function Login()
	{
	if(isset($_POST['username']) && isset($_POST['password']))
		{
		include 'config.php';
		$user = UserDataName($_POST['username']);
		if (sha1($_POST['password']) == $user['password'])
			{
			$_SESSION['usergroup'] = $user['group'];
			$_SESSION['userid'] = $user['no'];
			$_SESSION['user'] = $user['name'];
			if(isset($_POST['rememberme']) && $_POST['rememberme'])
				{
				setcookie ($CookieName, 'uid='.$user['no'].'&hash='.$user['password'], time() + $CookieTime);
				}
			Redirect(1,'loginresult');
			return;
			}
		}
	}

function LoginForm2()
	{
	echo '<form action="index.php?action=login" method="post">'."\n";
	echo 'Username: <input type="text" name="username" value="" size="30" maxlength="32">'."\n<br>";
	echo 'Password: <input type="password" name="password" value="" size="30" maxlength="64">'."\n<br>";
	echo '<input type="checkbox" name="rememberme" value="rememberme" checked="checked"> Remember me!'."\n<br>";
	echo '<input type="submit" value="Send">'."\n";
	echo '</form>'."\n";
	}