Please give me any idea about Airplay SDK to develop iphone or ipod simple application

Hi Friends,


        i dont no about Airplay SDK to develop iphone or ipod application.
can u give me how to open and how to create first application in Airplay SDK and i have VS 2008.

Please give me step by step process to create an HelloWorld program.


But i saw in the AirplySDK site they are not given clearly.