if (document.getElementById) { window.onload = swap };
function swap() {
var numimages=7;
rndimg = new Array("/themes/sof/images/diashow/start_v01.jpg","/themes/sof/images/diashow/start_v02.jpg","/themes/sof/images/diashow/start_v03.jpg","/themes/sof/images/diashow/start_v04.jpg","/themes/sof/images/diashow/start_v05.jpg","/themes/sof/images/diashow/start_v06.jpg","/themes/sof/images/diashow/start_v07.jpg" ); 
x=(Math.floor(Math.random()*numimages));
randomimage=(rndimg[x]);
document.getElementById("randompix").style.backgroundImage = "url("+ randomimage +")"; 
}