สอบถามเรื่องการส่ง Email PHPmailer ของ Gmail ครับผม ช่วยหน่อยครับ

<?php
require_once('../phpmailer/phpmailer.inc.php');
//require_once('../phpmailer/smtp.inc.php');
$mail = new PHPMailer();
$mail->IsHTML(true);
$mail->IsSMTP();
$mail->SMTPAuth = true; // enable SMTP authentication
$mail->SMTPSecure = "ssl"; // sets the prefix to the servier
$mail->Host = "smtp.gmail.com"; // sets GMAIL as the SMTP server
$mail->Port = 465; // set the SMTP port for the GMAIL server
$mail->Username = "[email protected]"; // GMAIL username
$mail->Password = "xxxxxxx"; // GMAIL password ใส่แล้วนะครับ
$mail->From = "[email protected]"; // "[email protected]";
//$mail->AddReplyTo = "[email protected]"; // Reply
$mail->FromName = "Mr.Weerachai Nukitram";  // set from Name
$mail->Subject = "Test sending mail.";
$mail->Body = "My Body";
$mail->AddAddress("[email protected]"); // to Address
//$mail->AddAttachment("thaicreate/myfile.zip");
//$mail->AddAttachment("thaicreate/myfile2.zip");
//$mail->AddCC("[email protected]", "Mr.Member ShotDev"); //CC
//$mail->AddBCC("[email protected]", "Mr.Member ShotDev"); //CC
//$mail->set('X-Priority', '1'); //Priority 1 = High, 3 = Normal, 5 = low 

if($mail->Send()){
	echo "OK" ;
	}else{
		echo"fail";
		}
?>