Help me for this library

I forgot to say i already done this.

PHP Code:

(defined('BASEPATH')) OR exit('No direct script access allowed');

/* load the MX_Loader class */
require APPPATH."third_party/MX/Loader.php";

//class MY_Loader extends MX_Loader {}


class MY_Loader extends MX_Loader {

//simplicity codes
} 


But still not loading js, meta css file only. Other things running perfactly Please