Awesome Free Browser Add-on for Facebook

Picture hover enlargement very cool!
 You can change your theme, background color & text color. There is a picture enlarger when you place your mouse over pictures which is awesome!You see when friends un-friend you and more! Awesome add-on!! For the foloowing browsers:  Mozilla Firefox, Google Chrome 19+,
Rockmelt, CoolNovo, Chrome , Apple Safari, Opera 11+,  Grease-monkey