19. The method of claim 18 , wherein receiving the requested content further comprises: receiving a markup language document for the requested content, the markup language document including a third instruction to create a frame within a web page for the requested content that includes personalized information from the social networking system; and receiving personalized information from the social networking system based on execution of the third instruction in the markup language document.
19. The method of claim 18 , wherein receiving the requested content further comprises: receiving a markup language document for the requested content, the markup language document including a third instruction to create a frame within a web page for the requested content that includes personalized information from the social networking system; and receiving personalized information from the social networking system based on execution of the third instruction in the markup language document. 23. The method of claim 19 , wherein the frame comprises an iframe that contains a web page in the domain of the social networking system.