Have a look at this in IE6 (Windows)
Especially the Curriculum Vitae and the Showreel.
Now look at it in Firefox, Opera or IE on a Mac.
The central section ( <div id="centre"> <div id="innercentre">)does not behave as intended (and does in IE). It is meant to fill the area between the heading and the the menu.
Why is this not happening? Luckily the style sheet is within the page.