DROP TABLE IF EXISTS $table_robots;
CREATE TABLE `$table_robots` (
  `ipaddress` varchar(15) NOT NULL default '',
  `useragent` varchar(255) NOT NULL default ''
) TYPE=MyISAM;

DROP TABLE IF EXISTS $table_guests;
CREATE TABLE `$table_guests` (
  `ipaddress` varchar(15) NOT NULL default '',
  `onlinetime` int(10) NOT NULL default '0'
) TYPE=MyISAM;