Joomla encoded:

FB Pixilation: sites and applications api coding : https://developers.facebook.com/docs/facebook-pixel/implementation

Social plugins setup - Analytics HelpNo setup beyond basic page tagging is required to track Google+ +1 interactions that occur on your site, but additional setup is required to track other social interactions.

About Social plugins and interactions - Analytics HelpMany social networks provide embeddable buttons and widgets that allow users to easily share content from the web or from an app. Examples of these buttons include the Google+ "+1" button