public function deleteWatchListAction()
 {
     $this->_helper->layout->disableLayout();
     $this->_helper->viewRenderer->setNoRender();
     $request = $this->getRequest();
     $OpportunityID = $request->getParam("OpportunityID", "");
     $client = PR_Session::getSession(PR_Session::SESSION_USER);
     $CandidateProfileID = $client['CandidateProfileID'];
     $PR_Api = new PR_Api_Core_CandidateClass();
     $res = $PR_Api->deleteWatchList($OpportunityID, $CandidateProfileID);
     $response = $this->getResponse();
     $response->clearAllHeaders()->clearBody();
     $res = json_encode($res);
     $response->setHeader('Content-type', 'application/json');
     $response->setHeader('Content-Length', strlen($res), true)->setBody($res);
 }