// (c) by www.creapower.com

var IE=false,IE4=false,IE5=false,NS=false,NS4=false,NS5=false;
if(navigator.appName.indexOf("Netscape")!=-1) {
	NS=true;
	if(parseInt(navigator.appVersion)==4) {NS4=true}
	if(parseInt(navigator.appVersion)>4) {NS5=true}
}
if(navigator.appName.indexOf("Microsoft")!=-1) {
	IE=true;
	if(parseInt(navigator.appVersion)==4) {IE4=true}
	if(parseInt(navigator.appVersion)>4) {IE5=true}
}
if(NS4==false&&NS5==false&&IE4==false&&IE5==false) {
	alert("Sie benötigen Netscape Navigator\n"+
		"oder Microsoft Internet Explorer\n"+
		"Version 4.0 oder höher.\n\n"+
		"You need Netscape Navigator\n"+
		"or Microsoft Internet Explorer\n"+
		"Version 4.0 or higher.")
}