Missing Controller

Error: JgrowlController could not be found.

Error: Create the class JgrowlController below in file: app/controllers/jgrowl_controller.php

<?php
class JgrowlController extends AppController {

	var $name = 'Jgrowl';
}
?>

Notice: If you want to customize this error message, create app/views/errors/missing_controller.ctp