// JScript File
if (document.getElementById) { window.onload = swap; }

function swap() {
    var numimages=5;
    rndimg = new Array("/images/pages_artists/bg1.jpg", "/images/pages_artists/bg2.jpg", "/images/pages_artists/bg3.jpg", "/images/pages_artists/bg4.jpg", "/images/pages_artists/bg5.jpg"); 
    x=(Math.floor(Math.random()*numimages));
    randomimage=(rndimg[x]);
    $("artists_container").style.backgroundImage = "url("+ randomimage +")"; 
}