function flipdivs() {		var test = Math.ceil(Math.random()*2);		if (test == 1) {			if (document.all) { //IS IE 4 or 5 (or 6 beta)				document.all.div1.style.display = "block";				document.all.div2.style.display = "none";			}					else if (document.layers) { //IS NETSCAPE 4 or below				document.layers["div1"].display = "block";				document.layers["div2"].display = "none";			}					else if (document.getElementById &&!document.all) {				var one = document.getElementById("div1");				one.style.display = "block";				var two = document.getElementById("div2");				two.style.display = "none";			}		} else {			if (document.all) { //IS IE 4 or 5 (or 6 beta)				document.all.div1.style.display = "none";				document.all.div2.style.display = "block";			}					else if (document.layers) { //IS NETSCAPE 4 or below				document.layers["div1"].display = "none";				document.layers["div2"].display = "block";			}					else if (document.getElementById &&!document.all) {				var one = document.getElementById("div1");				one.style.display = "none";				var two = document.getElementById("div2");				two.style.display = "block";			}		}	}