<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<title></title>
<meta charset="utf-8" />
<script>
onload = function () {
var al = document.getElementById('al');
al.onmouseover = function () {
if (document.getElementById('dv')) {
document.body.removeChild(document.getElementById('dv')); //防止重复添加
}
var dvObj = document.createElement('div');
dvObj.id = 'dv';
var imgObj = document.createElement('img');
imgObj.src = '2.jpg';
imgObj.width = '200';//不可以加px
imgObj.height = '200';
dvObj.appendChild(imgObj);
dvObj.style.position = 'absolute';
dvObj.style.left = this.offsetLeft + 'px';
dvObj.style.top = this.offsetTop + this.offsetHeight + 'px';
document.body.appendChild(dvObj);
}
al.onmouseout = function () {
if (document.getElementById('dv')) {
document.body.removeChild(document.getElementById('dv'));
}
}
}
</script>
</head>
<body>
<a id="al" href="http://www.baidu.com">百度一下</a>
<!--<img src="2.jpg" width="200" height="200"/>-->
</body>
</html>