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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www./TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www./1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>mouseover和mouseout创建动态按钮</title>
<script type="text/javascript">
//通过索引的方法找到想要的元素
/*function mover(){
document.images[0].src='1.gif'
}
function mout(){
document.images[0].src='2.gif'}*/
//通过name的方法找到想要的元素
/*function mover(){
document.img.src='1.gif'
}
function mout(){
document.img.src='2.gif'}
*/
//通过id的方法找到想要的元素
var img=document.getElementById('tu')
function mover(){
document.tu.src='1.gif'
}
function mout(){
document.tu.src='2.gif'}
</script>
</head>
<body>
<img src="1.gif" name="img" id="tu"alt="taosheng" onmouseover="mover()" onmouseout="mout()"/>
</body>
</html>
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