[insert_php]if ($_SERVER[“REQUEST_METHOD”] == “POST”) {        $req = htmlspecialchars($_REQUEST[‘pp_ResponseCode’]);  $reqmessage = htmlspecialchars($_REQUEST[‘pp_ResponseMessage’]);     if($req == ‘000’||$req == ‘121’||$req == ‘200’)     { echo “$reqmessage”;    }  else  if($req == ‘124’||$req == ‘210’) { echo “$reqmessage”; } else {   echo “$reqmessage”;    }}else{echo “Invalid Transaction”;}[/insert_php]