public function update_company_setting($data)
 {
     if ($data["cmp_password"] == "" || $data["cmp_password"] == null) {
         unset($data["cmp_password"]);
     } else {
         $data["cmp_password"] = md5($data["cmp_password"]);
     }
     $this->load->model("CompanyActivityModel", "company_activity_model");
     $this->company_activity_model->activity_setting();
     $this->load->model("CompanyModel");
     $company_model = new CompanyModel();
     $status = $company_model->update($data, $this->session->userdata(UserModel::$SESSION_ID));
     if ($status) {
         $this->session->set_userdata(UserModel::$SESSION_STATUS, $data["emp_status"]);
     }
     return $status;
 }