var currentDiv = "x";

function showDiv(divID)
{
	// Set it to be visible: show for Netscape, visible for IE
	var value = (document.layers) ? "show" : "visible";

	// Show the selected layers
	getStyleObj((divID)).visibility = value;
}

function hideDiv(divID)
{
	// Set it to be hidden: hide for Netscape, hidden for IE
	var value = (document.layers) ? "hide" : "hidden";

	// Hide the selected layers
	getStyleObj((divID)).visibility = value;
	
}

function swapDiv(divID)
{
	hideDiv(currentDiv);
	showDiv(divID);
	currentDiv = (divID);
}
	
function getStyleObj(divID)
{
	// Return the appropriate style object for Netscape or IE
	var obj = false;
	
	if (document.all) obj = document.all[divID].style;
	else if (document.layers) obj = document.layers[divID];
	else var obj = document.getElementById(divID).style;
	return obj;
}