If this doesn't happen to Windows/IE and Netscape customers, it is probably not
particularly important.
http://beta.wikipedia.com/wiki/Special%3ARecentchanges
In mozilla, this page renders with the logo on top of the menu dropdown box and
the "Go" button. (Also, above that, the "Main Page" and "Recent
Changes" links
have the logo on top of them.)
The features "under" the logo are all functional, it just looks ugly.