public void RandomIndexTwo(string string_0, string string_1) { oRandomSet = oSurveyRandomDal.GetListNoFix(string_0, string_1); if (DateTime.Now.Second % 2 == 0) { oRandomSet[0].RANDOM_INDEX = 2; oRandomSet[1].RANDOM_INDEX = 1; oSurveyRandomDal.UpdateRandom(oRandomSet); } }