260978 BANS Script Categories Update

I need to find out how to update and add current categories to this BANS script as eBay adds new categories. The script is BANS or Build A Niche Site early version 1.2. I can add future categories after the process is explained. I just need to know how and make sure that the whole site is updated with each new category, (database, home page, search, etc.). I have the original script with help file and the site is [login to view URL]