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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>js動態樣式載入</title><script type="text/javascript">
function load(){
var style = document.createElement("style");
style.type = "text/css";
style.appendChild(document.createTextNode("body{bacground-color:red;}"));
var head = document.getElementsByTagName("head")[0];
head.appendChild(style);
}
</script>
</head>
<!--<script type="text/javascript">
//第一種
function loadStyle(url){
var link = document.createElement("link");
link.rel = "stylesheet";
link.type = "text/css"
link.href = url;
var head = document.getElementsByTagName("head")[0];//重要的是名字寫清楚
head.appendChild(link);
}
loadStyle('styles.css');
</script>--><body>
<script type="text/javascript">
//第二種 不相容ie//var style = document.createElement("style");
//style.type = "text/css";
//style.appendChild(document.createTextNode("body{background-color:blue;}"));
//var head = document.getElementsByTagName("head")[0];
//head.appendChild(style);
//////////////////////////////////////////////////////第三種
function loadStyleString(css){
var style = document.createElement("style");
style.type = "text/css";
try{
style.appendChild(document.createTextNode(css));
} catch(ex){
style.styleSheet.cssText = css;
}
var head = document.getElementsByTagName("head")[0];//getElementsByTagName
head.appendChild(style);
}
loadStyleString("body{background-color:red;}");</script>
</body>
</html>
