Bravo Dennis Greene, I was just about to respond to the comments about drug companies marketing medicines, etc. that "appeal" to a large portion of the population. No need now, well thought out, well written. Thanks. J. Darwin Hawkins Test Engineering Phone: (316) 523-2804 (W), (316) 788-2322 (H) Fax: (316) 523-3130 Work E-Mail: [log in to unmask] Home E-Mail: [log in to unmask]