一个小人在页面上向左向右行走，也可停止行走_网页特效

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<div id="text" style="position:absolute;left:320;top:200;z-index:8">
<a HREF="javascript:setDistance(2)">向前走</a> <a HREF="javascript:setDistance(-2)">向后走</a>
<a HREF="javascript:setDistance(0)">停止</a>
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