iSocial will make your project much more attractive from the point of view of visibility of social networks, as this plugin sets the Joomla button the social.networks such as:Google+,Facebook,Twitter.
The advantage is support for version Joomla 2.5, but minus the lack of support for version 3.x. A very simple extension that will help you to introduce the button social.networking and forget about the need to look for them in other solutions.
The ability to install the most popular social networks.
Downloaded, put, forgot!.
Simple integration into the available settings and parameters.