Biba, I'm afraid you're going to be waiting a while to be rescued if that 's the message you're sending. Any older Boy Scout will tell you that S.O.S. is actually . . . - - - . . . ! Hugh, Medicine Hat, Ab '74 Spider -- to be removed from alfa, see /bin/digest-subs.cgi or email "unsubscribe alfa" to majordomo@domain.elided