public function ajaxGetCampaignsAction()
 {
     $this->_helper->layout->disableLayout();
     $province = $this->_request->province;
     $district = $this->_request->district;
     $level = $this->_request->level;
     $campaigns = new Model_Campaigns();
     if ($level == 1) {
         $campaign_data = $campaigns->getAllCampaignsNational();
     } elseif ($level == 2) {
         $campaigns->form_values['province_id'] = $province;
         $campaign_data = $campaigns->getCampaignsByProvince();
     } elseif ($level == 6) {
         $campaigns->form_values['districts'] = $district;
         $campaign_data = $campaigns->getCampaignsByDistrictReports();
     } else {
         $campaign_data = $campaigns->getAllCampaigns();
     }
     $this->view->campaign_data = $campaign_data;
 }