Deleting Cookies: Instructions for Microsoft Internet Explorer users:

Step one: Click “Tools” in the top menu (indicated by a red circle below):

Step Two: Select “Internet Options…” from the Tools menu:

This will display the following:

 
 
Step Three: Click the “Delete Cookies…” button, indicated by a red circle below:

This will display the following:

Now click “Ok” to delete Cookies. Allow a few seconds for the cookies to be deleted.

Step Four: Finally, click ok in the Internet Options box (indicated by a red circle below) and you will now be able to see the bonus code field into which you can enter your bonus code.

In FireFox: Go to Tools -> Options -> Privacy -> Cookies -> "Delete Cookies"