Orangemen agonising over the Belfast Agreement should be free to vote Yes in the referendum, a group of them said today. In a move which confirmed deep divisions among the rank and file, a new pressure group called spirit of the unionist insisted: "Orangemen are free to vote Yes."In a full-page advertisement in today's News Letter, the group, which is believed to represent senior Orangemen in counties Down, Antrim, called for an end to the divisions which they can say can only weaken the union.