试下类似的这个吧
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>AJAX测试</title>
<script language="javascript" src="./js/jquery.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$.get("index.jsp",function(data){
$("#content").html(data);
alert(data);
});
})
</script>
</head>
<body>
<div id="content" style="background-color: red; width: 400px; height: 500px;">test</div>
</body>
</html>
