Beyond the Box charts the revolution in television viewing that is currently underway in living rooms across the country. From voting practices on American Idol and text-messaging on Degrassi, to online forums for connecting with other Buffy the Vampire fans and "Save-the-Show" write-in campaigns aimed at television execs, the power of the Internet has fundamentally altered television viewing. Americans no longer just watch TV; they participate in, lobby for, respond and relate to favorite shows and characters in an entirely new --indeed, unprecedented -- way. Once the domain of cult TV alone --think "trekkies" and "Xena Warrior Princess" devotees -- tele-participation has now gone mainstream. Sharon Ross probes