--- a/autotweet-php/src/Org/W3/AutotweetBundle/Controller/DefaultController.php	Tue Sep 03 19:08:40 2013 +0900
+++ b/autotweet-php/src/Org/W3/AutotweetBundle/Controller/DefaultController.php	Tue Sep 03 19:15:39 2013 +0900
@@ -20,7 +20,6 @@
     }
     public function postAction(Request $request)
     {
-        header("Access-Control-Allow-Origin: *");
         if ($request->getMethod() == 'POST')
         {
             
@@ -40,6 +39,7 @@
                 $this->tweet($msg);
             }
         }
+        $response->headers->set('Access-Control-Allow-Origin: *');
         return $this->render('OrgW3AutotweetBundle:Default:post.html.twig', array());
     }
     private function tweet($msg)

--- a/js/w3c_talks.js	Tue Sep 03 19:08:40 2013 +0900
+++ b/js/w3c_talks.js	Tue Sep 03 19:15:39 2013 +0900
@@ -67,7 +67,7 @@
     }
 
     // Global variables for tweet posting
-    var url = 'http://localhost:8888/~hiroto/autotweet/app_dev.php/post';
+    var url = 'http://tekka.keio.w3.org/~hiroto/autotweet/app_dev.php/post';
     var hashtag = getMetaTag('hashtag');
     var author = getMetaTag('author');
     var title = document.title;