Auke, Thanks for your reply. Regards, Andrew PS. I have been trying to contact you for a while at the e-mail address sent with you last reply, but I keep being reject. Please confirm you e-mail address. To UNSUBSCRIBE from the 'netastrocatalog' lists, use the Web form at: http://www.tiac.net/users/lewkaren/netastrocatalog/subscribe.html