<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
*{
margin: 0;padding: 0;
}
#ad{
width: 200px;
height: 180px;
background-color: red;
position: relative;
top: 300px;
}
span{
width: 20px;
height: 108px;
background-color: #ccc;
display: block;
position: absolute;
top: 36px;
right: -20px;
}
</style>
</head>
<body>
<div id="ad">
<span>南阳欢迎你</span>
</div>
<script type="text/javascript">
window.onload=function(){
var o=document.getElementById('ad');
var timer;
//鼠标经过事件
o.onmouseover=function(){
clearInterval(timer);
timer=setInterval(moveRight,10);
};
//鼠标离开事件
o.onmouseout=function(){
clearInterval(timer);
timer=setInterval(moveLeft,10);
};
//滑出
function moveRight(){
var preLeft=o.offsetLeft;
if (preLeft>=0) {
clearInterval(timer);//移动到边界时停止
}else{
o.style.left=o.offsetLeft+2+'px';//向右移动
}
}
//缩回
function moveLeft(){
var preLeft=o.offsetLeft;
if (preLeft<=-200){
clearInterval(timer);
}else{
o.style.left=o.offsetLeft-2+'px';//向左移动
}
}
};
</script>
</body>
</html>
用js代码做一个页面广告栏
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转载自blog.csdn.net/weixin_44830974/article/details/89644848
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