尝试一下 » - 在线编辑器

          <!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>蜜蜂教程(mifengjc.com)</title>
  <script>
    function open_win() {
      window.open("http://www.microsoft.com/");
      window.open("https://www.mifengjc.com/");
    }
  </script>
</head>
<body>

  <form>
    <input type="button" value="打开窗口" onclick="open_win()">
  </form>

</body>
</html>
        