Both Firefox and Chrome have release updates this week.   Firefox has released 10.2 and Chrome is up to 17.0.963.56.  Firefox has released a couple of updates in quick succession with an impressive list of bugs being fixed. Check out this list : http://www.mozilla.org/en-US/firefox/10.0/releasenotes/buglist.html    Consider doing an update soon.

Firefox

Download: http://www.firefox.com

Release Notes: http://www.mozilla.org/en-US/firefox/10.0.2/releasenotes/

Chrome

Download: https://www.google.com/chrome

Release Notes: http://googlechromereleases.blogspot.com/2012/02/chrome-stable-update.html