(response) {
                statusChangeCallback(response);
              });
            }
            // Here we run a very simple test of the Graph API after login is
            // successful.  See statusChangeCallback() for when this call is made.
            function testAPI() {
              console.log('Welcome!  Fetching your information.... ');
              FB.api('/me', function(response) {
                setUser(response);
                console.log('Successful login for: ' + response.name);