Why we need to add

Question

Why we need to add these pair of tags within our facebook application. What\'s the use of this pairs of tags. I created an application which use an apprequest, and it works goo

Answer 1

It's the place holder for the Facebook javascript script to attach elements to the DOM. Without this when the referenced Facebook script is ran it has nowhere to attach elements.

You can see fb-root gets appended to as part of the initialisation.