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<title>Darren聂微东 z-index ie6测试</title>
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<div style="background:#000;width:100%;height:600px;opacity:0.3; filter:alpha(opacity=30);position:absolute;left:0;top:0;z-index:1;overflow:hidden;"></div>
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<div style="position:relative; z-index:100;top:90px;left:48%;margin-left:-150px;">
<div style="position:absolute; z-index:999;">
<img src="http://images.cnblogs.com/cnblogs_com/Darren_code/311197/o_1.jpg" width="300" />
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