/* Currently used browser */
var gUsedBrowser = (document.all && !document.getElementById) ? "IE4" : ((document.all && document.getElementById) ? "IE5" : ((document.layers) ? "NS4" : ((document.getElementById && !document.all) ? "MOZ" : "")));
/* Submenu's ID prefix */
var kSmIDPref='submenu-';
/* ID prefix of submenu (parent) container */
var kSmpIDPref='submenuParent-';
/* Array with all active menuitems */
var kActMnits=['actions','media','links','about'];

/** Show submenu with given ID */
function sS(aId){hA();var sm=$(kSmIDPref+aId);var smp=$(kSmpIDPref+aId);sm.style.top=(gUsedBrowser.indexOf('IE')==0)?'-20px':'-'+smp.offsetTop+'px';sm.style.left=(parseInt(smp.offsetLeft)+((gUsedBrowser.indexOf('IE')==0)?-65:0))+'px';sm.style.visibility='visible';}
/** Hide submenu with given ID */
function sH(aId){$(kSmIDPref+aId).style.visibility='hidden';}
/** Hide all submenus */
function hA(){for(var i=0;i<kActMnits.length;sH(kActMnits[i++]));}
/** Show submenu with given ID and hide all others */
function hAW(aId){for(var i=0;i<kActMnits.length;i++)if(kActMnits[i]==aId)sS(aId);else sH(aId);}