<html>
<head>
    <title></title>
    <style type="text/css">
        .float { float: right; height: 40px; width: 40px; }
        .test { height: 200px; background-color: aliceblue }
    </style>
</head>
<body>
    <div id="scroller" style="overflow: hidden; height: 40px">
        <div class="test"></div>
    </div>
    <script>scroller.scrollTop = 60;</script>
</body>
</html>