function showLayer(LayerName) {
  setVisibility(LayerName,'block');
}
function hideLayer(LayerName) {
  setVisibility(LayerName,'none');
}
function setVisibility(LayerName,Wert) {
  /*if(document.all || document.layers || document.getElementById) {
    var obj=document.all ? document.all[LayerName].style : document.layers ? document[LayerName] : document.getElementById(LayerName).style;
    obj.display = Wert;
  }*/
 document.getElementById(LayerName).style.display = Wert; 
}
function setVis(LayerNr) {
 var obj=document.getElementById(LayerNr).style;
 if (obj.display == "block") {
    obj.display="none";
    document.getElementById('subtemplate').style.display="block";
 }
 else {
    document.getElementById('subtemplate').style.display="none";
    obj.display="block";
 }
}