private void RegistrationForm_FormClosed(object sender, FormClosedEventArgs e)
{
this.Dispose();
LogIN loginForm = new LogIN();
loginForm.Show();
}
private void Returnbtn_Click(object sender, EventArgs e)
{
LogIN loginForm = new LogIN();
this.Hide();
loginForm.Show();
}
private void Button1_Click(object sender, EventArgs e)
{
LogIN loginform = new LogIN();
this.Dispose();
loginform.Show();
}