How to do JavaScript object introspection?

Question

What to do when after all probing, a reportedly valid object return \'undefined\' for any attribute probed? I use jQuery, $(\'selector\').mouseover(function() { });

Answer 1

Though this answer is a bit late, I'd still recommend checking out these links:

http://www.webweavertech.com/ovidiu/weblog/archives/000317.html
http://www.syger.it/Tutorials/JavaScriptIntrospector.html