private void TxtUserName_KeyDown(object sender, KeyEventArgs e)
        {
            //if (e.KeyCode == Keys.Enter || e.KeyCode == Keys.Tab)
            {
                DataSet dsGetUser = ProjectFunctionsUtils.GetDataSet(SQL_QUERIES.SQL_USERMASTER_BY_USER(txtUserName.Text.Trim()));
                if (ComparisonUtils.IsNotNull_DataSet(dsGetUser))
                {
                    GlobalVariables.CurrentUser = txtUserName.Text;
                    DataSet dsUnit = ProjectFunctionsUtils.GetDataSet(SQL_QUERIES.SQL_UNITS_BY_USER(txtUserName.Text));
                    if (ComparisonUtils.IsNotNull_DataSet(dsUnit))
                    {
                        txtUnit.DataSource    = dsUnit.Tables[0];
                        txtUnit.ValueMember   = SQL_COLUMNS.UNITS._UNITID;
                        txtUnit.DisplayMember = SQL_COLUMNS.UNITS._UNITNAME;
                    }
                    DataSet dsFNYear = ProjectFunctionsUtils.GetDataSet(SQL_QUERIES.SQL_USER_FN_ACCESS_BY_USER(txtUserName.Text));
                    if (ComparisonUtils.IsNotNull_DataSet(dsFNYear))
                    {
                        txtFNYear.DataSource    = dsFNYear.Tables[0];
                        txtFNYear.ValueMember   = SQL_COLUMNS.FN_YEAR._FNYearCode;
                        txtFNYear.DisplayMember = SQL_COLUMNS.FN_YEAR._FNYearCode;
                    }

                    DataSet dsFNYear2 = ProjectFunctionsUtils.GetDataSet(SQL_QUERIES.SQL_FN_YEAR_ACTIVE("Y"));
                    if (ComparisonUtils.IsNotNull_DataSet(dsFNYear2))
                    {
                        txtFNYear.SelectedValue = dsFNYear2.Tables[0].Rows[0]["FNYearCode"].ToString();
                        //txtFNYear.ValueMember = SQL_COLUMNS.FN_YEAR._FNYearCode;
                        //txtFNYear.DisplayMember = SQL_COLUMNS.FN_YEAR._FNYearCode;
                    }
                }
                else
                {
                    ProjectFunctions.SpeakError("Invalid UserName");
                }
            }
        }