Custom Searches Delivered by RSS code

I want a Custom [login to view URL] Searches Delivered by [login to view URL] code like this site (click here) or code example <a href="[login to view URL] But more simple, only need the "Enter keyword" value. Before every [login to view URL] rss link i want my [login to view URL] affiliate code url. RSS Description most contain: price , bids, time left. most work with [login to view URL] netherlands, uk, germany, us, (EURO,GBP,$)