Network sharing over 2 PCs with LAN

[g4mer]

I have a LAN connection between desktop(XP) and laptop(Vista), since laptop has WiFi and desktop PC doesnt have any internet connection, can I share WiFi to the desktop PC, like tethering with android phone? If I can, how?

 

[LNCPapa]

Here's the link you need to review - http://windows.microsoft.com/en-us/windows-vista/Using-ICS-Internet-Connection-Sharing