Facebook登录不能使用hello.js

<script>
  window.fbAsyncInit = function() {
    FB.init({
      appId      : 'YOUR_APP_ID',
      cookie     : true,
      xfbml      : true,
      version    : 'v15.0'
    });
      
    FB.AppEvents.logPageView();   
      
  };
    
  (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 = "https://connect.facebook.net/en_US/sdk.js";
     fjs.parentNode.insertBefore(js, fjs);
   }(document, 'script', 'facebook-jssdk'));
</script>

<div class="fb-login-button" data-width="" data-size="large" data-button-type="continue_with" data-layout="default" data-auto-logout-link="false" data-use-continue-as="true"></div>

<script>
  FB.getLoginStatus(function(response) {
    if (response.status === 'connected') {
      // 用户已登录并授权你的应用程序
      var accessToken = response.authResponse.accessToken;
      // 在这里处理用户登录后的逻辑
    } else if (response.status === 'not_authorized') {
      // 用户已登录但未授权你的应用程序
    } else {
      // 用户未登录到Facebook
    }
  });
</script>