Forget about religion and never bring that up at all. Instead, bring him up #1 to be honest and #2 to be questioning. If you teach your child these 2 qualities then you are equipping your child with the 2 greatest tools in life so that he, in his own strength, can find his own truth in life.
WARNING: Fans of boring web interfaces (like mine), the above site contains an obscene amount of colours and even an attempt to put music on the site. But the content of the above post is good.
p.s. Jeremy you should really fix your blog entry links. It’s tough to find the link to your entry.