11. A method for providing social information, the method comprising: receiving a request for a web page, wherein the web page is within a domain of a third-party website that is different from a domain of a social networking system; obtaining a markup language document for the requested web page, the markup language document including an instruction to create a frame within the web page that includes information obtained From the social networking system, wherein the frame comprises an iframe that contains a web page in the domain of the social networking system; and sending the requested markup language document to the user device, wherein the markup language document causes the user device to: request information from the social networking system based on an instruction in the markup language document, wherein the markup language document causes the user device to request information from the social networking system by providing to the social networking system one or more parameters for selecting the requested information, wherein the requested information received from the social networking system is selected based on the parameters, provide to the social networking system an identification of a user associated with the user device, receive the requested information from the social networking system, wherein the information received was determined by the social networking system based on social information associated with the user, render the web page including the information contained within the frame, and display the rendered web page on a user device.
14. The method of claim 11 , wherein the markup language document causes the user device to request information from the social networking system by requesting information from the domain of the social networking system.