var browserType;

if (document.layers) {browserType = "nn4"}
if (document.all) {browserType = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {browserType= "gecko"}

function hide() 
{
	if (browserType == "gecko" )
		document.poppedLayer = eval('document.getElementById(\'questions\')');
	else if (browserType == "ie")
		document.poppedLayer = eval('document.all[\'questions\']');
	else
		document.poppedLayer = eval('document.layers[\'`questions\']');
	document.poppedLayer.style.display = "none";
	document.poppedLayer.style.visibility = "hidden";
}

function show() 
{
	if (browserType == "gecko" )
		document.poppedLayer = eval('document.getElementById(\'questions\')');
	else if (browserType == "ie")
		document.poppedLayer = eval('document.all[\'questions\']');
	else
		document.poppedLayer = eval('document.layers[\'`questions\']');
	document.poppedLayer.style.display = "block";
	document.poppedLayer.style.visibility = "visible";
}

function confirmAnswer()
{
	show() 
}