Missing Controller

Error: CataIntro.htmController could not be found.

Error: Create the class CataIntro.htmController below in file: app/controllers/cata_intro.htm_controller.php

<?php
class CataIntro.htmController extends AppController {

	var $name = 'CataIntro.htm';
}
?>

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