// JavaScript GvS Menu
function openMnu(lvl)
  {
  	deep = "Mnu_"+lvl;
  	closMnu('2');
  	closMnu('21');
  	closMnu('3');
  	closMnu('31');
  	closMnu('32');
  	closMnu('4');
  	closMnu('5');
  	closMnu('6');
	document.getElementById(deep).style.visibility="visible"
	if (lvl == "21")
		{
		document.getElementById("Mnu_2").style.visibility="visible"
		document.getElementById("Mnu_21").style.visibility="visible"
		}
	if (lvl == "3")
		{
		document.getElementById("Mnu_31").style.visibility="visible"
		document.getElementById("Mnu_32").style.visibility="visible"
		}
  }
function closMnu(lvl2)
  {
  	deep2 = "Mnu_"+lvl2;
  	document.getElementById(deep2).style.visibility="hidden"
  	return
  }
function dispState(lvl,state,lang)
{
	img = "mnu"+lvl;
	imgname = "/img/"+lang+"/"+lvl+"/"+state+".png";
	document.getElementById(img).src=imgname;
}