OK, maybe this is a teeny bit off-topic. (The line for refunds starts over there.)
As much as I love Firefox, I’ve noticed that it occasionally lets a pop-up slip through. Or pop up. And we all hate hate hate popups, don’t we. And nobody reading this should ever use them, OK? They are literally the Numero Uno complaint from web users.
Well, leave it to the good souls at Lifehacker to find a fix that’s easy and quick (like, literally, 30 seconds). A big tip of the chapeau to Pete Bevin of Write Only Media for discovering it (or at least bringing it to lh’s attention).
Hey, you’re not still using IE, are you? Get the fox, baby. You’ll never look back.