private void jbAccederActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jbAccederActionPerformed
        Administrador admin = new Administrador(jtUser.getText().toString(), jtPass.getText().toString(), null);
        AdministradorCRUD a = new AdministradorCRUD(MyConnection.getConnection());
        if(a.checkAccess(admin)){
            MenuPrincipalAdministrador mad = new MenuPrincipalAdministrador();
            mad.setVisible(true);
            mad.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            dispose();
        }else{
            JOptionPane.showMessageDialog(this, "Usuario no Permitido");
        }
    }//GEN-LAST:event_jbAccederActionPerformed