1. Open the Internet Explorer browser from your desktop. Click on the 'Tools' button located on the menu bar toward the top of the Internet Explorer window.
2. Select 'Internet Options' from the drop-down menu that appears. Click the 'Advanced' tab toward the top of the 'Internet Options' window that opens.

3. Locate the white box next to the text that reads 'Display a notification about every script error' and click in it to remove the check mark. Click the 'OK' button at the bottom of the window.
4. Restart Internet Explorer and your change of settings will take effect. Script error messages will stop popping up, and you will no longer be notified of these errors on web pages that you visit.