Commentor jrh points to a way to run the I Ching online. This standard and pretty complete translation comes from Bay Area programmers Rick Morin and Vicky Brown.
I also recommend these books on the subject:
Understanding the I Ching
Translated and described by Tom Riseman
The Aquarian Press, 1980
ISBN 0-85030-985-9
The Illustrated I Ching
Translated and explained by R. L. Wing
A Dolfin Book (Doubleday), 1982
ISBN 0-385-17789-5