CSS / 3 columns / header / footer
This page doesn't use any hack for the layout and a filter for the menu.
It makes the link active for the whole line with MSIE.
The menu doesn't use both a width and padding/border on the same element.
The different versions of MSIE will not need hacks.
Code compatible with:
Some CSS layouts need "hacks" either for a specific Mozilla value or for a few MSIE oddities.
The code uses "hacks" even if avoiding them is the best solution.