Now that John McCain has been pressured to throw overboard the lunatic evangelists whose support he begged for, perhaps he can unwind with The Wittenburg Door's home screenings of the "Ten Worst Movies About Jesus." As David Gallagher starts things off in the latest issue of the magazine: "These are the movies that make the story of the Son of Man look like the story for Son of Flubber. THE ROBE Keeping Jesus off camera for most of "The Robe" is the only thing 20th Century-Fox ever did to help