无法弹出框?是哪里出错

<!DOCTYPE html>

<html>

<head>

<title>Examples</title>

a{text-decoration:none;color:#fff;line-height:35px;}

ul li{list-style:none;}

.box{width:1220px;height:489px;margin:auto;position:relative;}

.box #box_img {position:relative;width:1221px;height:489px;}

.box #box_img li{position:absolute;left:0px;top:0px;display:none;}

.box #box2{width:220px;height:20px;position:absolute;bottom:-20px;left:50%;}

.box #box2 li{background:red;width:22px;height:16px;float:left;margin:0 10px;}

.box #box2 .active{background:#240F44}

.box .index_left_nav{width:225px;height:467px;padding:11px 0;background: rgba(56,56,56,0.8);position:absolute;top:0px;left:0px;}

.box .index_left_nav li{width:225px;height:36px;}

.index_left_text{position:relative;}

.index_left_px{width:198px;height:467px;background:#fff;position:absolute;left:186px;top:-27px;text-align:center;padding:11px 0;line-height:35px;display:none;}

</style>

</head>

<body>

</ul>

</ul>

<ul>

java

c++

web前端

python

c#

php

软件测试

.net

ios

Android

</div>

</li>

java

c++

web前端

python

c#

php

软件测试

.net

ios

Android

</div>

</li>

java

c++

web前端

python

c#

php

软件测试

.net

ios

Android

</div>

</li>

java

c++

web前端

python

c#

php

软件测试

.net

ios

Android

</div>

</li>

java

c++

web前端

python

c#

php

软件测试

.net

ios

Android

</div>

</li>

java

c++

web前端

python

c#

php

软件测试

.net

ios

Android

</div>

</li>

java

c++

web前端

python

c#

php

软件测试

.net

ios

Android

</div>

</li>

</ul>

</div>

var div = document.querySelectorAll(".action");

var left = document.querySelectorAll(".index_left_px");

for(var i=0;i<div.length;i++ ){

div[i].index=i;

div[i].onmouseover = function(){

left[this.index].style.display = "block";

}

div[i].onmouseout = function(){

left[this.index].style.display = "none";

}

var imgdemo = document.querySelectorAll(".box_img li");

var box2 = document.querySelectorAll(".box2 li");

for(var i=0;i<box2.length;i++){

box2[i].setAttribute =("xiaoqi",i);

box2[i].xiaoqi = i;

alert(i);

}

</script>

</body>

</html>

怎么无法弹出框

慕粉3884565

浏览 1253回答 1

无法弹出框?是哪里出错

1回答