var bg = new Array();
bg[0] = '../images/900image1F.jpg'
bg[1] = '../images/900image2F.jpg'
bg[2] = '../images/900image3F.jpg'
bg[3] = '../images/900image4F.jpg'
bg[4] = '../images/900image5F.jpg'
var index = (Math.round(Math.random()*100%(bg.length-1)));
document.write("<table style='background-repeat: no-repeat; border-collapse: collapse; width: 900; height:100%' BACKGROUND="+bg[index]+">");