The inmate accused of strangling John Geoghan in his prison cell hated homosexuals and began plotting the attack on the child molesting former priest weeks ago, a prosecutor said yesterday. 'He looked on Father Geoghan as a prize,' District Attorney John Conte said. No question he had been planning it for well over a month.Joe L. Druce, who is serving a life term for killing a gay man 15 years ago, cut apart a book to make a perfect tool for jamming the door of Geoghan's cell and spent time stretching the socks used in the strangling, Conte said.'Druce had...