private void OpenPanel(string type) { AuthForm authForm = new AuthForm(type); authForm.ShowDialog(); switch (GlobalProperties.user_id) { case "1": AdminPanel adminPanel = new AdminPanel(); adminPanel.ShowDialog(); break; case "2": ManagerPanel managerPanel = new ManagerPanel(); managerPanel.ShowDialog(); break; case "3": ClientPanel clientPanel = new ClientPanel(); clientPanel.ShowDialog(); break; } }