MediaWiki:Common.js

/* Any JavaScript here will be loaded for all users on every page load. */

/* Rename Main Page tab */

if (wgPageName == 'Main_Page' || wgPageName == 'Talk:Main_Page') 
    addOnloadHook(function () {
        var nstab = document.getElementById('ca-nstab-main')
        if (nstab && wgUserLanguage=='en') {
            while (nstab.firstChild) nstab = nstab.firstChild
            nstab.nodeValue = 'Main Page'
        }
    }
)

 /** 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 );

/* Tabber */

addOnloadHook(mainpageTabs)
function mainpageTabs() {
  if(!document.getElementById('tabbyHead') || !document.getElementById('tabbyBoxes')) return
  var box = document.getElementById('tabbyBoxes')
  tabbyBoxen = getElementsByClassName(document, 'div', 'tabbyBox');  //global
  tabbyLinks = document.getElementById('tabbyHead').getElementsByTagName('a')
  showbox(0);

  if(tabbyLinks.length < tabbyBoxen.length) {
    var len = tabbyLinks.length;
  } else {
    var len = tabbyBoxen.length;
  }

  for(var i=0;i<len;i++) {
    tabbyLinks[i].href = 'javascript:showbox("' + i + '");'
    tabbyLinks[i].title = 'click to display'
  }

}

function showbox(num) {
  for(var i=0;i<tabbyBoxen.length;i++) {
    if(i==num) {
      tabbyBoxen[i].style.display = 'block';
    } else {
      tabbyBoxen[i].style.display = 'none';
    }
  }
  for(var i=0;i<tabbyLinks.length;i++) {
    if(i==num) {
      tabbyLinks[i].className = 'selected';
    } else {
      tabbyLinks[i].className = '';
    }
  }
}