php Mailer ครับ ผมลองเทสกับ Gmail มันทำงานได้ครับ แล้วถ้าผมต้องใช้กับโดเมนของผม ตามโค้ดผมแก้ถูกมั้ยครับ

////////////////////////phpmailer//////////////////////////
$mail = new PHPMailer();   
$mail->IsHTML(true);   
$mail->IsSMTP();  
$mail->CharSet = "utf-8";
$mail->SMTPAuth = true; // enable SMTP authentication  --> บรรทัดนี้
$mail->SMTPSecure = "ssl"; // sets the prefix to the servier  --> บรรทัดนี้
$mail->Host = "smtp.mydomain.com"; // sets GMAIL as the SMTP server    --> บรรทัดนี้
$mail->Port = 25; // set the SMTP port for the GMAIL server   --> บรรทัดนี้
$mail->Username = "[email protected]"; // GMAIL username    --> บรรทัดนี้
$mail->Password = "12345678"; // GMAIL password     --> บรรทัดนี้
$mail->From = "[email protected]"; // "[email protected]";    --> บรรทัดนี้
$mail->FromName = "$firstname";  // set from Name   
$mail->Subject = "New Register.";    
$mail->Body ="To sale www.mydomain.com <br> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;You have new Register from your Customer<br><br> ".
	"Title : $title<br>".
	"First Name : $firstname    $lastname <br>".
	"Address : $address<br>".
	"Town : $town<br>".
	"Company Name :$company_name<br>".
	"Limited : $limited<br>".
	"Post Code : $postcode<br>".
	"City : $city<br>".
	"Telephone : $telephone<br>".
	"Companny No : $company_no<br>".
	"E-mail : $emails<br>".
	"Vat : $vat<br>".
	"Fax : $fax<br>".
	"website : $website<br><br>".
	"Message : $message<br><br>".
	"Thank <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; From Automatic E-mail systems.";
	
$mail->AddAddress("[email protected]", "Nottpoo"); // to Address   
//$mail->AddAddress("[email protected]", "My Mail"); // to Address   
//$mail->AddAttachment("zip/PHPMailer_v5.1.zip");   
//$mail->AddAttachment("zip/PHPMailer_v5.2.zip");   
//$mail->AddCC("[email protected]", "Nardanong Sukbua"); //CC   
//$mail->AddBCC("[email protected]", "Nannapas"); //BCC 
  
$mail->set('X-Priority', '1'); //Priority 1 = High, 3 = Normal, 5 = low :Security

if(!$mail->Send()) {
    echo "Mailer Error: " . $mail->ErrorInfo;
	return false;
	} else {
    echo "Message sent!";
	return true;
}

?>