After the fall elections, InTrade stopped accepting bets from US residents, under pressure from the CFTC regulatory agency.
Now the whole thing is shut down:Online Betting Site Intrade Is Shut After Audit Queries
Late Sunday, Intrade said it would close all outstanding bets after the company had discovered potential “financial irregularities” under Irish law. The company said it also had ceased trading, settled all outstanding customer contracts and stopped users’ banking transactions from the Web site.
Not so snazzy after all.