Offline I was asked to include the image referred to in an earlier post. I had assumed that others had seen it, but it did not show up. David Pilling converted two later images and a second message but this one is needed to make any sense out of the messages I sent! I hope it works this time. Andrew San Diego _______________________________________________ pbs mailing list pbs@lists.pacificbulbsociety.net http://lists.pacificbulbsociety.net/cgi-bin/…