No sound in my PC

Hi,

It was working well, but after installing new window Xp, there is no sound

Please take view at these images, so that can easily get the problem

Audio video property not working

https://lh3.googleusercontent.com/-1sEYd1NMZtM/TkMv8-4MweI/AAAAAAAACCs/CET1nYrudhw/error2.jpg

VIA error on devise manger

https://lh5.googleusercontent.com/-U0pCdF4tdc8/TkMv_EsdCLI/AAAAAAAACCw/It4wQRBrSOA/Error1.jpg

When I tried to update the drover, there were showing this error

https://lh6.googleusercontent.com/-iQM8Mozm9nI/TkMwBpf8_GI/AAAAAAAACC0/jrp8526qanA/s640/error3.jpg

But some it shows “a file is already found with same name etc”

Please guide me how I can play the songs and other things