sub setup {

  my $self = shift;

  $self->run_modes(
      'home' => 'home',
      'articles' => 'articles',
      'admin' => 'admin',
      );

   $self->param('dbh' =>  DBI->connect(
        "DBI:mysql:tro:localhost",
        "root", "",
        {RaiseError => 1})
      );

  $self->tmpl_path('/var/www/petnuch/html_templates');
  $self->start_mode('home');
  $self->mode_param('node');

}