Warning: require_once(smarty/Smarty.class.php) [function.require-once]: failed to open stream: No such file or directory in /var/www/html/index2.php on line 8

Fatal error: require_once() [function.require]: Failed opening required 'smarty/Smarty.class.php' (include_path='.:/usr/share/pear') in /var/www/html/index2.php on line 8