<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <script>
        if (navigator.userAgent.match(/Chrome/)) {
            // Jelly Bean with Chrome browser
            window.location = "{% raw url %}";
        }
        else {
            // Older Android browser
            var iframe = document.createElement("iframe");
            iframe.style.border = "none";
            iframe.style.width = "1px";
            iframe.style.height = "1px";
            iframe.src = "{% raw url %}";
            document.body.appendChild(iframe);
        }
    </script>
</head>
<body>
</body>
</html>