if (document.referrer.indexOf('aligma.de') == -1 && document.location.href.indexOf('?lang=') == -1){
	var language;
	if (navigator.appName == 'Netscape'){
		language = navigator.language;
	} else {
		language = navigator.browserLanguage;
	}
	if (language.indexOf('de') > -1){
		top.document.location.href = 'index.php?lang=de';
	} else {
		if (language.indexOf('en') > -1){
			top.document.location.href = 'index.php?lang=en';
		}
	}
}