The National Religious Broadcasters dedicates its headquarters building this Friday afternoon. The building is located in Manassas, Va., in suburban Washington. It is a two-story structure that houses the Religious Broadcasting Hall of Fame and the group’s offices; it also will be home to a planned museum. Invited guests include John Ashcroft, Pat Robertson and Bill Bright, founder of Campus Crusade for Christ. The chairman and CEO of NRB is Glenn Plummer, head of Christian Television Network.