muteAllButThisOne
Mute all the tabs except the visited one, this is usefull when browsing Facebook or 9gag and listening to music or podcast on the internet at the same time
8 Users
Trjebaće Firefox, zo byšće tute rozšěrjenje wužiwał
Metadaty rozšěrjenja
Wjace rozšěrjenjow wot Dems
