private void button1_Click_1(object sender, EventArgs e) { flag = false; string fname, lname, street_address, city, tel, ID; int clinic_Number, Zip_Code; double anualSalary = 0; string date; city = txtCity.Text; fname = txtFName.Text; lname = txtLName.Text; street_address = txtAddress.Text; tel = mtxtTel.Text; ID = mtxtIDNum.Text; Zip_Code = Convert.ToInt32(txtZip.Text); date = dateTimePicker1.Value.ToString(); clinic_Number = Convert.ToInt32(comboBox3.SelectedValue.ToString()); int code = comboBox2.SelectedIndex; date = date.Substring(0, 10).Replace('/', '-'); switch (code) { case 0: anualSalary = 960000; break; case 1: anualSalary = 300000; break; case 2: anualSalary = 120000; break; case 3: anualSalary = 60000; break; } database.insert_staff(emp_num, lname, fname, street_address, city, state, Zip_Code, tel, date, Gen, ID, Position, anualSalary, createPass, clinic_Number); this.Close(); }