo
//this code fixes the fact that the undo function combined with the "no edit summary prompter" causes problems if leaving the
//edit summary unchanged
//this was added by User:Deskana, code by User:Tra
addOnloadHook(function () {
  if (document.location.search.indexOf("undo=") != -1
  && document.getElementsByName('wpAutoSummary')[0]) {
    document.getElementsByName('wpAutoSummary')[0].value=;
  }
})