if (empty($SESSION_['id']))
	{
	// Read the entered username and password
	$username = $_POST['username'];
	$password = $_POST['password'];

	// Select password from database
	$loginresult = mysqli_query($dbc, "SELECT password FROM user WHERE username = '$username'") or die('Error accessing the user database');
	$row = mysqli_fetch_assoc($loginresult);
	if (mysqli_num_rows($loginresult) > 0 && password_verify($password, $row['password']))
		{
		$SESSION_['id'] = $username;
		}
	   else
	    {
		echo ("Access denied. <a href='login.php'>Try again?</a>");
	    }
	mysqli_close($dbc);
	}