public function executeIndex(sfWebRequest $request)
  {
    $this->form = new myChooseDomainForm();
    if($request->isMethod('post'))
      {
	$this->form->bind($request->getParameter($this->form->getName()));

	if($this->form->isValid())
	  {
	    self::chooseDomain($this->form->getValue('domain'));
	  }
      }
  }

  private function chooseDomain($domain)
  {
    $this->blogs = Doctrine_Core::getTable('BlogLink')
      ->getBlogsByDomain($domain, 10);
  }