Also, the site linked to for "Call your representative now" (http://fightforthefuture.org/) is either outdated or factually incorrect:

"The Stop Online Piracy Act could pass this week."

IIRC, Congress is in winter recess. Also, it's still in subcommittee: http://www.opencongress.org/bill/112-h3261/actions_votes

And of course, its Senate-companion must be voted on, too, before it reaches the President.