<html>
<head>
<style type="text/css">
.szdbi1 {
width:275px;
height:150px;
color: red;
border: 1px solid red;
}
.szdbi{
width:275px;
height:150px;
color: red;
border: 1px solid black;
}
</style>
<script language="javascript">
function hc(obj,cssname) {
obj.className = cssname; //obj为对象名，cssname为对象的class名
}
</script>
</head>
<body>
<div onMouseOver="hc(this,'szdbi1');" onMouseOut="hc(this,'szdbi');" class="szdbi">
<img src="http://www.szdbi.com/skin/default/images/LINK_logo.png" />
<p><a href="http://www.szdbi.com">深蓝互联测试</a></p>
</div>
</body>
</html>
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