PayPal оплата, две проблемы. РЕШЕНО почти все - [VM1] Оплата и доставка

"currency_code" => $_SESSION['vendor_currency'],

"currency_code" => $_SESSION['product_currency'],

<?php
$db1 = new ps_DB();
$q = "SELECT country_2_code FROM #__vm_country WHERE country_3_code='".$user->country."' ORDER BY country_2_code ASC";
$db1->query($q);

$url = "https://www.paypal.com/cgi-bin/webscr?cmd=_xclick&business=paypal@protektion.com&custom=*****************";
$tax_total = $db->f("order_tax") + $db->f("order_shipping_tax");
$discount_total = $db->f("coupon_discount") + $db->f("order_discount");
$post_variables = Array(
"cmd" => "_ext-enter",
"redirect_cmd" => "_xclick",
"upload" => "1",
"business" => PAYPAL_EMAIL,
"receiver_email" => PAYPAL_EMAIL,
"item_name" => $VM_LANG->_('PHPSHOP_ORDER_PRINT_PO_NUMBER').": ". $db->f("order_id"),
"order_id" => $db->f("order_id"),
"invoice" => $db->f("order_number"),
"amount" => round( $db->f("order_total")-$db->f("order_shipping"), 2),
"shipping" => sprintf("%.2f", $db->f("order_shipping")),
"currency_code" => $_SESSION['vendor_currency'],
"charset" => 'utf-8',
"address_override" => "1",
"first_name" => $dbbt->f('first_name'),
"last_name" => $dbbt->f('last_name'),
"address1" => $dbbt->f('address_1'),
"address2" => $dbbt->f('address_2'),
"zip" => $dbbt->f('zip'),
"city" => $dbbt->f('city'),
"state" => $dbbt->f('state'),
"country" => $db1->f('country_2_code'),
"email" => $dbbt->f('user_email'),
"night_phone_b" => $dbbt->f('phone_1'),
"cpp_header_image" => $vendor_image_url,

"return" => SECUREURL ."index.php?option=com_virtuemart&page=checkout.result&order_id=".$db->f("order_id"),
"notify_url" => SECUREURL ."administrator/components/com_virtuemart/notify.php",
"cancel_return" => SECUREURL ."index.php",
"undefined_quantity" => "0",

"test_ipn" => PAYPAL_DEBUG,
"pal" => "NRUBJXESJTY24",
"no_shipping" => "1",
"no_note" => "1"
);
if( $page == "checkout.thankyou" ) {
$query_string = "?";
foreach( $post_variables as $name => $value ) {
$query_string .= $name. "=" . urlencode($value)."&";
}
vmRedirect( $url . $query_string );
} else {
echo '<form action="'.$url.'" method="post" target="_blank">';
echo '<input type="image" name="submit" src="https://www.paypal.com/en_US/i/btn/x-click-but6.gif" alt="Click to pay with PayPal - it is fast, free and secure!" />';

foreach( $post_variables as $name => $value ) {
echo '<input type="hidden" name="'.$name.'" value="'.htmlspecialchars($value).'" />';
}
echo '</form>';

}
?>

"cmd" => "_ext-enter",
"redirect_cmd" => "_xclick",

 'cmd' => '_ext-enter',
'redirect_cmd' => '_xclick',

https://www.paypal.com/cgi-bin/webscr?cmd=_xclick&business=paypal@protektion.com&custom=*****************'cmd' => '_ext-enter'

https://www.paypal.com/cgi-bin/webscr?cmd=_xclick&business=paypal@protektion.com&custom=*****************'redirect_cmd' => '_xclick'