private static function output_tabs()
{
global $post, $thepostid, $product_object;
include 'views/html-product-data-general.php';
include 'views/html-product-data-inventory.php';
include 'views/html-product-data-shipping.php';
include 'views/html-product-data-linked-products.php';
include 'views/html-product-data-attributes.php';
include 'views/html-product-data-advanced.php';
}