Thank you for ur attention.. but i got a problem..
Warning: require_once(config/groups.php): failed to open stream: Permission denied in /var/www/html/index.php on line 43 Fatal error: require_once(): Failed opening required 'config/groups.php' (include_path='lib:.:/usr/share/pear:/usr/share/php') in /var/www/html/index.php on line 43