The achievement of Stephen King is unlike that of any writer. He has taken a genre which was somewhat moribund when he came to it -- the horror novel -- and transformed it into one of the most phenomenally successful areas for quality popular writing -- what´s more, his unprecedented sales success has inspired hundreds of imitators, and while few can match his inspiration (or, for that matter, his jawdropping productivity), there is no question that he has rejuvenated the horror field. Not that King confined himself to the strict parameters one might associate with the genre; several of his books -- such as this latest one, The Dome, stray into science fiction territory). But King