anchor.diff:  </form>
   
   
  -
  +<% twitter_url= "http://sorejanai.herokuapp.com/" %>
   <% if ! @goods.nil?  && @goods.count > 0%>
   <ul>
       <% item=@goods.Items[0]%>
  
positive.code: 	}
  	(document, 'script', 'twitter-wjs');
  	</script>
  <a href="https://twitter.com/share" class="twitter-share-button" data-url=<%= "http://sorejanai.herokuapp.com/show?pid=" + params["pid"] %>  data-lang="ja" data-hashtags="Sorejanai">ツイート</a>
  
  
  <script type="text/javascript">
  
negative.code:     <button class="btn btn-success">山田君、座ぶとん一枚</button>
      <br>
      <br><br>
      <% twitter_url="http://sorejanai.herokuapp.com/show?pid=" + params["pid"] %>
  </ul>
  <% end %>
  
  