Hi,

I am having a problem with checkbox attribute in particular.

please check this link

http://www.mypizzamalden.com/cheese-p-1.html

if i select add to cart without checking any checkboxes, everything works fine.

But whenever i select a checkbox and then select add to cart the product will not be added to cart.

Please help me i tried almost everything on forum.

My zen cart is 1.3.9