Hi, Was looking for some scientific programming info and ran across this page... http://www.johnlapeyre.com/pdl/pdldoc/newbook/ -- -- -- -- -- Venimus, Vidimus, Dolavimus James Choate jameschoate at austin.rr.com james.choate at twcable.com 512-657-1279 www.ssz.com Adapt, Adopt, Improvise -- -- -- --