OK, apologies to Carl and all. My error, it seems. Frank 55N 1W
-- No virus found in this outgoing message. Checked by AVG Free Edition. Version: 7.5.516 / Virus Database: 269.20.2/1272 - Release Date: 11/02/2008 17:28 --------------------------------------------------- https://lists.uni-koeln.de/mailman/listinfo/sundial
