Missing Method in PremiacaoController

Error: The action img is not defined in controller PremiacaoController

Error: Create PremiacaoController::img() in file: app/controllers/premiacao_controller.php.

<?php
class PremiacaoController extends AppController {

	var $name = 'Premiacao';


	function img() {

	}

}
?>

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