I think someone mentioned this yesterday.
Try clicking and holding the X to close Firefox. It'll pause the animation until you release the click (which you can safely do if you're not still over the X).
(
Kamikaze Stoat £4.09,
Tue 24 Jun 2008, 1:08,
archived)
thankingly you muchly :)
while testing it out, I also noticed that it works on the other 2 buttons up there, probably safer to use them!
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Paster of Muppets is an incredible screen name,
Tue 24 Jun 2008, 1:21,
archived)