Share Plugin
Add the following code in your site, inside the head tag:
<script>
    function SocialShare(url) {
        window.open('http://www.consumerpanel.it/share?url=' + url, '', 'height=600,width=800');
    }
</script>
Then place the share button after changing the URL you want to share to your page HTML:
<button onclick="SocialShare('http://yoursite.com/')">Click me</button>
Example: