public FrmAddCompany(String companyCode, int mode, UserInfo userInfo, FrmListCompany frmListCompany)
        {
            _userInfo = userInfo;
            _companyCode = companyCode;
            _mode = mode;
            _frmListCompany = frmListCompany;

            InitializeComponent();
        }
 private void mnuCompany_Click(object sender, EventArgs e)
 {
     FrmListCompany form = new FrmListCompany(_userInfo);
     form.MdiParent = this;
     form.Show();
 }