if (((float)$longitude != 0.0) || ((float)$latitude != 0.0)) {
			$sql = "INSERT INTO " .MAP_MOD_USER_TABLE. "
			VALUES (" . intval($user_id) . "," . (float)$longitude . "," . (float)$latitude . ")";
			if(! $result = $db->sql_query($sql)) {
				message_die(GENERAL_ERROR, 'Could not update map table.', '', , , $sql);
			}