代码示例：（标识：dhtm_imagesize_source）
<html>
<head>
<script type="text/javascript">
function moveover()
{
document.getElementById('image').src="/static/demo/images/eg_bulbon.gif"
document.getElementById('image').width="100"
document.getElementById('image').height="180"
}
function moveback()
{
document.getElementById('image').src="/static/demo/images/eg_landscape.jpg"
document.getElementById('image').width="160"
document.getElementById('image').height="120"
}
</script>
</head>
<body>
<b>请把鼠标移动到图像上：</b><br />
<img id="image" src="/static/demo/images/eg_landscape.jpg"
onmouseover="moveover()"
onmouseout="moveback()" width="160" height="120" />
</body>
</html>
