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JavaScript—动态添加脚本，并触发回调函数

2010-10-27 17:07 405 查看

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<body>
<mce:script type="text/javascript"><!--
function loadScript(url, callback){
var script = document.createElement("script")
script.type = "text/javascript";
if (script.readyState){  //IE
script.onreadystatechange = function(){
if (script.readyState == "loaded" ||
script.readyState == "complete"){
script.onreadystatechange = null;
callback();
}
};
} else {  //Others
script.onload = function(){
callback();
};
}
script.src = url;
document.getElementsByTagName("head")[0].appendChild(script);
}
// --></mce:script>
<mce:script type="text/javascript"><!--
loadScript("http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js", function(){
alert('load success1!');
});
// --></mce:script>
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</body>
</html>

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标签： javascript 脚本 callback function xhtml html

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