Stuart Snyder had barely started his job last year overseeing Turner Broadcasting System's Cartoon Network when he heard Lucasfilm was working on a full-length series of "Star Wars: The Clone Wars." The series evolved from a Lucasfilm-Cartoon Network partnership of "Clone Wars" shorts and picks up the storyline from a full-length movie currently playing in theaters. Snyder said he flew to San Francisco to screen several episodes. He then told filmmaker George Lucas that the only place he wanted to see the show was on Cartoon Network. ...