<html>
<head>
<script type="text/javascript" src="terza.javascript">
</script>
<link href="stile.css" rel="stylesheet" type="text/css">
</head>
<body>
<div id="box">
</div>
<input type="button" value="Fade OUT" onclick="fade('box', 'out', 1)">
<input type="button" value="Fade IN"...