Message text written by INTERNET:tft@brainiac.com >One of the reasons I proposed this methodology! One of the problems with the "add/subtract" rule is that it can make a difficult task impossible. < Why is that a bad thing? Michael ===== Post to the entire list by writing to tft@brainiac.com. Unsubscribe by mailing to majordomo@brainiac.com with the message body "unsubscribe tft"