It demonstrates the principle, and I did find that with a quick search and havn't used it personally. So you could now find something better, and tell us about it. That's how forum users help each other out.

...oh, and I forgot, only Casablanca based firmware supports Menus. 500x/400x users have always been limited to seeing the core media in a bluray rip. So I think that's the best you can do with an X model.