var b = new Array();
  b[0] = new Image(); b[0].src = "/fileadmin/img/layermenu/bier_ist_rein.png";
  b[1] = new Image(); b[1].src = "/fileadmin/img/layermenu/bier_ist_rein_a.png";
  b[2] = new Image(); b[2].src = "/fileadmin/img/layermenu/bier_ist_rein_p.png";
  b[3] = new Image(); b[3].src = "/fileadmin/img/layermenu/bier_ist_genuss.png";
  b[4] = new Image(); b[4].src = "/fileadmin/img/layermenu/bier_ist_genuss_a.png";
  b[5] = new Image(); b[5].src = "/fileadmin/img/layermenu/bier_ist_genuss_p.png";
  b[6] = new Image(); b[6].src = "/fileadmin/img/layermenu/bier_ist_deutschland.png";
  b[7] = new Image(); b[7].src = "/fileadmin/img/layermenu/bier_ist_deutschland_a.png";
  b[8] = new Image(); b[8].src = "/fileadmin/img/layermenu/bier_ist_deutschland_p.png";

  var active_layer = '';
  
  function layermenuchange(id, nr, action){
//alert(active_layer);
      document.getElementById(id+"img").src = b[nr].src;
      if ( action == 1){
        
        if ( active_layer != '') document.getElementById(active_layer).style.visibility= "hidden";
        document.getElementById(id).style.visibility= "visible";
        active_layer = id;
      }
  }
  function layermenuout(id, nr, action){
    if ( active_layer != '') document.getElementById(active_layer).style.visibility= "hidden";
  }