What should you do about Internet Explorer script errors?
This information applies to Windows Internet Explorer 7 and Windows Internet Explorer 8.
To be sure it isn't an error in downloading, refresh the webpage (click the Refresh Current Page button). If the error persists, and you are not a developer testing a website, you should click No to ignore the error.
To avoid script errors in the future, you can turn off script debugging and notifications in Internet Explorer.
Script error debugging and notifications are turned off by default. If they have been turned on, follow these steps to turn them off again.
Open Internet Explorer by clicking the Start button , and then clicking Internet Explorer.
Click the Tools button, and then click Internet Options.
Click the Advanced tab, select the Disable script debugging (Internet Explorer) and Disable script debugging (Other) check boxes.
Clear the Display a notification about every script error check box, and then click OK.