//shows/hides Lay
function showhide(LayID) {
	if (document.getElementById) {
		state = document.getElementById(LayID).style.display;
		allezu();
		if (state == 'block') {
			hideId(LayID)
			return false
		}
		else {
			showId(LayID)
			return false
		}
	}
}

//hides Lay
function hideId(LayID) {
	if (document.getElementById) {
		document.getElementById(LayID).style.display = 'none'
	}
}

//shows Lay
function showId(LayID) {
	if (document.getElementById) {
		document.getElementById(LayID).style.display = 'block';
			return false
	}
}


function allezu(){
if (document.getElementById) {
hideId('lay2');
hideId('lay3');
hideId('lay4');
hideId('lay5');
}
}

function azstart(){
if (document.getElementById) {
hideId('lay2');
hideId('lay3');
hideId('lay4');
hideId('lay5');
url();
}
}

function aufzu(txt,l){
document.write('<a href=\"#\" title=\"auf-zu\" onclick=\"return showhide(\''+l+'\')\" >'+txt+'</a>' );
}
function auf(txt,l){
document.write('<a href=\"#\" title=\"auf\" onclick=\"return showId(\''+l+'\')\" >'+txt+'</a>' );
}

 function url(){
  laye = self.location.search;
   z = self.location.search.indexOf('*');
   if(laye==-1)
    {}
   else
   showId(laye.substring(1,z));
   }