var t=false,current;
function SetupMenu(){
	if (!document.getElementsByTagName) return;
	items=document.getElementsByTagName("LI");
	for (i=0; i<items.length; i++){
		if (items[i].className != "menu") continue;
		thelink=findChild(items[i],"A");
		thelink.onmouseover=ShowMenu;
		thelink.onmouseout=StartTimer;
		if (ul=findChild(items[i],"UL")){
			ul.style.display="none";
			for (j=0; j<ul.childNodes.length; j++){
				ul.childNodes[j].onmouseover=ResetTimer;
				ul.childNodes[j].onmouseout=StartTimer;
			}
		}
	}
}

function findChild(obj,tag){
	cn=obj.childNodes;
	for (k=0; k<cn.length; k++){
		if (cn[k].nodeName==tag) return cn[k];
	}
	return false;
}

function ShowMenu(e){
	if (!e) var e=window.event;
	thislink=(e.target) ? e.target: e.srcElement;
	ResetTimer();
	if (current) HideMenu(current);
	thislink=thislink.parentNode;
	current=thislink;
	ul=findChild(thislink,"UL");
	if (!ul) return;
	ul.style.display="block";
}

function HideMenu (thelink)	{
	ul=findChild(thelink,"UL");
	if(!ul) return;
	ul.style.display="none";
}

function ResetTimer(){
	if (t) window.clearTimeout(t);
}

function StartTimer(){
	t=window.setTimeout("HideMenu(current)",200);
}

window.onload=SetupMenu;