Remove 'Add to cart' button from product reviews page in osCommerce

To remove 'Add to cart' button  from product reviews page in osCommerce go to
product_reviews.php and comment out the echo statement at around line 65 as below

<?php// echo tep_draw_button(IMAGE_BUTTON_IN_CART, 'cart', 

tep_href_link(basename($PHP_SELF), tep_get_all_get_params(array

('action')) . 'action=buy_now')); ?>