I have a need to port my XOM-based system to C# (no option). This is a long shot but (a) has anyone ported XOM to C# and (b) if not would it be possible to autoconvert it? Sorry and TIA P. Peter Murray-Rust Unilever Centre for Molecular Sciences Informatics University of Cambridge, Lensfield Road, Cambridge CB2 1EW, UK +44-1223-763069