Hi Folks, This is just s test message to make sure the list works and the new archiving systems is ok... Cheers, dave h. Dave Houldershaw Dept. Crystallography, Birkbeck College, Univ. London, Malet Street, London WC1E 7HX. Tel. 0171 631 6860. Fax. 0171 631 6803 "In the beginning, there was nothing, which exploded." - Terry Pratchett