>>11
I question your intelligence.
You're thinking of the American (not Japanese) animated series "Avatar: The Last Airbender", which has nothing to do with the American sci-fi film "Avatar" by James Cameron.
1: Where the word avatar comes from:
http://en.wikipedia.org/wiki/Avatar
2: 2009 sci-fi film, which is being discussed here:
http://en.wikipedia.org/wiki/Avatar_%282009_film%29
3: The animated series that are completely unrelated to the aforementioned 2009 film:
http://en.wikipedia.org/wiki/Avatar_%28TV_series%29