Difference between Facebook Like and Facebook Recommend Button

Fecebook trends is commonly being used by all websites. Most of the websites already using facebook like or recommend button. Anyone can get the facebook like button from http://developers.facebook.com/docs/reference/plugins/like/ On this page you can select either “Like” or “Recommend” button.  But before selecting any button a quick question comes in mind. “What is the Difference(…)