To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Rated 4 out of 5 stars
I spoke too soon - It turns out that in FF4.0b7, this extension makes closed tabs fail to visually disappear, and continue as phantom tabs, even thought they are actually closed.
So, this is not compatible with FF4.0b7