<!--
function TTein(tt) {
	if (document.getElementById) { 
		Ebene = document.getElementById(tt);
		Ebene.style.visibility="visible";
		}
	else if (document.all) { 
		Ebene = document.all[tt];	
		Ebene.style.visibility="visible";
		}
	else if (document.layers) { 
	//	Ebene = document.layers[tt];	
	//	Ebene.visibility="visible";
		}
	}
function TTaus(tt) {
	if (document.getElementById) { 
		Ebene = document.getElementById(tt);
		Ebene.style.visibility="hidden";
		}
	else if (document.all) { 
		Ebene = document.all[tt];	
		Ebene.style.visibility="hidden";
		}
	else if (document.layers) { 
	//	Ebene = document.layers[tt];	
	//	Ebene.visibility="hidden";
		}
	}
//-->