function switchNavigation(aktion,bereich,id)
{
	if (navigator.appName == "Microsoft Internet Explorer"){
		var startnummer = 0;
	} else {
		var startnummer = 1;
	}
	if (bereich == "sub"){
		if (aktion == "in"){
			if (isNaN(document.getElementById('sub'+id)) && document.getElementById('sub'+id).childNodes.length > startnummer){
				document.getElementById('sub'+id).style.top = "35px";
				document.getElementById('sub'+id).style.left = "20px";
				document.getElementById('sub'+id).style.zIndex = "3001";
			} else {
				return true;
			}
		} else {
			if (isNaN(document.getElementById('sub'+id))){
				document.getElementById('sub'+id).style.top = "-9999px";
				document.getElementById('sub'+id).style.left = "-9999px";
				document.getElementById('sub'+id).style.zIndex = "3000";
			} else {
				return true;
			}
		}
	}
	if (bereich == "subsub"){
		if (aktion == "in"){
			if (isNaN(document.getElementById('subsub'+id)) && document.getElementById('subsub'+id).childNodes.length > startnummer){
				document.getElementById('subsub'+id).style.top = "0px";
				document.getElementById('subsub'+id).style.left = "160px";
				document.getElementById('subsub'+id).style.zIndex = "3002";
			} else {
				return true;
			}
		} else {
			if (isNaN(document.getElementById('subsub'+id))){
				document.getElementById('subsub'+id).style.top = "-9999px";
				document.getElementById('subsub'+id).style.left = "-9999px";
				document.getElementById('subsub'+id).style.zIndex = "3000";
			} else {
				return true;
			}
		}
	}
	if (bereich == "subsubsub"){
		if (aktion == "in"){
			if (isNaN(document.getElementById('subsubsub'+id)) && document.getElementById('subsubsub'+id).childNodes.length > startnummer){
				document.getElementById('subsubsub'+id).style.top = "0px";
				document.getElementById('subsubsub'+id).style.left = "160px";
				document.getElementById('subsubsub'+id).style.zIndex = "3004";
			} else {
				return true;
			}
		} else {
			if (isNaN(document.getElementById('subsubsub'+id))){
				document.getElementById('subsubsub'+id).style.top = "-9999px";
				document.getElementById('subsubsub'+id).style.left = "-9999px";
				document.getElementById('subsubsub'+id).style.zIndex = "3002";
			} else {
				return true;
			}
		}
	}
	
	//alert(aktion+"-"+id);
	/*if (aktion == "in"){
		if (isNaN(document.getElementById('sub_'+id)) && document.getElementById('sub_'+id).childNodes.length > 1){
			document.getElementById('sub_'+id).style.top = "35px";
			document.getElementById('sub_'+id).style.left = "20px";
			//document.getElementById('headernav').style.zIndex = "2000";
		} else {
			return true;
		}
	} else {
		if (isNaN(document.getElementById('sub_'+id))){
			document.getElementById('sub_'+id).style.top = "-9999px";
			document.getElementById('sub_'+id).style.left = "-9999px";
			//document.getElementById('headernav').style.zIndex = "10";
		} else {
			return true;
		}
	}*/
	//alert(document.getElementById('sub'+id).style.zIndex);
}