- $data=strtr($data,array("Ö"=>"OE","Ä"=>"AE","Ü"=>"UE","ö"=>"OE","ä"=>"AE","ü"=>"UE","ß"=>"SS"));
+ $data=strtr($data,array("Ö"=>"OE","Ä"=>"AE","Ü"=>"UE","ö"=>"OE","ä"=>"AE","ü"=>"UE","ß"=>"SS",
+ 'Ö'=>'OE','Ä'=>'AE','Ü'=>'UE','ö'=>'OE','ä'=>'AE','ü'=>'UE','ß'=>'SS'));