<script type="text/javascript"
src="http://pagead2.googlesyndication.com/pagead/show_ads.js">
</script>
难点在于document.write输出html语句结构用法。。。思路在于在网页中动态加入xxx.css文件..来实现. <script language="javascript">
var styleId=1;
var cssPath="style/style_switch";
document.write(’<link href="’+cssPath+styleId+’.css" type="text/css" rel="stylesheet" id="cssLink" media="screen" />’);
//默认调用第一个
function styleChange(n){
var cssLink=document.getElementById("cssLink");
// alert("1");
cssLink.href=cssPath+n+".css";
alert(cssLink.href);
}
</script>