Well it looks like from the number of people who replied to me, that the Simtel uploads is a useful service so I will continue to post them as they come in. RGDS -=ROB=- Rob Harper / E-mail: harper at convex.csc.fi Finnish State Computer Centre / Molbio/software: harper at nic.funet.fi P.O. Box 40, SF-02101 Espoo / Telephone: +358 0 457 2076 Finland / Fax: +358 0 457 2302