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<title>无标题文档</title>
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<a name="A0" id="A0"></a>
<a href="#A1">网页第一部分</a>
<a href="#A2">网页第二部分</a>
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<a name="A1" id="A1"></a>1<a href="#A0">返回顶部</a>
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<a name="A2" id="A2"></a>2<a href="#A0">返回顶部</a>
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原文：http://www.cnblogs.com/cwl168/p/3795822.html