Rated 5 out of 5 stars

Από τον/την dummdidu στις Δεκ. 19, 2013 · μόνιμος σύνδεσμος

Yes, finally such an add-on is available! People have been waiting for more than 3 years! http://forums.mozillazine.org/viewtopic.php?f=28&t=1947737

"Mark Junk Read" does exactly what it is supposed to do and works great. Thanks to the developer!