Yahoo! Mail Notifier is a SeaMonkey and Firefox extension that sits in the status bar and notifies you when new email messages arrive in your Yahoo mailbox.
Yahoo! Mail Notifier is an open source add-on designed to work with Mozilla Firefox 3.0 or later and SeaMonkey 2.1 or later.
What's New in This Release: [ read full changelog ]
· Additional fixes for when mixing public and private windows. Add-on will now prefer to use public windows if possible.
· Removed support for versions of Firefox lower than 4 because of API calls.