// JavaScript Document
<!-- Activate cloaking device
var randnum = Math.random();
var inum = 5;
// Change this number to the number of images you are using.
var rand1 = Math.round(randnum * (inum-1)) + 1;
bgClass = new Array
bgClass[1] = "content01"
bgClass[2] = "content02"
bgClass[3] = "content03"
// Ensure you have an array item for every image you are using.
var class = bgClass[rand1]
// Deactivate cloaking device -->