You haven't mentioned any symptoms so I'll give you all this to read :

Set up wireless home network
http://www.microsoft.com/athome/more...lesssetup.mspx

Wifi troubleshooting http://support.microsoft.com/kb/313242/en-us and here
http://nitecruzr.blogspot.com/2006/0...ing-using.html
and here http://www.ezlan.net/wireless.html

"vinay shukla" wrote:

> in past time wirelss wifi system is did work in my notebook ,before one month
> my laptop was infectd by wireless so we had to format it till the wireless
> network is not work ,which is did work well before formatting
> give me some suggetion how i correct this