ham send mail

function sendmail($receiver_email, $receiver_name, $mail_subject, $mail_body, $mail_altbody , $mail_error, $mail_success) {
        require ('phpmailer/PHPMailerAutoload.php');
        /**
         * This example shows settings to use when sending via Google's Gmail servers.
         */
        //SMTP needs accurate times, and the PHP time zone MUST be set
        //This should be done in your php.ini, but this is how to do it if you don't have access to that
        //date_default_timezone_set('Etc/UTC');
        //Create a new PHPMailer instance
        $mail = new PHPMailer;
        // cat dat charset cho tieng viet
        $mail->CharSet = 'UTF-8';
        //Tell PHPMailer to use SMTP
        $mail->isSMTP();
        //Enable SMTP debugging
        // 0 = off (for production use)
        // 1 = client messages
        // 2 = client and server messages
        $mail->SMTPDebug = 0;
        //Ask for HTML-friendly debug output
        $mail->Debugoutput = 'html';
        //Set the hostname of the mail server
        $mail->Host = 'smtp.gmail.com';
        //Set the SMTP port number - 587 for authenticated TLS, a.k.a. RFC4409 SMTP submission
        $mail->Port = 587;
        //Set the encryption system to use - ssl (deprecated) or tls
        $mail->SMTPSecure = 'tls';
        //Whether to use SMTP authentication
        $mail->SMTPAuth = true;
        //Username to use for SMTP authentication - use full email address for gmail
        $mail->Username = "chieunaydidabongkhong@gmail.com";
        //Password to use for SMTP authentication
        $mail->Password = "anhday125";
        //Set who the message is to be sent from
        $mail->setFrom('chieundaydidabongkhong@gmail.com', 'Daudau wineshop');
        //Set an alternative reply-to address
        $mail->addReplyTo('chieundaydidabongkhong@gmail.com', 'Daudau wineshop');
        //Set who the message is to be sent to
        $mail->addAddress($receiver_email, $receiver_name);
        //Set the subject line
        $mail->Subject = "$mail_subject";
        //Read an HTML message body from an external file, convert referenced images to embedded,
        //convert HTML into a basic plain-text alternative body
        //$mail->msgHTML(file_get_contents('include/phpmailer/examples/contents.html'), dirname(__FILE__));
        $mail->Body = "$mail_body";
        //Replace the plain text body with one created manually
        $mail->AltBody = "$mail_altbody";
        //Attach an image file
        //$mail->addAttachment('include/phpmailer/examples/images/phpmailer_mini.png');
        //send the message, check for errors
        if (!$mail->send()) {
            //echo "Mailer Error: " . $mail->ErrorInfo;
            return $mail_error;
        } else {
            //echo "Message sent!";
            return $mail_success;
        }
    }