页面用JS延时加载 JS外部引用文件
<body onload="getVal();">
??? <div id="chart"></div>
?? ??? <script type="text/javascript"? language="javascript">
?? ??? ??? function getVal(){
??? ???? ??? //文件的地址
??? ??? ??? setTimeout("getJsRef()",2000);
??? ??? }
??? ??? function getJsRef(){
??? ??? ??? //alert("getJs()");
??? ???? ? ??? var fileref=document.createElement('script');??? //创建标签
??? ?? ??? ??? fileref.setAttribute("type","text/javascript");??? //定义属性type的值为text/javascript
??? ?? ??? ??? fileref.setAttribute("src", "tree-radial.js");
??? ?? ??? ??? document.body.appendChild(fileref);
??? ??? }
??? </script>???
? </body>
</html>
