How Many Senate Seats Are Republicans Going To Win or Lose?

There's a new Quick Poll! question on this page that you should vote in. Republicans are worried by the uphill challenge they face in the November '08, when they must defend 22 Senate seats compared to the Democrats' 12. This is bruited as an explanation for recent GOP defections on the Iraq war. Scroll down the page, cast your vote and give us an idea of how you assess the Republicans' predicament.