this script is based on someone's example an get some modifications:
if (empty($from) || empty($subject) || empty($message) || empty($emaillist)) {
echo "<script>alert(\"Please complete all fields before sending your message.\");</script>";
} else {
// optimalisation message and subject
$message = urlencode($message);
$message = ereg_replace("%5C%22", "%22", $message);
$message = urldecode($message);
$message = stripslashes($message);
$subject = stripslashes($subject);
// convert textarea to single mail addresses
$allemails = split("\n", $emaillist);
$numemails = count($allemails);
#Open the file attachment if any, and base64_encode it for email transport
if (isset($file) && ($file != "")) {
$tmp_file = $DOCUMENT_ROOT."/extra/tmp/".$_FILES['file']['name'];
@copy($file, $tmp_file) or die("The file you are trying to upload couldn't be copied to the server");
system("chmod 755 $tmp_file");
$content = fread(fopen($tmp_file,"r"),filesize($tmp_file));
$content = chunk_split(base64_encode($content));
$uid = md5(uniqid(time()));
$name = basename($tmp_file);
}
for($y=0; $y<$numemails; $y++) {
$to = $allemails[$y];
if ($to) {
$to = ereg_replace(" ", "", $to);
$message = ereg_replace("&email&", $to, $message);
$subject = ereg_replace("&email&", $to, $subject);
echo "Sending mail to $to.......";
flush();
$header = "From: $realname <$from>\r\nReply-To: $replyto\r\n";
$header .= "MIME-Version: 1.0\r\n";
if (isset($file) && ($file != "")) {
$header .= "Content-Type: multipart/mixed; boundary=$uid\r\n";
$header .= "--$uid\r\n";
}
$header .= "Mailer: myPHPemailer 1.0\r\n";
$header .= "Content-type:text/plain;charset=euc-kr\r\n";
$header .= "Content-Transfer-Encoding: 8bit\r\n\r\n";
$header .= "$message\r\n";
if (isset($file) && ($file != "")) {
$header .= "--$uid\r\n";
$header .= "Content-Type: \"application/octet-stream\"; name=\"$name\"\r\n";
$header .= "Content-Transfer-Encoding: base64\r\n";
$header .= "Content-Disposition: attachment; filename=\"$name\"\r\n";
$header .= "$content\r\n\r\n";
$header .= "--$uid--";
}
mail($to, $subject, "", $header);
echo "<img src='images/success.gif'><br>";
flush();
}
}
}
if (isset($file) && ($file != "")) {
unlink($file);
}