// JavaScript Document

bgc = new Array();
bgc[0] = "url(/log/img/bg1.gif)";
bgc[1] = "url(/log/img/bg2.gif)";
bgc[2] = "url(/log/img/bg3.gif)";
bgc[3] = "url(/log/img/bg4.gif)";
n = Math.floor(Math.random()*bgc.length);
document.body.style.backgroundImage = bgc[n];