Missing Method in HostelsController

Error: The action mainscreen is not defined in controller HostelsController

Error: Create HostelsController::mainscreen() in file: app/controllers/hostels_controller.php.

<?php
class HostelsController extends AppController {

	var $name = 'Hostels';


	function mainscreen() {

	}

}
?>

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