function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		rings_over = newImage("images/menu_rings-over.gif");
		earrings_over = newImage("images/menu_earrings-over.gif");
		neckwear_over = newImage("images/menu_neckwear-over.gif");
		wristwear_over = newImage("images/menu_wristwear-over.gif");
		wedding_over = newImage("images/menu_wedding-over.gif");
		diamonds_over = newImage("images/menu_diamonds-over.gif");
		preloadFlag = true;
	}
}
function viz() {
 document.getElementById("less").style.visibility = "hidden";
  document.getElementById("cont").style.visibility = "hidden"; 
  document.getElementById("cont").style.height = "1px"; 
}
function flip(act) {
 if (act == "show") {
  document.getElementById("cont").style.visibility = "visible";
  document.getElementById("more").style.visibility = "hidden";
  document.getElementById("less").style.visibility = "visible";
  document.getElementById("cont").style.height = "auto";
 
 } 
 else {
  document.getElementById("cont").style.visibility = "hidden";
  document.getElementById("more").style.visibility = "visible";
  document.getElementById("less").style.visibility = "hidden";
  document.getElementById("cont").style.height = "1px";
 }
}