The Like button is the quickest way for people to share content with their friends. A single click on the Like button will 'like' pieces of content on the web and share them on Sharesome.
To add the Like Button on your website please edit the following options an the press “Get Code” button.
Leave empty to get the URL of your website current page automatically.
Place the code wherever you want the button to appear on your page
Include the JavaScript SDK on your page once, ideally right after the opening <body> tag
This script works for all the plugins, so you don't need to include it again for Comments plugin.