how to install aud_winxpe_v5511

[rosy]

i downloaded the drivers AUD_WinXPe_v5511.zip and sp40968.exe with the help of devicedoctor.i was able to install sp40968.exe but i dont know how to install AUD_WinXPe_v5511.zip
i unzipped it in a folder AUD_WinXPe_v5511
inside this folder i found another folder named 'Documents and Settings'
inside this folder i found another folder named 'sbower'
inside this folder i found another folder named 'My Documents'
inside this folder i found another folder named 'projects'
inside this folder i found another folder named '_GMA_IEGD'
inside this folder i found another folder named 'DL Center'
inside this folder i found another folder named 'Q35'
inside this folder i found another folder named 'WinXPEmbedded'
inside this folder i found another folder named 'Audio drivers'
inside this folder i found three folders named 'docs','rep' and 'sld'
then there are files in these three folders but noone is exe file.
So please help me to install audio driver.