private void listBox1_MouseDoubleClick_1(object sender, MouseEventArgs e)
        {
            ShowNoteForm s = new ShowNoteForm(this, ths, "update");

            addcontroltopanel(s);
        }
        private void pictureBox3_Click(object sender, EventArgs e)
        {
            ShowNoteForm s = new ShowNoteForm(this, ths, "insert");

            addcontroltopanel(s);
        }