public function getpromodetailAction()
{
$this->_helper->layout->setLayout('json');
$callback = $this->getRequest()->getParam('jsoncallback');
if ($callback != "") {
// strip all non alphanumeric elements from callback
$callback = preg_replace('/[^a-zA-Z0-9_]/', '', $callback);
}
$this->view->callback = $callback;
$lat = $this->_getParam('lat');
//$_GET['lat'];
$lng = $this->_getParam('lng');
//$_GET['lng'];
$promotion_id = $this->_getParam('promoid');
//$_GET['lng'];
$promotion = new PAP_Model_Promotion();
$data = $promotion->getPromotionById($promotion_id, $lat, $lng);
$data["logo"] = $this->getDataURI("./images" . $data["logo"]);
$data["path"] = $this->getDataURI("./images" . $this->getThumb($data["path"]));
$data["promo_photo"] = "./images" . $data["path"];
$response = $this->getFrontController()->getResponse();
$response->appendBody($callback . '(' . json_encode($data) . ')');
$this->getFrontController()->setResponse($response);
}