How do I add my own image as a background Image to my disc's menu?

How do I add my own image as a background Image to my disc’s menu?
To add your own image as a background image to your disc’s menu, do this:

1. Under Edit, click Menu.
2. Click Template.
3. Click the Add to template button and select the image you want to use. The image you select is added to the User-defined category in the drop-down box.
   Note: To remove an image from the User-defined category, select it, then click Remove from template.
4. Click Ok to close the customization window.