function toggleSubmenu(e)
{	
	if (!document.getElementById) return;
	if (!e) var e = window.event;
	//alert (e.target.id);
	ktory= (e.target) ? e.target.id : e.srcElement.id;
	hover(ktory);
	cont=document.getElementById("submen");
	subs=cont.getElementsByTagName("UL");
	//alert ('Znaleziono '+subs.length+' podmenu. Kliknieto '+ktory+'.');
	for (var i=0; i<subs.length; i++)
		{
			subs[i].style.display="none";
		}
	obj=document.getElementById(ktory+"menu");
	//visible=(obj.style.display=="block")
	//if (visible)
	if (obj)
		{
			obj.style.display="inline";
		}
	return;
}

baza=document.getElementById("aknow");
if (baza) baza.onclick=toggleSubmenu;

mng=document.getElementById("asettings");
if (mng) mng.onclick=toggleSubmenu;

info=document.getElementById("ainformation");
if (info) info.onclick=toggleSubmenu;