Maybe not exactly what you want but close:
Go to Start
Go to "My Network Places"
Click on "View Network Connections"
Find "Wireless Network Connection"
Right Click and drag it off to the desktop.
Select "create shortcut here".
Now, you can
right click on that icon and enable or disable it.
PS, Nice sig's there.

But two of them is abit to much , please select one and remove the other.
(i like the blue one best :wink: )