ahem, I don’t know much about Plone and nothing about 4.3. This said, I have looked a bit at your site and it’s disturbing (the html, not your content :-)).
In most page the
section is empty and the part that should go normally in the
Maybe you could try to remove google analytics to see if it changes something ? that’s a total shot in the dark, but what can be done just looking at the site output anyway ?
Yes ! Plone output looks much more normal looked at using vi !