<?

$verified = false;
$test = 0;
$userdata = array("username" => "user0",
               "password" => "pass0"
            );

while(!$verified) {
   if($db_con = mysql_connect("hostname", $userdata['username'], $userdata['password'])) {
      mysql_select_db("yarrs_forum_db", $db_con);
      $verified = true;
   }
   else {
      list($userdata['username'], $userdata['password']) = change_db_user($test);
      $test ++;
      if($test == 5) {
         die("All available user/password combinations have been tested and failed!!!");
      }
      $verified = false;
   }
}

function change_db_user($counter) {
   $rtn = array();
   
   $usernames = array("user1", "user2", "user3", "user4", "user5", "user6");
   $passwords = array("pass1", "pass2", "pass3", "pass4", "pass5", "pass6");
   
   return array($usernames[$counter], $passwords[$counter]);
}

?>