a shopping cart is just a list that your program keeps with reference to a user.<BR>user is the customer. he says he wants 2 playboys, so your program notes the same down somewhere, in a table,or dictionary obj and so on..<BR><BR>' u have to allow user to add a product to the list, increment /decrement quantity. (i want 3 play boys and not 2, so u increment)<BR>and remove a item wholesale.<BR><BR>simple and fun. free cart programs are available. check www.aspin.com<BR>at the end the user-customer says, i want to purchase all stuff in my cart , and u place an order as per the list kept.