Customer error pages are usful in several ways. For example, A custom page which you have designed will show if a user goes to a page of your website which is no longer there. This page can tell them that the page no longer exists and provide a link back to your main page. You may choose what you may like to do with it. To create a custom error page, please do the following:
1. Click Error Pages
2. Select the number of the error page you would like to edit
3. In The box provided please Type the message you would like to say when someone gets to your error page.
4. You may also choose from several buttons for extra server features you would like to include in your error page.
5. At the bottom of the page, click save.
You have now just created a customer error page.