为什么没有鼠标移入效果

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        #box{
            background: whitesmoke;width: 300px; height: 32px;overflow: hidden;
        }
        #con1,#con2{margin: 0;padding: 0}
        li{list-style: none;}
        a{text-decoration: none;color: #666;}
        a:hover{color: red;}
    </style>
    <script>
        window.onload=function(){
            var box=document.getElementById('box');
            var con1=document.getElementById('con1');
            var con2=document.getElementById('con2');
            var time=50;
            box.scrollTop=0;
            con2.innerHTML=con1.innerHTML;
            function fnTop(){

                if(box.scrollTop>=con1.scrollHeight){
                    box.scrollTop=0;
                }else {
                    box.scrollTop++;
                }
            }

            var Oup= setInterval(fnTop,time);
            box.onmouseover = function(){
                clearInterval(Oup);
            }
            box.onmouseout = function(){
                var Oup= setInterval(fnTop,time);
            }
        }
    </script>
</head>
<body>
        <div id="box">
            <ul id="con1">
                <a href="#"><li>1.longjuanfeng</li></a>
                <a href="#"><li>2.jiandanai</li></a>
                <a href="#"><li>3.xingqing</li></a>
                <a href="#"><li>4.aizaixiyuanqian</li></a>
                <a href="#"><li>5.keainvren</li></a>
                <a href="#"><li>6.huidaoguoqu</li></a>
            </ul>
            <ul id="con2"></ul>
        </div>
</body>
</html>

qq_流年_22

浏览 1448回答 2

2回答

solitary2015

第37行去掉var，还有35行是不是少一个分号啊？<a href="#"><li>6.huidaoguoqu</li></a>最好写成<li><a href="#">6.huidaoguoqu</a></li>

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