public static extern int SetWindowLong(IntPtr hWnd, ToastForm.GWL nIndex, int dwNewLong);
public static extern int GetWindowLong(IntPtr hWnd, ToastForm.GWL nIndex);
public static extern int SetWindowLong(IntPtr hWnd, ToastForm.GWL nIndex, int dwNewLong);
public static extern int GetWindowLong(IntPtr hWnd, ToastForm.GWL nIndex);