window.name = "_thewindow";
browser = navigator.appName;
os = navigator.platform;
ie = "Microsoft Internet Explorer";
netscape = "Netscape";
mac = "MacPPC"

ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false
function display2(tab)
	{
		//alert("Yes");
		//alert(tabs.length);
		if (browser == netscape)
		{
			if(document.layer[tab].style.display != '')
			{
				switch (tab)
				{
					case "Average":
					document.layer[tab].style.display = 'block';
					document.layer["Total"].style.dispaly = ''
					break;
					case "Total":
					document.layer[tab].style.display = '';
					document.layer["Average"].style.display = 'block'
					break;
				}
				
			}
			else
			{
				switch (tab)
				{
					case "Average":
					document.layer[tab].style.display = 'block';
					document.layer["Total"].style.display = ''
					break;
					case "Total":
					document.layer[tab].style.display = 'block';
					document.layer["Average"].style.display = ''
					break;
				}
			}	
		}
		else if (browser == ie) {
		//alert(document.all[tab].style.display);
			if(document.all[tab].style.display != '')
			{
				switch (tab)
				{
					case "Average":
					document.all[tab].style.display = 'block';
					document.all["Total"].style.dispaly = ''
					break;
					case "Total":
					document.all[tab].style.display = '';
					document.all["Average"].style.display = 'block'
					break;
				}
				
			}
			else
			{
				switch (tab)
				{
					case "Average":
					document.all[tab].style.display = 'block';
					document.all["Total"].style.display = ''
					break;
					case "Total":
					document.all[tab].style.display = 'block';
					document.all["Average"].style.display = ''
					break;
				}
			}	
		}
	}
	function display(tab)
	{
		//alert("Yes");
		//alert(tabs.length);
		if (browser == netscape) {
		document.layers[tab].visibility = 'visible';
		}
		else if (browser == ie) {
		//alert(document.all[tab].style.visibility);
			if(document.all[tab].style.visibility == 'visible')
			{
				switch (tab)
				{
					case "Average":
					document.all[tab].style.visibility = 'hidden';
					document.all["Total"].style.visibility = 'visible'
					break;
					case "Total":
					document.all[tab].style.visibility = 'hidden';
					document.all["Average"].style.visibility = 'visible'
					break;
				}
				
			}
			else
			{
				switch (tab)
				{
					case "Average":
					document.all[tab].style.visibility = 'visible';
					document.all["Total"].style.visibility = 'hidden'
					break;
					case "Total":
					document.all[tab].style.visibility = 'visible';
					document.all["Average"].style.visibility = 'hidden'
					break;
				}
			}	
		}
	}
	
	function display3(tab)
	{
		alert("Yes");
		if (browser == netscape) 
		{
		document.layers[tab].visibility = 'visible';
		}
		else if (browser == ie)
		 {
		//alert(document.all[tab].style.display);
			
			document.all["Reserve"].style.display = 'block'
						
			
		}
	}