Thanks for the link, Paul. Things appear to work fine now. Tom ________________________ W.T. Grandy, Jr. Professor of Physics, Emeritus University of Wyoming aztom at comcast.net -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://email.esm.psu.edu/pipermail/macosx-tex/attachments/20121215/9c3906c2/attachment.html>