private void DayList_SelectedIndexChanged(object sender, EventArgs e) { HourList.Visible = false; HourList.ClearSelected(); HourList.Items.Clear(); if (DayList.Text != "") { if (int.Parse(YearList.Text) == today.Year && int.Parse(MonthList.Text) == today.Month && int.Parse(DayList.Text) == today.Day) { timeListAdder.Fill_Hour(HourList, today.Hour % 12); } else { timeListAdder.Fill_Hour(HourList, 11); } HourList.Visible = true; } }