private void btn_mem1_Click(object sender, EventArgs e)
        {
            MemberListForm mem = new MemberListForm();
            DialogResult   r   = mem.ShowDialog();

            if (r == DialogResult.OK)
            {
                txtmemid1.Text = mem.Member.MemberID.ToString();
            }
        }
        private void MemListButton_Click(object sender, EventArgs e)
        {
            MemberListForm f = new MemberListForm();
            DialogResult   r = f.ShowDialog();

            if (r == DialogResult.OK)
            {
                Members m = f.Member;
                memID = m.MemberID;
                MemIDNumericUpDown.Value = memID;
                PopulateMemberDetails(m);
                MemberToolStripStatusLabel.Text = "Loaded Member ID: " + memID.ToString();
            }
        }