private void btnMilitaryQuota_Click(object sender, EventArgs e)
        {
            FRM_BriQuotation q = new FRM_BriQuotation("M");

            q.ShowDialog();
        }
        private void tsQuotPiece_Click(object sender, EventArgs e)
        {
            FRM_BriQuotation q = new FRM_BriQuotation("M");

            q.ShowDialog();
        }
        private void btnRegQuotation_Click(object sender, EventArgs e)
        {
            FRM_BriQuotation q = new FRM_BriQuotation("R");

            q.ShowDialog();
        }