var browsername;
browsername = navigator.appName;
switch(browsername) {
case "Microsoft Internet Explorer":
if(navigator.userLanguage.indexOf("de") > -1) {
	window.location.href = "de/index.html";} 
else {
	window.location.href = "en/index.html";}
break;
case "Netscape":
if(navigator.language.indexOf("de") > -1) {
	window.location.href = "de/index.html";} 
else {
	window.location.href = "en/index.html";}
break;
case "Opera":
if(navigator.language.indexOf("de") > -1) {
	window.location.href = "de/index.html";} 
else {
	window.location.href = "en/index.html";}
break;
default:
window.location.href = "en/index.html";
break;
}