Normal1 = new Image();
Normal1.src = "bilder/Home_normal.jpg";     
Highlight1 = new Image();
Highlight1.src = "bilder/Home_high.jpg"; 

Normal2 = new Image();
Normal2.src = "bilder/Kurse_normal.jpg";     
Highlight2 = new Image();
Highlight2.src = "bilder/Kurse_high.jpg";

Normal3 = new Image();
Normal3.src = "bilder/Workshops_normal.jpg";     
Highlight3 = new Image();
Highlight3.src = "bilder/Workshops_high.jpg";

Normal4 = new Image();
Normal4.src = "bilder/Historie_normal.jpg";     
Highlight4 = new Image();
Highlight4.src = "bilder/Historie_high.jpg";

Normal5 = new Image();
Normal5.src = "bilder/Auftritte_normal.jpg";     
Highlight5 = new Image();
Highlight5.src = "bilder/Auftritte_high.jpg";

Normal6 = new Image();
Normal6.src = "bilder/Gaestebuch_normal.jpg";     
Highlight6 = new Image();
Highlight6.src = "bilder/Gaestebuch_high.jpg";

Normal7 = new Image();
Normal7.src = "bilder/Kontakt_normal.jpg";     
Highlight7 = new Image();
Highlight7.src = "bilder/Kontakt_high.jpg";

Normal8 = new Image();
Normal8.src = "bilder/Impressum_normal.jpg";     
Highlight8 = new Image();
Highlight8.src = "bilder/Impressum_high.jpg";

function Bildwechsel (Bildnr, Bildobjekt) {
  window.document.images[Bildnr].src = Bildobjekt.src;
}