private void btnModificar_Click(object sender, RoutedEventArgs e)
{
Paquetes r = ((Button)sender).DataContext as Paquetes;
long lID = r.ID;
Popups.Paquete w = new Popups.Paquete(lID);
w.ShowDialog();
realizarBusqueda(new Paquetes());
}
private void btnAdd_Click(object sender, RoutedEventArgs e)
{
Popups.Paquete w = new Popups.Paquete();
w.ShowDialog();
realizarBusqueda(new Paquetes());
}