@The Aleksy2, There are many reasons Pr3 died. The main reason was extreme lag, error 2032, and a terrible server. If you want to know, http://jiggmin.com/threads/74176-The-Platform-Racing-3-History-Book
@b123321, in order to put a game on you site, you need to embed the SWF script into the source code of the site. Kongregate usually tells you the SWF links for most games. If you cant figure out how to do this, check the mapping of it on the developer console.