New field no Show in the web

[Tamakom]

Hi
I need 2 new fields in products it is, "Model" and "Brand". I did the procedure in the database from (phpmyadmin), I edited "product.product.form.php", "ps_product.php" product.product.list.php "and now" Model "and" Brand "is in the Administrator Virtuemart => products, and the entries are in the database; .........  but these fields do not appear on the web.
How I can make these fields are displayed on my website and show to all customers?

Can anyone help me with a step by step explanation?

Regards

Tamakom

[Milbo]

Wrong subboard. This here is for vm2 not vm1.