--$boundary2
Content-Type: text/html;
    charset="windows-1256"
Content-Transfer-Encoding: quoted-printable

$HTMLMessage

--PHP-related-{$sep}
Content-Type: image/jpeg
Content-Transfer-Encoding: base64
Content-ID: <PHP-CID-{$sep}>
{$data}
--PHP-related-{$sep}--


--$boundary2--