日期:2014-05-16 浏览次数:20511 次
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<title></title>
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<div style="margin-top: 1px; background-color: red;" onclick="ec();">
a 1x</div>
<div style="margin-top: 800px; background-color: red;" onclick="ec();">
b 800x</div>
<div style="margin-top: 1600px; background-color: red;" onclick="ec();">
c 1600x</div>
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var b = document.documentElement.scrollTop == 0 ? document.body.scrollTop : document.documentElement.scrollTop;
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function showmore() {alert('aa');}
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