void show_inf()
        {
            Salary Salary_show = new Salary();

            mysql_database.inquire_inf(user_inf.id, ref data);
            this.id_input.Text                    = data.id;
            this.name_input.Text                  = data.basic_inf.name;
            this.sex_input.Text                   = data.basic_inf.sex;
            this.organization_input.Text          = data.basic_inf.organization;
            this.address_province_input.Text      = data.basic_inf.address_province;
            this.address_city_input.Text          = data.basic_inf.address_city;
            this.address_county_input.Text        = data.basic_inf.address_country;
            this.address_detailed_input.Text      = data.basic_inf.address_detailed;
            this.telephone_input.Text             = data.basic_inf.telephone;
            this.base_pay_input.Text              = data.salary_inf.base_pay.ToString();
            this.allowance_input.Text             = data.salary_inf.allowance.ToString();
            this.subsistence_allowance_input.Text = data.salary_inf.subsistence_allowance.ToString();
            this.telephone_bill_input.Text        = data.aggregate_inf.telephone_bill.ToString();
            this.water_electricity_input.Text     = data.aggregate_inf.water_electricity.ToString();
            this.the_rent_input.Text              = data.aggregate_inf.the_rent.ToString();
            this.income_tax_input.Text            = data.aggregate_inf.income_tax.ToString();
            this.sanitation_fee_input.Text        = data.aggregate_inf.sanitation_fee.ToString();
            this.accumulation_fund_input.Text     = data.aggregate_inf.accumulation_fund.ToString();
            Salary_show.salary                    = data.salary_inf.base_pay +
                                                    data.salary_inf.allowance +
                                                    data.salary_inf.subsistence_allowance + 0.00f;
            salary_show.Text      = Salary_show.salary.ToString();
            Salary_show.aggregate = data.aggregate_inf.telephone_bill +
                                    data.aggregate_inf.water_electricity +
                                    data.aggregate_inf.the_rent +
                                    data.aggregate_inf.income_tax +
                                    data.aggregate_inf.sanitation_fee +
                                    data.aggregate_inf.accumulation_fund + 0.0f;
            aggregate_show.Text = Salary_show.aggregate.ToString();
            Salary_show.payroll = Salary_show.salary - Salary_show.aggregate + 0.00f;
            payroll_show.Text   = Salary_show.payroll.ToString();
        }