On Friendster and Hi5 viewing your recent friends and profile visitors is so easy. Just click the who view link then presto the list of people who view your profile will appear. But how about Facebook? Want to know the list of your Facebook friends or facebook users who viewed your profile? The answer is You can’t. Viewing of recent your profile visitor in Facebook is not yet implemented. So if you land on this page, to look for the answer. Sorry we cannot give you the solution.
BUT WAIT… Heres an instruction from this forum , its a facebook application that enables users to view their previous site visitors Check out here