// copyright by th3design 2007 N.Selders //
var curNav=null;
var delay = 300;
var timer = 0;
var pos = 0;
function Auf(obj, pos) {
cancelHide();
Zu1 ();
var el , elpos;
	if(document.getElementById) {
		var el = document.getElementById(obj);
		var elpos = document.getElementById(obj);
		el.style.visibility = 'visible';
		elpos.style.top == 'pos';
		curNav = obj;
	}
}

function Zu1() {
if( curNav != null ){
	if(document.getElementById) {
		var el = document.getElementById(curNav);
		var elpos = document.getElementById(curNav);
		el.style.visibility = 'hidden';
		elpos.style.top == 'pos' ;
		curNav = null;
		}
	}
}

function Zu() {
timer = setTimeout('Zu1(curNav)', delay);
}

function cancelHide(){
	clearTimeout(timer);
	timer = 0;
}