Here's a quick tip for the Menu control. I'm pretty sure there were some good reasons why this wasn't the default but I just can't think of them at the moment. [EDIT: I just remembered one of them, this won't work perfectly with ItemSpacing...]
If you want to make the entire cell clickable (and not just the text), try using a style "display:block; width:100%". You'll only want to apply this to the <A> inside the cells.
Here's an example: