If I go to
https://pt.wikibooks.org/wiki/Especial:AbuseFilter/examine/
and open the error console on Chromium 14.0.835.202 I get:
Resource interpreted as Stylesheet but transferred with MIME type text/html.
https://pt.wikibooks.org/w/extensions/AbuseFilter/abusefilter.css?9-1
Something is probably wrong...
Version: unspecified
Severity: normal
URL: https://pt.wikibooks.org/wiki/Especial:AbuseFilter/examine/