If you are using Internet Explorer version 6.0 you can make sure cookies are enabled by following these steps:
Go to the Tools menu and then Options (press Alt-t followed by O).
The screen is divided into tabs, choose the "Privacy" tab.
On the privacy screen Press tab until you arrive at the Advanced button and press enter.
You will now be on a check box that says "Override automatic cookie handling". Make sure the check box is checked.
Following the check box are two sets of radio buttons. Make sure the "Accept" option is highlighted for both sets.
Following the second set of radio buttons is a check box which says "Always allow session cookies". Make sure the check box is checked.
Tab to the Ok button and press enter.
On the next screen tab to the Ok button and press enter.