This would be very interesting. And perhaps when we stop growing so much probably practical, but hey good idea. Worth checking into. Shelley L. Rhodes and Judson, guiding golden juddysbuddy@xxxxxxxxxxxx Guide Dogs For the Blind Inc. Graduate Advisory Council www.guidedogs.com The vision must be followed by the venture. It is not enough to stare up the steps - we must step up the stairs. -- Vance Havner