<%@ page import="onLine.*,java.util.*" %> 
<jsp:useBean id="onlineuser" class="onLineUser" scope="application"/> 
<% session = request.getSession(false); %> 

<% 
String username=(String) session.getAttribute("username"); 
if(onlineuser.deleteUser(username)) 
out.println(""); 
else 
out.println(""); 
%> 
<%
session.setAttribute("username",null);
session.setAttribute("bumen",null);
session.setAttribute("systemop",null);
session.setAttribute("lastlogintime",null);
session.setAttribute("onlineuser",null);
session.setAttribute("myboard",null);
session.setAttribute("newmsg",null);
%>
<script language=javascript>
window.close();
opener.location=opener.location;
</script>