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CloseReview for Duplicate Tab by Empatojayos
Rated 5 out of 5 stars
I posted a working add-on for Firefox. (I modified the original, now accepts Firefox to v8.9)
http://banashare.com/z2ua9mkx8l22
(Tested in FF6 stable, FF7 beta2, FF8 (aka. Aurora) alfa2)
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