Here is the best explanation I've ever seen (a bit more fleshed out than the OP): http://www.barelyfitz.com/screencast/html-training/css/positioning/ http://www

Here is the best explanation I've ever seen (a bit more fleshed out than the OP): http://www.barelyfitz.com/screencast/html-training/css/positioning/ http://www.barelyfitz.com/screencast/html-training/css/posit... And here's another good one that is specific to layouts: http://learnlayout.com/display.html http://learnlayout.com/display.html