private void dataGVRollBlud_DoubleClick(object sender, EventArgs e)
{
fr2 first = new fr2(Convert.ToInt32(data.CurrentRow.Cells[0].Value));
first.ShowDialog();
FillData();
}
private void buttonAdd_Click(object sender, EventArgs e)
{
fr2 one = new fr2();
one.Show();
}