One possibility, and I am just speculating, is that given W's current situation, to have a war with the Dems where the face of the Democratic party is Kennedy and Schumer might be very good for the GOP overall.
Also, don't forget, Reagan had Bork and Ginsburg, and that didn't hurt is presidency. I am not sure why everyone thinks it is such a disaster to have a Supreme Court nominee lose.
Blackmun.
I also disagree with Alex Hamilton (Fed 76)