David: I have always admired persons such as yourself, who take their own time out to help others who are in similar situations, regarding visual impairments. So, having said that, there is a saying that I have coined many years ago:
"Don't act like you know everything: It gets in the way of those who do, but do not have to prove it verbally." Jerry For answers to frequently asked questions about this list visit: http://www.jaws-users.com/help/