void run_serch(object parametr)
        {
            // string _res = " ";
            List <DirectoryInfo> di;
            string _serch;
            param  p = parametr as param;

            _serch = p.sr;
            di     = p.root;
            // p.res = _res;


            Window2 s = new Window2(_serch, di, p.res);

            s.Show();
            System.Windows.Threading.Dispatcher.Run();
        }
        private void serch_Click(object sender, RoutedEventArgs e)
        {
            if (serch_b.Content.ToString() == "Serch")
            {
                string  serch_st = " ";
                Window1 w1       = new Window1();

                if (w1.ShowDialog() == true)
                {
                    serch_st = w1.name;
                }



                param p = new param(serch_st, inactiv_w.roots, rez);


                ParameterizedThreadStart pts = new ParameterizedThreadStart(run_serch);
                Thread sr = new Thread(pts);

                sr.IsBackground = true;

                sr.SetApartmentState(ApartmentState.STA);
                sr.Start(p);

                prog_bar1.Visibility = Visibility.Visible;
                serch_b.Content      = "view rez";
            }
            else
            {
                if (rez.fsi != null)
                {
                    if (rez.Dir == "dir")
                    {
                        inactiv_w.current_dir = rez.fsi as DirectoryInfo;
                    }
                    else
                    {
                        FileInfo temp = rez.fsi as FileInfo;
                        inactiv_w.current_dir = temp.Directory;
                    }


                    if (lr)
                    {
                        refr_r();
                    }
                    else
                    {
                        refr_l();
                    }
                }
                else
                {
                    System.Windows.MessageBox.Show("NO");
                }

                prog_bar1.Visibility = Visibility.Hidden;
                serch_b.Content      = "Serch";
            }
        }