The edit bar has now been moved above the title bar of the site (Before it was just above where it says "Home" in my screenshot). They have also added "Google Sites:" with the name of the site linked to the homepage.

http://cheesemonger32.googlepages.com/Screenshot-HomeMrrix32-MozillaFirefo.png

This was mentioned in the recent blog post announcing that Google Sites was available in 37 more languages:

http://googlesitesblog.blogspot.com/2008/10/sites-goes-international.html

Which was briefly discussed here, although it didn't mention the interface updates: http://blogoscoped.com/forum/143001.html