anchor.diff:      div#div_home.page.scrolled_to
         div.header
           div.try
  -        img#qrcode_home(continuous='', src='/wx/qrcode/home?rand=#{~~(1000 * Math.random())}')
  +        img#qrcode_home(continuous='', src='http://weixinjs.org/wx/qrcode/home?rand=#{~~(1000 * Math.random())}')
           div
         div.middle
           div.container
  
positive.code:                   
            div.row.like_fruit_pic
              div.col-md-5
                img(class='临时二维码',src='/wx/qrcode/fruits?name=苹果&rand=#{~~(1000 * Math.random())}')
                div.apple
                  
              div.col-md-6
                img(class='临时二维码', continuous='', src='/wx/qrcode/fruits?name=樱桃&rand=#{~~(1000 * Math.random())}')
                div.cherry
  
  
  
negative.code:                     p.subscribe_title 扫一扫
                       br
                       | 与他们共同关注
                      img(id='永久二维码', continuous='', src='http://weixinjs.org/wx/qrcode/6?from=路牌')
  
      // 关注与取消关注 
      div#div_subscribe.page
  