'server_id', 'datatype' => 'INTEGER', 'formtype' => 'SELECT', 'op' => '=', 'prefix' => '', 'width' => '', 'value' => '', 'suffix' => '', 'datasource' => array ( 'type' => 'SQL', 'querystring' => 'SELECT a.server_id, a.server_name FROM server a, mail_domain b WHERE (a.server_id = b.server_id) ORDER BY a.server_name', 'keyfield' => 'server_id', 'valuefield' => 'server_name' ) );