In Windows XP, use the following steps to reset the Internet Protocol:

1. Click Start

2. Click Run

3. Type cmd

4. Click Ok

5. In the Black Command Box Type: netsh int ip reset c:resetlog.txt

6. Hit Enter Key

7. Restart the computer and try to log in and browse the Internet. If the problem persists, continue using these steps.

8. Click Start

9. Click Run

10. Type cmd

11. Click Ok

12. In Black Command Box Type: netsh winsock reset

13. Hit Enter Key

14. Restart Computer

Also Try Resetting IE8 to Default Options

Click Tools Tab

Click Internet Options at bottom

Click Advanced Tab on far right

Click Reset near bottom

Click Ok and Close Internet Explorer 8

Restart Internet Explorer 8