One good source for this kind of information is Parkinson Action Network 822 College Avenue Suit C Santa Rosa, CA 95404 707-544-1994 Ask to talk to Barry Ponneck. Good luck, and let us know via the Internet what advice you get. =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= Jon D. Stedman -> < [log in to unmask] > 1201-92 Sycamore Terrace Sunnyvale, CA 94086 408-247-6562 =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=