Missing Method in ProjectenController

Error: The action projecten is not defined in controller ProjectenController

Error: Create ProjectenController::projecten() in file: app/controllers/projecten_controller.php.

<?php
class ProjectenController extends AppController {

	var $name = 'Projecten';


	function projecten() {

	}

}
?>

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