Peter Weiss pointed out the ROADMAP tutorial. I am sorry I am one of those who have not being paying close attention here. He mentioned that archives may be available, would somebody be kind enough to point out where I might begin to look. Thanks. John Alam University of South Carolina [log in to unmask] D020180 at UNIVSCVM.CSD.SCAROLINA.EDU [Internet] D020180 at UNIVSCVM [BITNet]