No, they seem to like living on the bleeding edge side :-) . Jannie -- Prof. Jan-Hendrik S. Hofmeyr Centre for Studies in Complexity and Dept. of Biochemistry University of Stellenbosch Private Bag X1, Matieland 7602 South Africa Tel. +27 21 808 5842 Fax. +27 21 808 5863 email: jhsh at sun.ac.za