I'm trying to teach myself how to use CSS to create site layouts. I've got a mock up of a really basic site, and through a lot of trial and error i've managed to get a working layout... in FF. IE6, it does not come close to working. I've tried applying any of the ie hacks i've found that might be relevant, but nothing seems to be helping. It kind of looks like the double margin error in places, but the affected divs aren't floated. In short,...