U1 = new Image(); 
U1.src = "gif/monika_may.gif"; 
A1 = new Image(); 
A1.src = "gif/monika_may_a.gif";
U2 = new Image(); 
U2.src = "gif/restaurierung.gif"; 
A2 = new Image(); 
A2.src = "gif/restaurierung_a.gif";
U3 = new Image(); 
U3.src = "gif/kopie.gif"; 
A3 = new Image(); 
A3.src = "gif/kopie_a.gif";
U4 = new Image(); 
U4.src = "gif/entwicklung.gif"; 
A4 = new Image(); 
A4.src = "gif/entwicklung_a.gif";
U5 = new Image(); 
U5.src = "gif/bemalung.gif"; 
A5 = new Image(); 
A5.src = "gif/bemalung_a.gif";
U6 = new Image(); 
U6.src = "gif/sammlung.gif"; 
A6 = new Image(); 
A6.src = "gif/sammlung_a.gif";
U7 = new Image(); 
U7.src = "gif/impressum.gif"; 
A7 = new Image(); 
A7.src = "gif/impressum_a.gif";
function BiWe(Bildnr,Bildobjekt) 
{ window.document.images[Bildnr].src = Bildobjekt.src; }