/** * Renders grid column * * @param Varien_Object $row * @return string */ public function render(Varien_Object $row) { if ($row->getSubscriberStatus() == Mage_Newsletter_Model_Subscriber::STATUS_SUBSCRIBED) { return '<input type="checkbox" name="subscriber[]" value="' . $row->getId() . '" class="subscriberCheckbox"/>'; } else { return ''; } }