U1 = new Image(); 
U1.src = "gif/home.gif"; 
A1 = new Image(); 
A1.src = "gif/home_a.gif";
U2 = new Image(); 
U2.src = "gif/aktuelle_projekte.gif"; 
A2 = new Image(); 
A2.src = "gif/aktuelle_projekte_a.gif";
U3 = new Image(); 
U3.src = "gif/orgelportraits.gif"; 
A3 = new Image(); 
A3.src = "gif/orgelportraits_a.gif";
U4 = new Image(); 
U4.src = "gif/gerald_woehl.gif"; 
A4 = new Image(); 
A4.src = "gif/gerald_woehl_a.gif";
U5 = new Image(); 
U5.src = "gif/die_werkstatt.gif"; 
A5 = new Image(); 
A5.src = "gif/die_werkstatt_a.gif";
U6 = new Image(); 
U6.src = "gif/mitarbeiter.gif"; 
A6 = new Image(); 
A6.src = "gif/mitarbeiter_a.gif";
U7 = new Image(); 
U7.src = "gif/termine.gif"; 
A7 = new Image(); 
A7.src = "gif/termine_a.gif";
U8 = new Image(); 
U8.src = "gif/tontraeger.gif"; 
A8 = new Image(); 
A8.src = "gif/tontraeger_a.gif";
U9 = new Image(); 
U9.src = "gif/notizen.gif"; 
A9 = new Image(); 
A9.src = "gif/notizen_a.gif";
U10 = new Image(); 
U10.src = "gif/kontakt.gif"; 
A10 = new Image(); 
A10.src = "gif/kontakt_a.gif";
function BiWe(Bildnr,Bildobjekt) 
{ window.document.images[Bildnr].src = Bildobjekt.src; }