Note that I still cannot speak for the Netscape newsreader, but I can confirm that in Thunderbird, skipping to the next unread message is as easy as hitting the "N" key.

Yes, but if you already read that message in a different thread, it will
still be presented to you as new.

Jose
--
Money: what you need when you run out of brains.
for Email, make the obvious change in the address.