搜狗浏览器
iE浏览器
<html>
<head>
<link href="outside.css" rel="stylesheet" type="text/css"/>
</head>
<script language="javascript" type="text/javascript" >
function abc(e){
var cssrules1= document.styleSheets[0].cssRules ;
var style1=cssrules1[0];
alert(cssrules1[0])
if(e.value=="红色"){
style1.style.backgroundColor="red";
}else if(e.value=="黑色"){
style1.style.backgroundColor="black";
}
}
</script>
<body>
<div id="div1" class="style1"></div>
<input type="button" value="红色" onclick="abc(this)"/>
<input type="button" value="黑色" onclick="abc(this)"/>
</body>
</html>
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