​x
 
<html>
<head>
​
<script type="text/javascript">
var i=1
function moveright()
{
document.getElementById('header').style.position="relative"
document.getElementById('header').style.left=i
i++
}
​
</script>
</head>
<body onmousemove="moveright()">
​
<h1 id="header">
请在页面上移动鼠标
</h1>
​
</body>
</html>
​