private void jButton7ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton7ActionPerformed

        CardLayout cad = (CardLayout) konten.getLayout();


        cad.show(konten, "card8");

        ControllerKelompok ck = new ControllerKelompok();
        Kelompok p = ck.getNilaiPT(nim);
        jLabel86.setText("Nilai Proposal    : " + p.getProposal());
        jLabel87.setText("Nilai Mingguan    : " + p.getMingguan());
        jLabel88.setText("Nilai Presentasi  : " + p.getPresentasi());
        jLabel89.setText("Nilai Dokumentasi : " + p.getDokumentasi());

    }