Thanks, all, for the help on this point. I subscribe to the list in digest form and for some reason have not received Issue 22 which must include my original posting and Dave's reply - but I have the full story thanks to the copies in Sue's Email. Doubtless Issue 22 will turn up in its own good time. Cedric Hoptroff ________________________________________________________________________ AOL Email goes Mobile! You can now read your AOL Emails whilst on the move. Sign up for a free AOL Email account with unlimited storage today.