Yup, Vitesse works fine and is perfectly respectable. The only restriction is on which pedigrees can be used. -- Dave Curtis Tel : +44-171-377-7729 Dept Adult Psychiatry Fax : +44-171-377-7316 3rd Floor Outpatient Building Email : dcurtis at hgmp.mrc.ac.uk Royal London Hospital WWW : http://www.gene.ucl.ac.uk/~dcurtis/ Whitechapel, London E1 1BB, UK