Facebook is rolling out its old profile. New profile is more enhanced. If you like to switch over to new profile then click the link http://www.facebook.com/about/profile/ . Since Facebook is rolling out its old profile one thing you need to keep in mind is that once you adopt the new profile settings you cannot undo this. Thus if you change,its permanent and irrevocable. When any of your friends with old profile visits your profile they will be prompted to go for the new profile, also to add on you can only view their profile in new profile format irrespective that they have changed or not.