I would like to customize the order confirmation e-mail that gets sent out.

I would like it to include the credit card TYPE (not number or anything like that), just the credit card type that was used in the e-mail that goes out to the store manager.

It looks like this is the file --- /includes/classes/order.php

but I can't quite decipher it.

Again, it looks like I want to do something in this area:

//addresses area: Billing
$email_order .= "\n" . EMAIL_TEXT_BILLING_ADDRESS . "\n" .
EMAIL_SEPARATOR . "\n" .
zen_address_label($_SESSION['customer_id'], $_SESSION['billto'], 0, '', "\n") . "\n\n";
$html_msg['ADDRESS_BILLING_TITLE'] = EMAIL_TEXT_BILLING_ADDRESS;
$html_msg['ADDRESS_BILLING_DETAIL'] = zen_address_label($_SESSION['customer_id'], $_SESSION['billto'], true, '', "<br />");

if (is_object($GLOBALS[$_SESSION['payment']])) {
$email_order .= EMAIL_TEXT_PAYMENT_METHOD . "\n" .
EMAIL_SEPARATOR . "\n";
$payment_class = $_SESSION['payment'];
$email_order .= $GLOBALS[$payment_class]->title . "\n\n";
if ($GLOBALS[$payment_class]->email_footer) {
$email_order .= $GLOBALS[$payment_class]->email_footer . "\n\n";
}
} else {
$email_order .= EMAIL_TEXT_PAYMENT_METHOD . "\n" .
EMAIL_SEPARATOR . "\n";
$email_order .= PAYMENT_METHOD_GV . "\n\n";
}
$html_msg['PAYMENT_METHOD_TITLE'] = EMAIL_TEXT_PAYMENT_METHOD;
$html_msg['PAYMENT_METHOD_DETAIL'] = (is_object($GLOBALS[$_SESSION['payment']]) ? $GLOBALS[$payment_class]->title : PAYMENT_METHOD_GV );
$html_msg['PAYMENT_METHOD_FOOTER'] = (is_object($GLOBALS[$_SESSION['payment']]) ? $GLOBALS[$payment_class]->email_footer : '');


lines 910 - 932

Any help? Thanks