public void SetTime()
{
TimeSpan t = TimeSpan.Zero;
if (dateEndTime.Value < dateStartTime.Value)
{
DateTime newEndDate = new DateTime(dateEndTime.Value.Ticks);
newEndDate = newEndDate.AddDays(1);
t = newEndDate - dateStartTime.Value;
}
else
{
t = dateEndTime.Value - dateStartTime.Value;
}
labelDuration.Text = "(the show will last " + t.Hours + " hours and " + t.Minutes + " minutes)";
}