Carl wrote:Now run it again after substitutingfor . See the difference? Sorry, no. But I understand the idea.Whew, that's hard work. Not that I haven't already given the best years of my life to XyWrite.> how do you come up with these undocumented secrets? You study other people's code. We learned a lot by poring over XY4.DLG when it first appeared a dozen years ago. But mostly, you experiment. How else?Harry Binswanger hb@xxxxxxxx