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Get flash to fully experience Pearltrees
for Websites - Facebook Developers
Social Plugins are the easiest way to get started with Facebook Platform. The plugins are embeddable social features that can be integrated in your site with a line of HTML. Because they are hosted by Facebook, the plugins are personalized for all users who are currently logged into Facebook, even if they are visiting your site for the first time. The most important Social Plugin is the Like Button , which enables users to share your page with their friends with one click. You can add a Like button to any page with an iframe tag:
Like Button - Facebook Developers
standard - displays social text to the right of the button and friends' profile photos below. Minimum width: 225 pixels. Minimum increases by 40px if action is 'recommend' by and increases by 60px if send is 'true'. Default width: 450 pixels.