share everywhere

after over 2 years with android in my pocket, i realised few days ago that im searching “share” button in web browser / desktop app, and now: Firefox 23 arrives with new logo, share button 😀

http://www.mozilla.org/firefox/new/

if you dont need this use about:config and set social.enabled;false

but is there something for G+
https://www.facebook.com/about/messenger-for-firefox