The API for the ACP menu items allows you to add your own menu items in the admin panel for your package.
-Since WoltLab Suite 6.1 you can attach an event listener to the `wcf\event\acp\menu\item\ItemCollecting` event inside a bootstrap script to lazily register your ACP menu items.
+Since WoltLab Suite 6.1 you can attach an event listener to the `wcf\event\acp\menu\item\ItemCollecting` event inside a [bootstrap script](../package/bootstrap-scripts.md) to lazily register your ACP menu items.
The `register` method of the event expects an object of the type `wcf\system\menu\acp\AcpMenuItem` as a parameter. An `AcpMenuItem` object consists of the following parameters:
## Register a Custom Box
-You can attach an event listener to the `wcf\event\acp\dashboard\box\BoxCollecting` event inside a bootstrap script to lazily register custom boxes.
+You can attach an event listener to the `wcf\event\acp\dashboard\box\BoxCollecting` event inside a [bootstrap script](../../package/bootstrap-scripts.md) to lazily register custom boxes.
The class name of the box is registered using the event’s `register()` method:
```php title="files/lib/bootstrap/com.example.bar.php"