Normal1 = new Image();
Normal1.src = "images/layout/layout7.jpg";     /* erste Standard-Grafik */
Highlight1 = new Image();
Highlight1.src = "images/layout/layout7-over.jpg"; /* erste Highlight-Grafik */

Normal2 = new Image();
Normal2.src = "images/layout/layout15.jpg";     /* erste Standard-Grafik */
Highlight2 = new Image();
Highlight2.src = "images/layout/layout15-over.jpg"; /* erste Highlight-Grafik */


Normal3 = new Image();
Normal3.src = "images/layout/layout18.jpg";     /* erste Standard-Grafik */
Highlight3 = new Image();
Highlight3.src = "images/layout/layout18-over.jpg"; /* erste Highlight-Grafik */

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