query($sql); $nt = $result->fetch_assoc(); if ("0" == $nt['Auftrag_ID']) { include __DIR__ . "/rech_oa.php"; return (0); } if ($nt['Vorkasse']) { include __DIR__ . "/rech_vk.php"; return (0); } if ($nt['Schluss_Rechnung']) { include __DIR__ . "/rech_sr.php"; return (0); } include __DIR__ . "/rech_az.php";