private void tbbOpenPicture_Click_1(object sender, EventArgs e)
        {
            // Show the open file dialog box
            if (ofdSelectPicture.ShowDialog() == DialogResult.OK)
            {
 
                //Load the picture into the picture box
                picShowPicture.Image = Image.FromFile(ofdSelectPicture.FileName);
                // Show the name of the file in the form's caption.
                this.Text = string.Concat("Picture Viewer (" + ofdSelectPicture.FileName + ")");
            }
        }