Closed captions machine?

[Kodos]

Is there such a thing as a closed captions machine that you can put on top of your TV so that you don't have to have the words blocking part of your screen? I hate them, but my wife and step-dad both like having them on.

[Butter]

http://www.captiondisplay.com/

http://www.captions.org/ (Go to technology link here for more details about various captioning stuff)