Network id tab grayed out

G

Guest

Guest
Hello,
my computer was on a lan but suddenly stopped to be part of it.The other coms can see him on the network but mine one cant see anybody.I ve tried everything is written on this site and everywhere on the net but the problem remains.The network id tab is still disabled. Im desperate please help.im running xp pro,no media center and my antivirus is kaspersky.