. 代碼如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>無標題文檔</title>
<script type="text/javascript" language="javascript" src="../../jquery-1.7.1.min.js">
</script>
<script language="javascript">
$(document).ready(function(){
$("#btn1").toggle(function(){
$("p").fadeOut("slow");
},function(){
$("p").fadeIn("slow");
});
$("#btn2").toggle(function(){
$("p").fadeTo("slow",0.66);
},function(){
$("p").fadeTo("slow",0.66);
});
});
</script>
</head>
<body>
<p style="background:#3F3">this is pi<br>
this is pi<br>
this is pi<br>
this is pi<br>
this is pi<br>
this is pi<br>
</p>
<input type="button" value="淡入/淡出" id="btn1">
</body>
<input type="button" value="淡入/淡出 效果 透明度0.66" id="btn2">
</html>