I've just looked at this page: can you see how the italic markup seems
to have propagated into the quickbar?
And the W3C validator doesn't like it either: see
http://validator.w3.org/check?uri=http%3A%2F%2Fbeta.wikipedia.com%2Fwiki%2F…
for details.
The cause seems to be unescaped '&'s, at first sight.
Neil
http://beta.wikipedia.com/wiki/Dummy_page_95200