<?php

session_start();

function isLogged() {
	return $_SESSION['admin']>time();
}

function login($timeout=-1) {
	$timeout=24*60*60;
	$_SESSION['timeout']=$timeout;
	$_SESSION['admin']=time()+$timeout;
	return true;
}

function logout() {
	if(isset($_SESSION['admin'])) {
		unset($_SESSION['admin']);
		unset($_SESSION['timeout']);
		return true;
	}
	return false;
}


?>