As far as I know you've done a perfect job at it. They integrate so perfectly with your content and looks. I think this is what "contextual" advertising is all about. Nice job. EDITED PS >> I think the 2 large horizontal banners below are too close to each other. I'd place one of them either at the very top of the page or perhaps as a skyscraper on the left menu.
in the Action » Invisibility i think can you resize is bester and one think google ads can not put near the picture
i see "Ads" label above your adsense ads which is on your header. this is against he tos. i think you must remove it