Looking for this addon (magnet icon)

[Pyra]

Right i had this addon that, if i had 2 (or more) different webbrowser open and like 2 or 3 tabs in each of them, i could click the magnetic icon to put all the tabs in one browser. Not sure if i'm explaining it well but i format my pc and now i cant remember what it was called

can any1 help me please?

thanks!

greetings

[yukip]

http://userscripts.org/scripts/show/64210