<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>鼠标移入</title>
<style>
body,div,span{
margin: 0;
padding: 0;
}
#div1{
width: 200px;
height: 200px;
background-color: red;
position: relative;
left: -200px;
}
#div1 span{
width: 40px;
line-height: 100px;
background-color: #336699;
color: #ffffff;
position: absolute;
left: 200px;
top: 50px;
}
</style>
</head>
<body>
<div id="div1"><span id="share">分享</span></div>
<script>
window.onload=function(){
var moveDiv=document.getElementById("div1");
moveDiv.mouseover=function(){
startMove();
}
};
function startMove() {
var moveDiv=document.getElementById("div1");
setInterval(function () {
moveDiv.style.left=moveDiv.offsetLeft+10+'px';
},30)
}
</script>
</body>
</html>已解决