/**********************************
*
* Funktion zum Anzeigen des Menues
*
***********************************/

function showSubmenu(id) {
	var d = document.getElementById(id);
	for (var i = 1; i<=10; i++) {
		if (document.getElementById('smenu'+i)) {document.getElementById('smenu'+i).style.visibility='hidden';}
	}
	if (d){d.style.visibility='visible';}
}