[PhP] Comment optimiser

set_time_limit(0)

function envoie($sujet,$messagecenter,$pdfup,$serviceTotal,$newsid){
	$QUERY = mysql_query("SELECT DISTINCT email,id,nom,prenom,fonction,nomOrganisation FROM envoie ");
	$RESULT = mysql_num_rows($QUERYecrRECIPIENT);

		$log='';
		for($x=0;$RESULT!=$x;$x++)
		{
			$NOM = mysql_result($QUERY,$x,"nom");
			$PRENOM = mysql_result($QUERY,$x,"Prenom");
			$NOMORGA = mysql_result($QUERY,$x,"nomOrganisation");
			$email = mysql_result($QUERY,$x,"email");
			$recipientID= mysql_result($QUERY,$x,"id");
			$FONCTIONnom= mysql_result($QUERY,$x,"fonction");
			$log[]=	Array('ID'=> $recipientID,'NOM'=> $NOM,'PRENOM'=> $PRENOM,'MAIL'=> $email,'ORGANISATION'=> $NOMORGA);
			$message = Personalise($NOM,$PRENOM,$NOMORGA,$FONCTIONnom,$messagecenter);

			envoierMail($email,$sujet,$message,$message,$pdfup);

		}
	logMail ($log, $dateUp);
}

function envoierMail($email,$sujet,$html,$text,$pdfUp=''){
	$mail = new PHPMailer();
	$mail->IsSMTP();
	$mail->Host = "xxx.xxx.xx";
	$mail->SMTPAuth = true;
	$mail->Username = "xxx@xx.xx";
	$mail->Password = "";

	$mail->From = "zzz@eee.ee";
	$mail->FromName = "ZZZZZZ";
	$mail->AddAddress($email);
	$mail->AddReplyTo("", "Information");

	$mail->WordWrap = 150;
	$mail->IsHTML(true);

	$mail->Subject = stripslashes($sujet);
	$mail->Body    = stripslashes($html);
	$mail->AltBody = stripslashes($text);
	if(isset($pdfUp)){
		$mail->AddAttachment($pdfUp);       
	}

	if(!$mail->Send())
	{
	   echo "Message could not be sent. <p>";
	   echo "Mailer Error: " . $mail->ErrorInfo;
	   exit;
	}
	echo "j'ai un pdf !!";
    $mail->ClearAddresses();
    $mail->ClearBody();
    $mail->SmtpClose();
	unset($mail);
}