vm1ob = new Image(); 
  vm1ob.src = "images/menu01.gif"; 
  vm1u = new Image(); 
  vm1u.src = "images/menu01a.gif";
  vm2ob = new Image(); 
  vm2ob.src = "images/menu02.gif"; 
  vm2u = new Image(); 
  vm2u.src = "images/menu02a.gif";
  vm3ob = new Image(); 
  vm3ob.src = "images/menu03.gif"; 
  vm3u = new Image(); 
  vm3u.src = "images/menu03a.gif";
  vm4ob = new Image(); 
  vm4ob.src = "images/menu04.gif"; 
  vm4u = new Image(); 
  vm4u.src = "images/menu04a.gif";
  vm5ob = new Image(); 
  vm5ob.src = "images/menu05.gif"; 
  vm5u = new Image(); 
  vm5u.src = "images/menu05a.gif";
  vm10ob = new Image(); 
  vm10ob.src = "images/menu10.gif"; 
  vm10u = new Image(); 
  vm10u.src = "images/menu10a.gif";
  vm6ob = new Image(); 
  vm6ob.src = "images/menu06.gif"; 
  vm6u = new Image(); 
  vm6u.src = "images/menu06a.gif";
  vm7ob = new Image(); 
  vm7ob.src = "images/menu07.gif"; 
  vm7u = new Image(); 
  vm7u.src = "images/menu07a.gif";
  vm8ob = new Image(); 
  vm8ob.src = "images/menu08.gif"; 
  vm8u = new Image(); 
  vm8u.src = "images/menu08a.gif";
  vm9ob = new Image(); 
  vm9ob.src = "images/menu09.gif"; 
  vm9u = new Image(); 
  vm9u.src = "images/menu09a.gif";

  function Picdown(bild)
  { 
    wechsel = eval(bild + "ob.src"); 
    document[bild].src = wechsel;
    return true;
  }

  function Picup(bild) 
  { 
    wechsel = eval(bild + "u.src");
    document[bild].src = wechsel;
    return true;
  }