鼠标移过图片变清晰效果

<IMG onmouseover=nereidFade(this,100,3,5) style="FILTER: alpha(opacity=55)" onmouseout=nereidFade(this,50,3,5) alt=懒人图库 src="http://www.makewing.com/lanren/jscode/js-0053/images/b-04.jpg" border=0>   
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