<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1" import="virtualconference.Authentication"%>
<%
	Integer id = (Integer) session.getAttribute("id");
	if (id == null || !Authentication.isSignedIn(id))
		%><jsp:include page="signIn.html"/><%
	else
		%><jsp:include page="main.jsp"/><%
%>