�览器版本过低, 推荐使用 Chrome 浏览器或 IE8 及以上版本浏览器.');
            }
        }
        myrequire.path = "/static/js/";

        function preview_html(txt)
        {
            var win = window.open("", "win", "width=300,height=600"); // a window object
            win.document.open("text/html", "replace");
            win.document.write($(txt).val());
            win.document.close();
        }
    </script>
</head>

<body>


<div class="wb-container right-panel">

    <link