// alert('menu.js: top');

//Smart Folding Menu tree- By Dynamic Drive (rewritten 03/03/02)
//For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
//This credit MUST stay intact for use

var ns6=document.getElementById&&!document.all
var ie4=document.all&&navigator.userAgent.indexOf("Opera")==-1

function checkcontained(e){
	var iscontained=0;
	cur=ns6? e.target : event.srcElement;
	i=0;
	if (cur.id=="foldheader"){
		iscontained=1;
	} else {
		while (ns6&&cur.parentNode||(ie4&&cur.parentElement)){
			if (cur.id=="foldheader"||cur.id=="foldinglist"){
				iscontained=(cur.id=="foldheader")? 1 : 0
				break
			}
			cur=ns6? cur.parentNode : cur.parentElement
		}
	}
	if (iscontained){
		var foldercontent=ns6? cur.nextSibling.nextSibling : cur.all.tags("UL")[0]
		if (foldercontent.style.display=="none"){
			foldercontent.style.display=""
		} else {
			foldercontent.style.display="none"
		}
	}
}

if (ie4||ns6){
	document.onclick=checkcontained
}