Only for IE
/*Javascript 动态加载*/
var loadJS, loadjs;
loadJS=loadjs=function(src,id,callback){
var scriptId = document.getElementById(id);
if (scriptId){
if(callback) callback();
}else{
var s = document.createElement("script");
s.id = id;
s.type = "text/javascript";
s.src = src;
s.onload = s.onreadystatechange = function(){
if (s.readyState && s.readyState != 'loaded' && s.readyState != 'complete'){
return;
}
s.onreadystatechange = s.onload = null;
//当前文件加载完毕,触发回调事件
if (callback) callback();
};
var head = document.getElementsByTagName('head').item(0);
head.appendChild (s);
}
}
loadJS("http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js", "jquery", function(){alert($("#sdf").length);});
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