Google has decided to continue to support Windows XP for at least thru the end of the year.

Bottom Line:
If you are running XP you should be running the Chrome browser instead of Internet Explorer. With Chrome you’ll get all the nice security features.

You can get Chrome here: http://google.com/chrome

And you can read more about Chrome on XP here: http://www.zdnet.com/article/google-extends-chrome-support-for-millions-still-on-windows-xp/?tag=nl.e539&s_cid=e539&ttag=e539&ftag=TRE17cfd61