menue1 = new Image();
menue1.src = "pic/menu_1_s.png";
menue2 = new Image();
menue2.src = "pic/menu_2_s.png";
menue3 = new Image();
menue3.src = "pic/menu_3_s.png"; 
menue4 = new Image();
menue4.src = "pic/menu_1hov_s.png";
menue5 = new Image();
menue5.src = "pic/menu_2hov_s.png";
menue6 = new Image();
menue6.src = "pic/menu_3hov_s.png";
function Bildwechsel(Bildnr,Bildobjekt) {
 document.getElementById(Bildobjekt).src = Bildnr.src;
}