private function deleteForm($bID, $qsID)
    {
        $db = Loader::db();
        $this->deleteFormAnswers($qsID);

        $v = [intval($bID)];
        $q = 'DELETE FROM btFormQuestions WHERE bID = ?';
        $r = $db->query($q, $v);

        $q = 'DELETE FROM btForm WHERE bID = ?';
        $r = $db->query($q, $v);

        $q = 'DELETE FROM Blocks WHERE bID = ?';
        $r = $db->query($q, $v);
    }