1.将下面的代码复制到 <body> 内
<script language="JavaScript"> document.write("我猜，你的屏幕分辨率是"+screen.width+"x"+screen.height+"，对不对？") --> </script> <br> <script language="JavaScript"> document.write("我猜，你的浏览器是"+navigator.appName+"，对不对？"); --> </script> <br> <script language="JavaScript"> document.write("我猜，你的系统是：<br>"+navigator.userAgent+"，<br>对不对？") --> </script>
