code: public function onWebsiteRestriction(Varien_Event_Observer $observer)
      {
          /** @var Mage_Core_Controller_Front_Action $controller */
          $controller = $observer->getController();
          /** @var Varien_Object $result */
          $result = $observer->getResult();
  
          $helper = Mage::helper('sheep_debug');
          if ($helper->canShowToolbar() && $controller instanceof Sheep_Debug_Controller_Front_Action) {
              $result->setShouldProceed(false);
          }
  
      }
docs: Disables website restriction module for requests handled by our module
  
  @param Varien_Event_Observer $observer