This plugin adds a set of cool icons and widgets at the end of your post for your readers to share. Widgets are Twitter, Facebook and Google +1. It supports large icons and small icons.
Info : http://wordpress-plugins.us/special-social-sharing-icons-4/
1.1 Fix bug and added information about plugins
1.2 Tested 3.4.1
1.2 fix activate error
1.3 Tested 3.4.2