Accessing Windows Updates from a Windows XP computer downloads the Windows XP End of Support Notification.

Support ends April 8, 2014

Information HERE

To continue receiving security updates for Windows, make sure that you're running Windows XP with Service Pack 3 (SP3). The support for Windows XP with Service Pack 3 ends April 8, 2014. If you’re running Windows XP with Service Pack 3 (SP3) after support ends, to ensure that you will receive all important security updates for Windows, you need to upgrade to a later version, such as Windows 8.