private void cSC_SelectedDatesChanged(object sender, SelectionChangedEventArgs e)
{
Mouse.Capture(null);
Calendar calendar = (Calendar)sender;
if (calendar.SelectedDate != null && calendar.Name == "cJanSC" && btnEdit.IsEnabled == false)
{
Cycle.CleanCycleCalendars(this);
Cycle.SetEndCicles(this, (DateTime)calendar.SelectedDate);
}
}