function titel(){
	var v = document.getElementById("titel").innerHTML;
	var letter = v.substr(0, 1);
	var txt = v.substr(1);
	var out = '<img id="bs" src="http://www.maerchenstern.de/img/az/' + letter + '.png" align="absmiddle">' + txt;
	document.getElementById("titel").innerHTML = out;
}
function getUri(){
	url = document.URL;	
	uri = url.split("maerchenstern.de")[1];
	
	return "uri: "+uri;
}