<!--	START JAVASCRIPT

	layerOn = "Intro_Text";
	navSafe = "No";
	navName = navigator.appName;
	navVersion = parseInt(navigator.appVersion);
	if (navName == "Microsoft Internet Explorer" && navVersion >= 4) navSafe = "IE";
	if (navName == "Netscape" && navVersion >= 4) navSafe = "NN";

	function hide_layer(layerName)  {
		if (layerOn != "none") {
			if (navSafe == "IE") {
				document.all[layerName].style.visibility = 'hidden';
			}
			if (navSafe == "NN") {
				document.layers[layerName].visibility = 'hidden';
			}
		}
	}

	function show_layer(layerName)  {
		hide_layer(layerOn);
		if (navSafe == "IE") {
			document.all[layerName].style.visibility = 'visible';
		}
		if (navSafe == "NN") {
			document.layers[layerName].visibility = 'visible';
		}
		layerOn = layerName;
	}

	function open_printable(fileToOpen) {
		pathToOpen = fileToOpen + "_printable.html";
		positionLeft = ((screen.width / 2) - 175);
		positionTop = ((screen.height / 2) - 250);
		fileWidth = "600";
		fileHeight = "400";
		windowFeatures = "top=" + positionTop + ",left=" + positionLeft + ",width=" + fileWidth + ",height=" + fileHeight + ",toolbar=0,scrollbars=1,resizeable=1,status=0,menubar=0";
		lastWinOpened = window.open(pathToOpen, fileToOpen, windowFeatures);
	}


//	END JAVASCRIPT -->