<body>
    This window should not have scroll bars.
    <script>
        var width = innerWidth;
        var height = innerHeight;

        document.documentElement.style.height = height + 50 + "px";
        document.documentElement.style.width = width + "px";
        document.body.offsetTop;
        document.documentElement.style.height = height + "px";
    </script>
</body>