function doRandom()
{
	var mess = new Array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16','17','18','19');
	var max = mess.length;
	var num = Math.floor((Math.random() * max));
	
	document.write("<div id=\"content\" style=\"background: url(/images/home_bkgd" + mess[num] + ".jpg) no-repeat top left;\">");
}