<html>
<head>
<script type="text/javascript">
function shakeleft()
{
document.getElementById('image').style.position="relative"
document.getElementById('image').style.left="3"
timer=setTimeout("shakeright()",10)
}
function shakeright()
{
document.getElementById('image').style.left="0"
timer=setTimeout("shakeleft()",10)
}
function stoptimer()
{
clearTimeout(timer)
}
</script>
</head>
<body>
<b>请把鼠标移动到图像上，会看到它在摇动：）</b><br />
<img id="image" src="/static/demo/images/eg_smile.gif"
onmouseover="shakeleft()"
onmouseout="stoptimer()" />
</body>
</html>
