/// <summary>
        /// 获取国家下拉列表
        /// </summary>
        /// <param name="countryName"></param>
        /// <param name="Country"></param>
        /// <returns></returns>
        public string GetCountrylist(string countryName, string Country)
        {
            string    s  = string.Empty;
            DataTable dt = new DataTable();

            model.pbxdatasourceDataContext context = new model.pbxdatasourceDataContext();
            s += "<option value=''>请选择</option>";
            if (countryName != "")
            {
                //var q = from c in context.customsCountry where c.countryName.Contains(countryName) || c.countryNo.Contains(countryName) select c;
                var q = from c in context.customsCountry where c.countryName.Contains(countryName) || c.countryNo.Contains(countryName) || context.fun_getPY(c.countryName).Contains(countryName) select c;
                dt = LinqToDataTable.LINQToDataTable(q.OrderBy(a => a.countryNo));
                for (int i = 0; i < dt.Rows.Count; i++)
                {
                    s += "<option value='" + dt.Rows[i]["countryNo"] + "'>" + dt.Rows[i]["countryName"] + "-" + dt.Rows[i]["countryNo"] + "</option>";
                }
            }
            else
            {
                dt = DbHelperSQL.Query(@"select * from customsCountry order by countryNo").Tables[0];
                if (Country == "")
                {
                    for (int i = 0; i < dt.Rows.Count; i++)
                    {
                        s += "<option value='" + dt.Rows[i]["countryNo"] + "'>" + dt.Rows[i]["countryName"] + "-" + dt.Rows[i]["countryNo"] + "</option>";
                    }
                }
                else
                {
                    for (int i = 0; i < dt.Rows.Count; i++)
                    {
                        if (Country.Contains(dt.Rows[i]["countryNo"].ToString()))
                        {
                            s += "<option value='" + dt.Rows[i]["countryNo"] + "' selected='selected'>" + dt.Rows[i]["countryName"] + "-" + dt.Rows[i]["countryNo"] + "</option>";
                        }
                        else
                        {
                            s += "<option value='" + dt.Rows[i]["countryNo"] + "'>" + dt.Rows[i]["countryName"] + "-" + dt.Rows[i]["countryNo"] + "</option>";
                        }
                    }
                }
            }


            return(s);
        }