Many thanks to all who replied, In no particular order:- Tom Mulholland, Gunter Berton, Andrew Ward, Francisco Zagmutt, N. Olsen all is well Cheers Guy -------------------------------------------------------- Guy J Forrester Biometrician Manaaki Whenua - Landcare Research PO Box 69, Lincoln, New Zealand. Tel. +64 3 325 6701 x3738 Fax +64 3 325 2418 E-mail ForresterG@LandcareResearch.co.nz www.LandcareResearch.co.nz ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ WARNING: This email and any attachments may be confidential and/or privileged. They are intended for the addressee only and are not to be read, used, copied or disseminated by anyone receiving them in error. If you are not the intended recipient, please notify the sender by return email and delete this message and any attachments. The views expressed in this email are those of the sender and do not necessarily reflect the official views of Landcare Research. Landcare Research http://www.landcareresearch.co.nz ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ [[alternative HTML version deleted]]