Na'vi Languge has Internet support

How fun! The language constructed especially for the movie "Avatar" has fun and cool support on the web.

If you've ever wanted to create your own language, you might want to see how Paul Frommer, a professor at USC with a doctorate in linguistics, built Na'vi. Check out these sites:

Learn Na'vi
An active forum plus a cool downloadable PDF of "The Na'vi Pocket Guide."