head.jsp

<%@ page language="java" contentType="text/html; charset=gb2312"%>

<table>  
    <tr>  
        <td> 
                       我是Head 我是Head我是Head我是Head我是Head我是Head我是Head</td>  
    </tr>  
</table>



Main.jsp 

<%@ page language="java" contentType="text/html; charset=gb2312"%>
<html>
<head>
<title>Insert title here</title>
</head>
<body>
<%@ include file="head.jsp"%>
<%@ include file="menubar.jsp"%>
</body>
</html>



menubar.jsp 

<%@ page language="java" contentType="text/html; charset=gb2312"%>

<table>  
    <tr>  
        <td> 
                       我是menubar 我是menubar我是menubar我是menubar我是menubar我是menubar我是menubar</td>  
    </tr>  
</table>