What platform are you using?

Windows

Macintosh

For Windows Browsers: 

Netscape Navigator 6.1 +
Click on the Edit menu at the top of the window.
Select Preferences.
The Preferences box appears. Categories appear on the left. Double-click on Privacy and Security.
Select Cookies from the list that appears.
Make sure Enable All Cookies is checked.
Click "OK".

Microsoft Internet Explorer 5.0 or 5.5
Select "Internet Options" from the Tools menu,
Click on the "Security" tab,
Click "Custom Level" button,
Scroll down to find "Cookies" section,
To enable:
     Select "Allow cookies that are stored on your computer" to "Enable",
     Select "Allow per-session cookies" to "Enable",
Click "OK".

Microsoft Internet Explorer 6.0
Select "Internet Options" from the Tools menu,
Click on Privacy tab
Move the slider to set privacy settings to "Medium".
Click "OK".

AOL 6.0, 7.0, 8.0 or 9.0
Select "Preferences" from Settings,
Click on WWW
From the Security tab, click Custom Level. (The Internet icon is highlighted by default.)
To enable:
     Scroll to the Cookies section. From Allow cookies that are stored on your      computer, click to select Enable.
     From Allow per-session cookies (not stored), click to select Enable.
Click "OK".
Click "OK".

For Macintosh Browsers:  

Internet Explorer 5.0
Select "Preferences" from the Edit menu,
Click on the "Receiving Files" tab,
Click "Cookies" category,
To enable:
     Select "Never Ask", when receiving cookies,
Click "OK".

Netscape 4.7+
Select the "Preferences" from the Edit menu,
Click on the "Advanced" tab,
Find the "Cookies section"
To enable:
     Select "Accept all cookies" (or "Enable all cookies"),
Click "OK".

AOL 5.0
Select "Preferences" from the My AOL menu,
Find and select the "WWW" icon, under web preferences category click "Advanced Settings",
Scroll to "Cookies" section in the "Receiving Files" category,
To enable:
     Select "Never Ask" (or Enable all cookies),
Click "OK".