Normal1 = new Image();
Normal1.src = "system/but_home_d1.png";     /* Home - normal */
Highlight1 = new Image();
Highlight1.src = "system/but_home_a1.png"; /* Home - active */

Normal2 = new Image();
Normal2.src = "system/but_links_d1.png";     /* Links - normal */
Highlight2 = new Image();
Highlight2.src = "system/but_links_a1.png"; /* Links - active */

Normal3 = new Image();
Normal3.src = "system/but_gal_d1.png";     /* Gallery - normal */
Highlight3 = new Image();
Highlight3.src = "system/but_gal_a1.png"; /* Gallery - active */

Normal4 = new Image();
Normal4.src = "system/but_gb_d1.png";     /* Gästebuch - normal */
Highlight4 = new Image();
Highlight4.src = "system/but_gb_a1.png"; /* Gästebuch - active */

Normal5 = new Image();
Normal5.src = "system/but_imp_d1.png";     /* Impressum - normal */
Highlight5 = new Image();
Highlight5.src = "system/but_imp_a1.png"; /* Impressum - active */

/* usw. fuer alle weiteren zu benutzenden Grafiken */

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