1. Clear your browsing history and temporarily downloaded files and check your browsing settings. Click the 'Start' menu and open your 'Control Panel,' and then click 'Network and Internet Connections' and finally 'Internet Options.' Under 'Browsing history,' click 'Delete,' and choose 'Delete files...' under 'Temporary Internet Files.' Then click 'Settings' under 'Browsing history' and change the size of your browser cache. If you have a broadband connection, set it between 50 and 100 megabytes (MB). If you're using dial-up, set it between 250 and 1024 MB. Click the 'Advanced' tab. Ensure that the check box next to 'Disable script debugging' is checked and click 'OK.'
2. Visit the manufacturer of your graphics card or computer to update your video drivers. Download and install the drivers, and then reboot your computer.

3. Run a complete virus scan using a recommended antivirus program. Also, run a full spyware scan using a software program from a trusted provider. Follow the software's instructions for removing malware threats from your computer.
4. Ensure that you are receiving the most current updates from Windows Update. Visit the Windows Update website for faster access to the updates (see Resources below). To receive updates automatically, click 'Start,' 'Control Panel,' 'Performance and Maintenance' and then 'System.' Select the 'Automatic Updates' tab. Select 'Automatic (Recommended)' and select the date and time that you would like to install the updates.
5. Reinstall or repair Internet Explorer if you're having consistent and serious errors. Reinstall Internet Explorer 6 by navigating to the 'Inf' folder in the 'Windows' folder on your system drive. Browse to the 'ie.inf' file within this folder. Right click the file and select 'Install.' When the reinstallation process is complete, restart your computer. If you have Internet Explorer 7, open your browser and select 'Tools' and then 'Internet Options.' Click the 'Advanced' tab. Under 'Reset Internet Explorer settings,' click 'Reset.' In the dialogue box that appears, click 'Reset' again.