	<!-- Hide JavaScript
	var IE  = navigator.appName == "Microsoft Internet Explorer";
	var NS6 = navigator.userAgent.indexOf("Gecko") != -1;
	var bOverLayer = false;
	previousLayer = 'empty';
	function show_layer2(layer) 
	{
		bOverLayer = true;
		if (IE || NS6) 
		{
			if (previousLayer != 'empty') 
			{
				document.getElementById(previousLayer).style.visibility = 'hidden';
			}
			document.getElementById(layer).style.visibility = 'visible';
		}
		else 
		{
			if (previousLayer != 'empty') 
			{
				document.layers[previousLayer].visibility = 'hidden';
			}
			document.layers[layer].visibility = 'visible';
		}
		previousLayer = layer;
	}
	function hide_layer2(layer) 
	{
		bOverLayer = false;
		if (IE || NS6) 
		{
			if (previousLayer != 'empty') 
			{
				document.getElementById(previousLayer).style.visibility = 'hidden';
			}
			document.getElementById(layer).style.visibility = 'hidden';
		}
		else 
		{
			if (previousLayer != 'empty') 
			{
				document.layers[previousLayer].visibility = 'hidden';
			}
			document.layers[layer].visibility = 'hidden';
		}
		previousLayer = layer;
	}
	function show_layer(layer) 
	{
		if (IE || NS6) 
		{
			if (previousLayer != 'empty') 
			{
				document.getElementById(previousLayer).style.visibility = 'hidden';
			}
			document.getElementById(layer).style.visibility = 'visible';
		}
		else 
		{
			if (previousLayer != 'empty') 
			{
				document.layers[previousLayer].visibility = 'hidden';
			}
			document.layers[layer].visibility = 'visible';
		}
		previousLayer = layer;
	}
	function hide_layer(layer) 
	{
		if (bOverLayer = false)
		{
			if (IE || NS6) 
			{
				if (previousLayer != 'empty') 
				{
					document.getElementById(previousLayer).style.visibility = 'hidden';
				}
				document.getElementById(layer).style.visibility = 'hidden';
			}
			else 
			{
				if (previousLayer != 'empty') 
				{
					document.layers[previousLayer].visibility = 'hidden';
				}
				document.layers[layer].visibility = 'hidden';
			}
			previousLayer = layer;
		}
	}
	//-->