<link rel="stylesheet" href="/js/css/style_1.css">
<link rel="stylesheet" href="/js/css/style_2.css">
<link rel="stylesheet" href="/js/css/style_3.css">
<link rel="stylesheet" href="/js/css/style_4.css">
<script language="JavaScript">
<!--
var doAlerts=false;
function changeSheets(whichSheet){
whichSheet=whichSheet-1;
if(document.styleSheets){
var c = document.styleSheets.length;
if (doAlerts) alert('Change to Style '+(whichSheet+1));
for(var i=0;i<c;i++){
if(i!=whichSheet){
document.styleSheets[i].disabled=true;
}else{
document.styleSheets[i].disabled=false;
}
}
}
}
//-->
</script>
<link rel="stylesheet" href="/js/css/style_2.css">
<link rel="stylesheet" href="/js/css/style_3.css">
<link rel="stylesheet" href="/js/css/style_4.css">
<script language="JavaScript">
<!--
var doAlerts=false;
function changeSheets(whichSheet){
whichSheet=whichSheet-1;
if(document.styleSheets){
var c = document.styleSheets.length;
if (doAlerts) alert('Change to Style '+(whichSheet+1));
for(var i=0;i<c;i++){
if(i!=whichSheet){
document.styleSheets[i].disabled=true;
}else{
document.styleSheets[i].disabled=false;
}
}
}
}
//-->
</script>
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<a href="JavaScript:changeSheets(1)">Style One</a>
<a href="JavaScript:changeSheets(2)">Style Two</a>
<a href="JavaScript:changeSheets(3)">Style Three</a>
<a href="JavaScript:changeSheets(4)">Style Four</a>
<link rel="stylesheet" href="/js/css/style_1.css">
<link rel="stylesheet" href="/js/css/style_2.css">
<link rel="stylesheet" href="/js/css/style_3.css">
<link rel="stylesheet" href="/js/css/style_4.css">
是指所使用到的css文件必须要主页开头的代码中全部都写出来吗?
<body>里面
<a href="#" onclick="javascript:document.getElementsByTagName('link')[0].href='2.css'">换成2.css</a>
!!!