function show(divid) {
	if (divid == "one") {
		divref = document.getElementById(divid).style;
		divref.display = "block"; 
		document.getElementById("two").style.display = "none";
	} else {
		divref = document.getElementById(divid).style;
		divref.display = "block"; 
		document.getElementById("one").style.display = "none";
	}
}