fb share callback

<!DOCTYPE html>

<html>
<head>
  <meta charset="utf-8" />
  <title></title>
  <link href="https://opensource.keycdn.com/fontawesome/4.7.0/font-awesome.min.css" rel="stylesheet">
  <style type="text/css">
    .share-button{font-family:FontAwesome;font-size:15px;color:#fff;background-color:#4267b2;border:1px solid #4267b2;border-radius:2px;padding:2px 5px 0 5px;cursor:pointer;}
  </style>
</head>
<body>
<div id="fb-root"></div>
<script type="text/javascript">
(function(d, s, id) {
  var js, fjs = d.getElementsByTagName(s)[0];
  if (d.getElementById(id)) return;
  js = d.createElement(s); js.id = id;
  js.src = "//connect.facebook.net/zh_TW/sdk.js#xfbml=1&version=v2.8&appId=你的app id";
  fjs.parentNode.insertBefore(js, fjs);
  }(document, 'script', 'facebook-jssdk'));

  function share() {
    FB.ui({
      method: 'feed',
      name: '1拉1揪友趣/送1佰再抽1萬',
      link: 'https://www.1111.com.tw/17SP/join1and1/',
      picture: 'https://www.1111.com.tw/discuss/showimage.ashx?p=/zone/home2016_indexHeadBanner_2.png',
      description: '凡成功推薦1位朋友，加入1111會員，並完成雙認證(同一手機、E-mail僅能認證一次)，即可獲得「 7-11 100元商品券 」'
    }, function (response) {
      if (response && response.post_id) {
        alert('謝謝你完成分享!');
      } else {
        alert('你取消了分享');
      }
    });
  }

</script>

  <input class="share-button" type="button" onclick="share();" value="&#xf082 分享" />
</body>
</html>