The Google +1 button
Google just made the +1 button available for websites. The +1 button is a gadget that allows people to recommend content on the web.
It's useful for you because your friends will see your recommendations when they do a related Google search. And it's great for sites because it gives them the chance to see what items people like most. Now any site can add the +1 button following these instructions. And you should also check out the video to see all the cool features of the +1 button.