为什么不动呢

源自：2-1 HTML事件处理程序

<!doctype html>

<html>

<head>

<title>Document</title>

<style>

*{margin:0; padding:0;}

#div1{width:600px; height:120px; margin:100px auto; position:relative; background:red;}

#div ul{position:absolute; left:0; top:0;}

#div1 ul li{float:left; width:150px;height:120px; list-style:none;}

</style>

window.onload=function ()

{

var oDiv=document.getElementById("div1");

var oUl=oDiv.getElementsByTagName("ul") [0];

setInterval(function (){

oUl.style.left=oUl.offsetLeft-2+"px";

}, 30);

};

</script>

</head>

<body>

<ul>

</ul>

</div>

</body>

</html>

提问者：凡夫俗子3715261 2016-10-08 11:35