This has been bothering me for a while. I think I've mentioned it within affected threads, but nobody really noticed.
Go to either one of these URLs
http://qgl.ausforums.com/
http://www.ausgamers.com/forums/general/index.php
Find a thread with a subject containing double-quotes, such as the one about iPhone 4S.
The title attribute on the link is all fucked up. Check the link using the chrome inspector - the HTML is fucked.
If you hover the link only the part of the subject before the first double-quote appears in the browser tool-top.