var cm=null;
document.onevent = new Function("show(null)")

function getPos(el,sProp) {
	var iPos = 0
	while (el!=null) {
		iPos+=el["offset" + sProp]
		el = el.offsetParent 
	}
	return iPos
}

function show(el,m) {
	if (m) {
		m.style.display='';
		m.style.left = getPos(el,"Left")
		m.style.Top = getPos(el,"Top") + el.offsetHeight
	}
	if ((m!=cm) && (cm)) cm.style.display='none'
	cm=m
}


var mn=null;
document.onclick = new Function("show_menu(null)")

function show_menu(es,x) {
	if (x) {
		x.style.display='';
		x.style.left = getPos(es,"Left")
		x.style.Top = getPos(es,"Top") + es.offsetHeight
	}
	if ((x!=mn) && (mn)) mn.style.display='none'
	mn=x
}