private void buttonBack_Click(object sender, EventArgs e)
{
LogInForm lf = new LogInForm();
lf.Show();
Close();
}
private void btnLogIn_Click(object sender, EventArgs e)
{
LogInForm lf = new LogInForm();
lf.Show();
Hide();
}
private void btnExit_Click(object sender, EventArgs e)
{
Properties.Settings.Default.roleUser = "";
Properties.Settings.Default.idUser = 0;
LogInForm lf = new LogInForm();
lf.Show();
Close();
}