public void valueChanged(ListSelectionEvent e) {
                int row = pesanKeluarDosen.getSelectedRow();
                if (row != -1) {
//                    isiText();
                    sinyalHapus = 1;
                    jLabel15.setText("ke    : ");
                    jLabel43.setText("siswa");
                    Pesan pesan = recordKeluar.get(row);
                    jLabel44.setText(pesan.getTgl());
                    jLabel45.setText(pesan.getJam());
                    isiBukaPesan.setText(pesan.getIsi());
                    tempPengirim = onUsed;
                    tempPenerima = pesan.getIdOrang();
                    bacaPsnMasukMhs.show();
                }
            }