How do you generate a shade for a skylight? I am looking for ways to attach a shade to a skylight...

I am looking for ways to attach a shade to a skylight using some sort of track so I can open it. Also anyone know where I can buy the track system?
Room aid please?
Answers:    Anyplace that sell blinds can help you with a custom establish. Custom orders are not returnable so be sure to have a professional index.
Painting living room...?
Take a look at these:

http://www.yourblinds.com/Cell_Skylight_...