I may be being a bit naïve here myself, since I haven't had any technical experience of Assent yet, but why not do this through PAM, which seems to fall through to further mechanisms quite successfully, rather than GSS? Or am I missing something? Tim -- Head of Scientific Computing Wellcome Trust Sanger Institute -- The Wellcome Trust Sanger Institute is operated by Genome Research Limited, a charity registered in England with number 1021457 and a company registered in England with number 2742969, whose registered office is 215 Euston Road, London, NW1 2BE.