Connect laptop tp pc desktop using wifi

[mid4]

Hello,
my pc desktop is connected to the wireless router by the ethernet cable and the laptop is connected through the wifi. now i want to connect laptop to the pc so that i can work on my desktop pc through the laptop, i can view the files and even edit them.

Computer specification: Windows XP with intel core 2 duo

Laptop specification: Windows 7 with intel core 2 duo

Thank you in advance

 

[Emerald]

http://www.tomshardware.com/forum/254058-45-enabling-file-sharing-windows-windows-vista-machines