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<html>
<head>
<script type="text/javascript" src="/jquery/jquery.js"></script>
<script type="text/javascript">
$(document).ready(function(){
  $(".btn1").click(function(){
    alert($("div").scrollLeft()+" px");
  });
});
</script>
</head>
<body>
<div style="border:1px solid black;width:100px;height:130px;overflow:auto">
The longest word in the english dictionary is: pneumonoultramicroscopicsilicovolcanoconiosis.
</div>
<button class="btn1">获得滚动条的水平位置</button>
<p>试着移动滚动条，然后再次点击按钮。</p>
</body>
</html>
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