if (document.getElementById) { window.onload = swap };
function swap() {
var numimages=7;
rndimg = new Array("/themes/tvs/images/diashow/dia_bild_1.jpg", "/themes/tvs/images/diashow/dia_bild_2.jpg" , "/themes/tvs/images/diashow/dia_bild_3.jpg" , "/themes/tvs/images/diashow/dia_bild_4.jpg",  "/themes/tvs/images/diashow/dia_bild_5.jpg",  "/themes/tvs/images/diashow/dia_bild_6.jpg",  "/themes/tvs/images/diashow/dia_bild_7.jpg"); 
x=(Math.floor(Math.random()*numimages));
randomimage=(rndimg[x]);
document.getElementById("randompix").style.backgroundImage = "url("+ randomimage +")"; 
}