function popit(url,width,height,scroll) {
	var winl = (screen.width-width)/2 - 4;
	var wint = (screen.height-height)/2 + 6;

	if(scroll=="") var scroll = "no";
	var pic = window.open(url,pic,"width=" + width + ",height=" + height + ",top=" + wint + ",left=" + winl + ",scrollbars=" + scroll + ",menubar=no,location=no,directories=no,resizable=yes,status=no");
	pic.focus();
}


var Geladen = false;
var hidetime;

function hideMenu(menu){
	if(Geladen)
		document.getElementById(menu).style.visibility='hidden';
}

function showMenu(menu){
	if(Geladen){
		for(var i=1;i<6;++i){
			if(i!=menu && document.getElementById('subnav_'+i))
				hideMenu('subnav_'+i);
		}
		window.clearTimeout(hidetime);
		document.getElementById(menu).style.visibility='visible';
	}
}

function menuTimer(menu){
	if(Geladen)
		hidetime = window.setTimeout("hideMenu('"+menu+"')",1000);
}


function selectKontakt(opName) {
	document.getElementById(opName).selected = true;
}