Adsense targeting older posts
I've just incorporated the adsense fix on my homepage, but it may take a few weeks to kick in (as I have to wait until I'm next indexed by Google.
I can think of four possibilities (assuming Blogger is actually serving up the same code to you as it does to me...)
2) Your browser isn't rendering IFrames correctly
3) For some reason Google isn't serving the ad code to you - perhaps it doesn't like you!
4) My dodgy div-based layout is somehow messing up on your browser and hiding the ads