Deprecated: mysql_connect(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead in /home/kafedra-1/tomography.ru/docs/guestbook.php on line 7

Warning: mysql_connect(): Connection refused in /home/kafedra-1/tomography.ru/docs/guestbook.php on line 7
Не могу подключиться к MySQL.