"How do I change the text size in Safari?"
http://browsers.about.com/od/safar1/ss/safaritextsize.htm
I don't think the changes have been applied, at least the 'respond to member'>>>'reply with quote' hasn't.
If you go to
http://www.whatsmybrowser.org/
you will get full details of your browser.
If you post these I'll have a look.