Missing Method in ImagesController

Error: The action gradient is not defined in controller ImagesController

Error: Create ImagesController::gradient() in file: app/controllers/images_controller.php.

<?php
class ImagesController extends AppController {

        var $name = 'Images';


        function gradient() {

        }

}
?>

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