The is A JQuery Plugin which lets you Share what you Like. Now whether you want to share the entire page or just a part of it, depends on you! But what if you want to Share just Some Part of it, then use the contetShare.js which provide a way to do that.
Why you like It !
Content Share is a jquery plugin which lets you to share the content on an page which you want to share with social networks. By default it supports Facebook and twitter but you can also add more social networks easily.
There are four files which required for this plugin to work but not even a single line of code. All files includes within the tags and you done!
// css file for tooltip
<link rel="stylesheet" type="text/css" href="tooltipster.min.css"/>
// jquery library
// tooltip plugin
// our awesome ContentShare plugin
// calling the plugin on DOM ready