Netscape Mail
Here's the main Netscape window:
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Click on the Options menu and then go to Mail and News Preferences...
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Fill out the information as shown below.
If you're not sure, "mail.bright.net" should be your incoming and outgoing mail server and "POP user ID" is your bright.net username.
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Click on the Identity tab and fill out the following:
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That's it - your mail is all set up!