public function getappraisalskillsAction()
 {
     $ajaxContext = $this->_helper->getHelper('AjaxContext');
     $ajaxContext->addActionContext('getappraisalskills', 'json')->initContext();
     $this->_helper->layout->disableLayout();
     $appraisalSkillsModel = new Default_Model_Appraisalskills();
     $skillsval = $this->_request->getParam('skillsval');
     $result['result'] = 'success';
     $result['data'] = "<option value=''>Select Skills</option>";
     $categoryids = '';
     $appraisalid = $this->_request->getParam('appraisalid');
     $skillsdata = $appraisalSkillsModel->getselectedAppraisalSkillsData($skillsval);
     if (!empty($skillsdata)) {
         foreach ($skillsdata as $data) {
             $result['data'] .= "<option value=" . $data['id'] . ">" . utf8_encode($data['skill_name']) . "</option>";
         }
     } else {
         if (!empty($skillsval) && empty($skillsdata)) {
             $result['result'] = 'error';
             $result['data'] = "No more skills to add.";
         } else {
             $result['result'] = 'error';
             $result['data'] = "Skills are not configured yet.";
         }
     }
     $this->_helper->json($result);
 }