Missing Controller

Error: JsInterfaceController could not be found.

Error: Create the class JsInterfaceController below in file: app/controllers/js_interface_controller.php

<?php
class JsInterfaceController extends AppController {

	var $name = 'JsInterface';
}
?>

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