private void BindTimeVaules() { List <String> timeValues = new List <String>(); DateTime dummyStartTime = DateTime.Now.Date; while (dummyStartTime < DateTime.Now.Date.AddDays(1)) { timeValues.Add(dummyStartTime.ToString("hh:mm tt")); dummyStartTime = dummyStartTime.AddHours(1); } StartTime.DataSource = timeValues; StartTime.DataBind(); EndTime.DataSource = timeValues; EndTime.DataBind(); StartTime.SelectedIndex = 8; EndTime.SelectedIndex = 18; }