I have a series of divs in a pattern of header/body, where a click on the header will show the body in question.
This all happens with .click initialized on page ready..
It's a JavaScript thing; it's not jQuery related. What you're doing is creating a closure, but you're not understanding properly how they work.
You might want to read up on http://blog.morrisjohns.com/javascript_closures_for_dummies, especially Examples 5, 6, and 7.