$out .= !self::$user_id || self::$user_id == $user['id'] ? '<b>' . $user['name'] . '</b>' : '<a href="' . self::$system_set['homeurl'] . '/users/profile.php?user=' . $user['id'] . '"><b>' . $user['name'] . '</b></a>';изменить так?
$out .= !self::$user_id || self::$user_id == $user['id'] ? '<b>' . $user['name'] . '</b>' : '<a href="' . self::$system_set['homeurl'] . '/users/profile.php?user=' . $user['id'] . '"><b>' . $user['imname'] . '</b></a>';???