【 tulaoshi.com - Html 】
1）<html
<head
<script language="JavaScript"
function setHeight()
{
var x=document.images
x[0].height="250"
}
</script
</head
<body
<img src="http://img.jcwcn.com/attachment/portal/jcwcj/2005-12/10/05121012390056512.gif" width="107" height="98" /
<form
<input type="button" onclick="setHeight()" value="Change height"
</form
</body
</html
2）<html
<head
<script language="JavaScript"
function setSrc()
{
var x=document.images
x[0].src="http://img.jcwcn.com/attachment/portal/jcwcj/2005-12/10/05121012390032194.gif"
}
</script
</head
<body
<img src="http://img.jcwcn.com/attachment/portal/jcwcj/2005-12/10/05121012390056512.gif" width="107" height="98" /
<form
<input type="button" onclick="setSrc()" value="Change image"
</form
</body
</html
3）<html
<head
<script language="JavaScript"
function setWidth()
{
var x=document.images
x[0].width="300"
}
</script
</head
<body
<img src="http://img.jcwcn.com/attachment/portal/jcwcj/2005-12/10/05121012390056512.gif" width="107" height="98" /
<form
<input type="button" onclick="setWidth()" value="Change width"
</form
</body
</html
注意，图形文件换成自己的文件，试试，不错吧
