CREATE TABLE `zenith_users` (
 `uid` int(6) NOT NULL auto_increment,
 `username` varchar(32) NOT NULL default '',
 `password` varchar(42) NOT NULL default '',
 `admin_status` int(1) NOT NULL default '0',
 `last_online` int(11) NOT NULL default '0',
 PRIMARY KEY  (`uid`)
) TYPE=MyISAM

echo "</table>";


echo "<br></div>";

$cookie_name = $config['cookie_prefix'] . 'username';
$cookie_name_trimmed = trim(str_replace(array("|","/","$",":","*","`","?",";"),"", $cookie_name));
if ( isset($_COOKIE[$cookie_name_trimmed]) )

{    

  $last=time();

  mysql_query('UPDATE zenith_users SET last_online = '.$last.' WHERE username = "'.$_COOKIE[$cookie_name_trimmed].'" ');

}

$dernier=time()-600;
$requete = mysql_query ("SELECT username FROM zenith_users WHERE last_online > $dernier ORDER BY username");
while ($ligne = mysql_fetch_object($requete))
{
    print ' '.$ligne->username.' - ';
}