public function SetParameters()
 {
     parent::SetParameters();
     $this->RestrictUnknownParams();
     $this->SetParameterType('cge_msg', CLEAN_STRING);
     $this->SetParameterType('cge_error', CLEAN_INT);
     $this->SetParameterType('nocache', CLEAN_INT);
     $this->CreateParameter('nocache', 0, $this->Lang('param_nocache'));
 }