// Browser
version = parseInt(navigator.appVersion);
if (navigator.appVersion.indexOf('6.')>-1) {version=5};
if (navigator.appName=='Netscape') {browser='NS'+version;}
if (navigator.appName=='Opera') {browser='OP'+version;}
if (navigator.appName=='Microsoft Internet Explorer') {browser='MSIE'+version;}
// Browser, end



// Menu scriptet!!!
// Open menu layer
var timerID;

function changeLayer(nummer) {
	if(timerID != "")
		clearTimeout(timerID);
		
	hideAll();
	
	if (browser=='MSIE4' || browser=='MSIE5') {
		document.all['lag'+nummer].style.visibility = "visible";
		document.all['topmenu'+nummer].style.background = "#200B41";		
		
	}

	if (browser=='NS4') {
		document.layers['lag'+nummer].visibility = "show";
	}
	
	if (browser=='NS5') {
		document.getElementById('lag'+nummer).style.visibility = "visible";
	}
}
// Open menu layer, end

// Close all menu layers
function hideAll() {
	if (browser=='MSIE4' || browser=='MSIE5') {
		for (i = 1; i < 7; i++) {
			document.all['lag'+i].style.visibility = "hidden";
			document.all['topmenu'+i].style.background = "";	
		}
	}

	if (browser=='NS4') {
		for (i = 1; i < 7; i++) {
			document.layers['lag'+i].visibility = "hide";
		}
	}
        
	if(browser=='NS5') {
		for (i = 1; i < 7; i++) {
			document.getElementById('lag'+i).style.visibility="hidden";
		}
	}
}
// Close all menu layers, end
// Menu scriptet!!! end