public function tableAction()
	{
		$request = $this->getRequest()->getParams();
		$dir = $request['dir'];
		$sort = $request['sort'];
		$startIndex = $request['startIndex'];
		$results = $request['results'];
		$validArr = array('asc','desc','id','name','surname','age','status');
		$validString = new Zend_Validate_InArray($validArr);
		$validNum = new Zend_Validate_Between(0, 100, true);
		if ( $validNum->isValid($startIndex) && $validNum->isValid($results) &&
			 $validString->isValid($dir) && $validString->isValid($sort))   {
			$params = array ( 'dir' => $dir,
					  'sort' => $sort,
					  'startIndex' => (int) $startIndex,
					  'results' => (int) $results);
			$dataModel = new Model_DbTable_Table();
			$total = $dataModel->getTotal();
			$total = $total->toArray();
			$data = $dataModel->getData($params);
			$data = $data->toArray();
			$result['records'] = $data;
			$result['total'] = $total['total'];
			$this->_helper->json($result);
		} else {
			$result['replyCode'] = 500;
			$result['errMessage'] = 'Invalid data requested';
			$this->_helper->json($result);
		}
	}