title: How add custom field in cart and sent in the order
body: <p>I have one question about shopping.  I need aggregate one field Giftwrapped your order? Yes No.  name=giftwrap id=giftwrap value=functionevalue(Radio) this validation is javascript and function, no problem with this.  Now i have take the value giftwrap and send to group ajax and show this value in checkout review before confirm order, and then send the comment: the gift should be wrapped in the orden in the backend.  I try, i search but no nothing functioned, please help.</p>