--- a/autotweet-php/src/Org/W3/AutotweetBundle/Controller/DefaultController.php	Wed Sep 04 12:28:40 2013 +0900
+++ b/autotweet-php/src/Org/W3/AutotweetBundle/Controller/DefaultController.php	Wed Sep 04 12:37:30 2013 +0900
@@ -78,6 +78,10 @@
             if(null!=$title){
                 $editparam = $this->getDoctrine()->getRepository('OrgW3AutotweetBundle:Talk')->updateTitle($talk, $title);
             }
+            $current_post = $this->getDoctrine()->getRepository('OrgW3AutotweetBundle:Post')->findBy(array('talk' =>$talk));
+            if(0==count($current_post)){
+                $start = $this->getDoctrine()->getRepository('OrgW3AutotweetBundle:Talk')->start($talk);
+            }
             		echo 'Post:' . count($post);
 	        	if(0==count($post)){
             		$newpost = $this->getDoctrine()->getRepository('OrgW3AutotweetBundle:Post')->addnew($talk,$msg);

--- a/autotweet-php/src/Org/W3/AutotweetBundle/Entity/Talk.php	Wed Sep 04 12:28:40 2013 +0900
+++ b/autotweet-php/src/Org/W3/AutotweetBundle/Entity/Talk.php	Wed Sep 04 12:37:30 2013 +0900
@@ -56,12 +56,19 @@
     private $accesskey;
     
     /**
+     * @var \DateTime
+     *
+     * @ORM\Column(name="started_at", type="datetime", nullable=true)
+     */
+    private $startedAt;
+    
+    /**
      * @var string
      *
      * @ORM\Column(name="user_id", type="integer")
      */
     private $user_id;
-
+    
     /**
      * @ORM\ManyToOne(targetEntity="User", inversedBy="talks")
      * @ORM\JoinColumn(name="user_id", referencedColumnName="id")
@@ -255,4 +262,27 @@
     {
         return $this->author;
     }
+
+    /**
+     * Set startedAt
+     *
+     * @param \DateTime $startedAt
+     * @return Talk
+     */
+    public function setStartedAt($startedAt)
+    {
+        $this->startedAt = $startedAt;
+    
+        return $this;
+    }
+
+    /**
+     * Get startedAt
+     *
+     * @return \DateTime 
+     */
+    public function getStartedAt()
+    {
+        return $this->startedAt;
+    }
 }
\ No newline at end of file

--- a/autotweet-php/src/Org/W3/AutotweetBundle/Entity/TalkRepository.php	Wed Sep 04 12:28:40 2013 +0900
+++ b/autotweet-php/src/Org/W3/AutotweetBundle/Entity/TalkRepository.php	Wed Sep 04 12:37:30 2013 +0900
@@ -45,6 +45,18 @@
             $em_default->flush();    
             return $post;
     }
+    
+        
+                   public function start($talk)
+    {
+           $em_default = $this->getEntityManager('default'); 
+
+         $now = new \DateTime('now');
+            $post= $talk;
+            $post->setStartedAt($now);
+            $em_default->flush();    
+            return $post;
+    }
                    public function updateTitle($talk,$title)
     {
            $em_default = $this->getEntityManager('default');