Go to '''about:config''' in the address bar and change '''middlemouse.paste''' and '''browser.tabs.opentabfor.middleclick''' to '''true'''. <i>'''WARNING from the moderator team:''' Changing Firefox preferences from the about:config page can sometimes break Firefox or cause strange behavior. You should only do this if you know what you're doing. Please read [[Firefox Advanced Customization and Configuration Options]] to learn more. </i>

Nice! Thanks.