as you can see we are onboard as part of an obesity workshop to hit it from the data perspective (not because i am a poster child for obesity). if anyone has any particular interest in this or has done any work in this area let me know. i will pass along more information as i get it. -- Ed Christopher 708-283-3534 (V) 708-574-8131 (cell) FHWA RC-TST-PLN 19900 Governors Dr Olympia Fields, IL 60461