private void CustomerRegister_Click(object sender, EventArgs e)
{
clear();
NewRegister customerRegister = new NewRegister(this, customerService);
customerRegister.Show();
this.Hide();
}
private void SellerRegisterbtn_Click(object sender, EventArgs e)
{
clear();
NewRegister sellerRegister = new NewRegister(this, sellerService);
sellerRegister.Show();
this.Hide();
}