// Umleitung in einen Fremdsprachen-Ordner
function switchToLanguage(languageName){
	oldLoc = document.location.href;
	
	replaceFrom = oldLoc.indexOf('/lng_');
	if(replaceFrom < 0){replaceFrom = oldLoc.indexOf('/lng%5F');}
	
	if(replaceFrom < 0){
		// Default-Sprache ist aktiv
		replaceFrom = oldLoc.lastIndexOf('/');		
	}
	
	replaceTo = oldLoc.indexOf('/', replaceFrom+1);
	if(replaceTo < 0){
		replaceTo = replaceFrom; //oldLoc.length-1;
	}
	
	if(languageName.length > 0){
		languageName = 'lng_' + languageName + '/';
	}
	
	newLoc = oldLoc.substring(0, replaceFrom+1) + languageName + oldLoc.substring(replaceTo+1);
	document.location.href = newLoc;
}