I just discovered that, at least on my AMD64/NVidia setup with the 5332 version of their drivers, in analysis 1.0b20 back to 17 the rulers do not get cleanly erased as you move them under certain circumstances: if I have only one window open if you resize a window to full screen Using the Mesa libs this doesn't seem to happen. -- Dr. Brian O. Smith ---------------------- B.Smith at bio.gla.ac.uk Division of Biochemistry & Molecular Biology, Institute Biomedical & Life Sciences, Joseph Black Building, University of Glasgow, Glasgow G12 8QQ, UK. Tel: 0141 330 5167/6459/3089 Fax: 0141 330 8640