/// <summary>
        /// Saves INN related info
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnInnSave_Click(object sender, EventArgs e)
        {
            if (txtINN.Text != "")
            {
                INN newInn = new INN();
                if (_innId != 0)
                    newInn.LoadByPrimaryKey(_innId);
                else
                    newInn.AddNew();
                newInn.IIN = txtINN.Text;
                //newInn.ATC = txtATC.Text;
                newInn.Description = txtIINDescription.Text;
                newInn.TypeID = ((rdDrug.Checked) ? 1 : 2);
                newInn.Save();
                newInn.LoadAll();
                PopulateINN(newInn);
                ResetInnForm();
            }
            else
            {
                txtINN.BackColor = Color.FromArgb(251, 214, 214);

            }
        }