The network password needs to be 40 bits or 104 bits depending on network config

[emg003]

I already have wireless belkin router set up on laptop (windows vista) but when I tried setting up wireless on my desktop (windows xp) I got this message.

 

[Dark Lord of Tech]

What are you using for security wep or wpa?

http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=24
^^^^^^^
Install Service Pack 3 for Windows XP and you should then have WPA (and WPA2) capabilities.