// Adresse in Geocode umwandeln
function getCoorinates($address, $googleKey) {
	$geo = file('http://maps.google.com/maps/geo?q='.rawurlencode($address).'&output=csv'.'&key='.$googleKey);
	$response = split(",", $geo[0]);
	if ($response[0] == 200){
		$coordinates = $response[2].",".$response[3];
	}else{
		// Fehler
		$coordinates = "error";
	}
	return $coordinates;
}