Google+ Page Badge1 review
E-max Google+ page badge is a free joomla module that generate in very few steps a google+ page widget in your joomla site.
How to do it:
Insert your Google+ page ID (you can find it in: https://plus.google.com/IDNUMBER;
Select the style that fits your site
Select settings: language, loading method, html5 syntax, parsing.
With Google+ page badge you'll leverage the relations with your contacts, promoting your site.
Google+ page badge let you choose from many sizes and features, from icons to complete widges.