Hola aca te paso un ejemplo de como seria, saludos espero q te sea util.
require("class.phpmailer.php");
$mail = new phpmailer();
$mail->IsSMTP();
$mail->Host = "192.168.100.8";
$mail->IsSendmail();
$mail->From = "k.woellert@ds...";
$mail->FromName = "BlueLine News";
$mail->AddAddress("k.woellert@ds...","Klaus Woellert");
$mail->AddReplyTo("info@ds...","BlueLine News");
$mail->AddAttachment("/usr/local/httpd/htdocs/hp/meldungen/1993-03-11-de.doc");
$mail->AddAttachment("/usr/local/httpd/htdocs/hp/pics_p/96m4001o-sm.jpg");
$mail->AddAttachment("/usr/local/httpd/htdocs/hp/pics_p/96m1582-9567-sm.jpg");
$mail->AddEmbeddedImage("/usr/local/httpd/htdocs/hp/pics/ce.gif", "testpicture", "ce.gif");
$mail->IsHTML(true);
$body .= "Hello <font size=\"4\">Klaus</font>, <p>";
$body .= "<i>Your</i> personal photograph to this message.<p>";
$body .= "<IMG SRC=\"cid:testpicture\" WIDTH=\"71\" HEIGHT=\"41\" BORDER=\"0\" ALT=\"ce\" ALIGN=\"MIDDLE\"><BR>";
$text_body = "Hello Klaus, \n\n";
$text_body .= "Your personal photograph to this message.\n\n";
$mail->Subject = "DSM BlueLine News";
$mail->Body = $body;
$mail->AltBody = $text_body;
if(!$mail->Send())
{
echo "Message was not sent <p>";
echo "Mailer Error: " . $mail->ErrorInfo;
exit;
}