我有以下代码来从facebook获取用户数据window.fbAsyncInit=function(){FB.init({appId:'the_app_code_here_but_i_didn'tright_it_here',status:true,cookie:true,xfbml:true});};(function(d){varjs,id='facebook-jssdk';if(d.getElementById(id)){return;}js=d.createElement('script');js.id=id;js.async=true;js.src="//connect.fa