Cdj 2000 Advanced HID Help! Traktor 2.5.1 on PC

Hey i want to know if there is a guide on how to setup the cdj 2000s as a sound card so that i can assign both decks on traktor 2.5.1. Im not too sure on how to set it up with ASIO4all so i can assign it as a soundcard on traktor. Can someone please help me , im running on windows 7