http://www.nihongoresources.com/language/dialects/oosakaben.html - Most conprehensive page I've seen today that explains almost EVERYTHING you want to know to understand Kansaiben (assuming you know standard Tokyo Japanese).
Too bad I'm not staying in the Kinki part of Japan. :P I won't get to hear the Kansai-ben
must sleep... must not LJ... must not internet....