private void datObjectsBindingSource_CurrentChanged(object sender, EventArgs e)
        {
            if (this.datObjectsBindingSource.Current == null)
            {
                pictureBox1.Image = null;
                return;
            }

            DataRowView drv = this.datObjectsBindingSource.Current as DataRowView;
            if (Convert.IsDBNull(drv["PHOTO"]))
            {
                pictureBox1.Image = null;
            }
            else
            {
                pictureBox1.Image = new Bitmap(new MemoryStream((byte[])drv["PHOTO"]));
            }
        }