<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript">
$(function(){
$("input").click(function(){
$("div").load("chapter667.html div");
});
});
</script>
</head>
<body>
<input type="button" value="変更">
<div>
<p>変更前</p>
</div>
</body>
</html>
<html> <head> <title></title> </head> <body> <p>変更後</p> </body> </html>