private void Konzola9_Clicked(object sender, RoutedEventArgs e)
{
string brojKonzole = "K9";
Racun ra = new Racun();
var brojRacuna = ra.IdRacuna;
RacunWindow rc = new RacunWindow(brojKonzole);
rc.ShowDialog();
}
private void btnProdaja_Click(object sender, RoutedEventArgs e)
{
RacunWindow rw = new RacunWindow();
rw.ShowDialog();
}