With the roll out of the new Google +1 share button, chances are you will want to add this snazzy button to help optimize your website or blog. Installing the Google +1 share button is very simple.
Place this tag in your head or just before your close body tag:
<script type=”text/javascript” src=”https://apis.google.com/js/plusone.js“></script>
Place this tag where you want the +1 button to render:
<g:plusone></g:plusone>
The button should look something like this on your website.
You can go here to create a custom +1 button and/or access some very helpful Google +1 button FAQs.