private void salesToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.Dispose();
            frmRecordSales frmRS = new frmRecordSales();

            frmRS.Show();
        }
        private void btnViewRecords_Click(object sender, EventArgs e)
        {
            this.Dispose();
            frmRecordSales frmRecord = new frmRecordSales();

            frmRecord.Show();
        }
        private void btnOkay_Click(object sender, EventArgs e)
        {
            this.Dispose();
            frmRecordSales RS = new frmRecordSales();

            RS.Show();
        }