protected function newComment($post)
	{
		$comment=new Comment;
		if(isset($_POST['ajax']) && $_POST['ajax']==='comment-form')
		{
			echo CActiveForm::validate($comment);
			Yii::app()->end();
		}
		if(isset($_POST['Comment']))
		{
			$comment->attributes=$_POST['Comment'];
			if($post->addComment($comment))
			{
				if($comment->status==Comment::STATUS_PENDING)
					Yii::app()->user->setFlash('commentSubmitted','Thank you for your comment. Your comment will be posted once it is approved.');
				$this->refresh();
			}
		}
		return $comment;
	}