private void btn_NotGir_Click(object sender, EventArgs e)
{
frm_Not_Ekle_Duzenle frm = new frm_Not_Ekle_Duzenle();
frm.ShowDialog();
frm.Close();
}
private void btn_Guncelle_Click(object sender, EventArgs e)
{
frm_Not_Ekle_Duzenle frm2 = new frm_Not_Ekle_Duzenle();
frm2.btn_Kaydet.Text = "Not Güncelle";
frm2.ShowDialog();
frm2.Close();
}