API help commission junction

Im n开发者_如何学JAVAew to the realm of API and I was wondering do I need to paste the code as is or would I need to add javascript and interface to it myself? Im working with commission juntion datafeeds and developer key to make a website that is similar to www.directtextbooks.com

Below is the website link with the instructions that they provide http://help.cj.com/en/web_services/Product_Catalog_Search_Service_v.2.htm

You can use the API to get data from cj, but the results of the data is for what ever you want to use it for.

Before you start working with API's you should look into programming applications.