To disable FireFox:
- Select the "Tools" menu.
- Select "Options …"
- In the Options dialog box, select "Web Features"
- Click "Allowed Sites" opposite "Block Popup Windows"
- In the Allowed Sites dialog box, type "www.megamates.com" and click "Allow"
- Click "OK" to close the Allowed Sites dialog box
- Click "OK" to close the Options dialog box
Note: In the Mac OS X version of Firefox, you need to select Preferences on the Firefox menu, instead of Options on the Tools menu.