284878 ajax page needed

I have oscommerce shop with page where user can give in products which are not included in the shop Example: Now is one page with all inputs, but my client want it separate like this. give in book where seen the product, give in product number and number of products, , than when inputs have given, do you want to add more? another list with the same input fields, etc. than when done, next with ok, fill in your name, address and phone, done, input with question, do you have any questions left, if yes, input field for text. ask me for the current page, its in oscommerce, but that page can be separate, just php and ajax, all input are now right thee , only need to be ajaxed