public ThongTinSV() throws Exception {
        initComponents();
        setComponents();
        LoadData();
        //st Tim Kiem cai dat thuoc tinh
        sfTimKiem.setSearchMode(JXSearchField.SearchMode.INSTANT);
        sfTimKiem.setInstantSearchDelay(180);//delay mot khoang 180 milisecond giua 2 lan tim tiem
        JPopupMenu po = new JPopupMenu();
        sfTimKiem.setFindPopupMenu(po);
        sfTimKiem.setRecentSearchesSaveKey("saveKey");
        sfTimKiem.setPrompt("Tìm kiếm");
        sfTimKiem.addActionListener(new ActionListener()
        {
            @Override
            public void actionPerformed(ActionEvent e)
            {
                //tbSinhVien.setRowSelectionInterval(2, 0);
                //lam gi do de tim kiem
                boolean flag = false;
                if(tbSinhVien.getRowCount()>0)
                {
                    for(int i = 0; i< tbSinhVien.getRowCount();i++)
                    {
                        for(int j = 0; j< tbSinhVien.getColumnCount();j++)
                        {
                            if(tbSinhVien.getStringAt(i, j).indexOf(sfTimKiem.getText()) != -1)
                            {
                                tbSinhVien.setRowSelectionInterval(i, i);
                                flag = true;
                                break;
                                //tbSinhVien.set
                            }
                            else
                            {
                                tbSinhVien.setRowSelectionInterval(0, 0);
                            }
                        }
                        if(flag)
                        {
                            break;
                        }
                    }
                }
            }
        });
    }