var IE = false;
	var NS=false;
	var browser_version = parseInt(navigator.appVersion);
	var browser_type = navigator.appName;
	if (browser_type == "Microsoft Internet Explorer" && (browser_version >= 4)) { 
		IE = true; 
	} else if (browser_type == "Netscape" && (browser_version >= 4) && (browser_version < 5)) { 
		NS = true; 
	}else if (browser_type == "Netscape" && (browser_version >= 5)) { 
		IE = true;  
	}

	function createLayer() 
		{ if (NS) {
			document.write('<ILAYER>');
			document.write('<LAYER id="zebra" align="center" visibility="hide" z-index="10" onClick="hideLayer(zebra)">');
			document.write('</LAYER>');
			document.write('</ILAYER>');
		}
		if (IE) {
			document.write('<DIV id="zebra" align="center" style="position: absolute; visibility: hidden; z-index: 10" onClick="hideLayer(zebra)">');
			document.write('</DIV>');
		}
	}
	
	var name = new Image();
	function showLayer(zebra) {
		if (IE) { zebra.style.visibility = "visible"; }
		if (NS) { zebra.visibility = "show"; }
	}
	function hideLayer(zebra) {
		if (IE) { zebra.style.visibility = "hidden"; }
		if (NS) { zebra.visibility = "hide"; }
	}
	
	createLayer();