Update: I made a Cocoa App for this. The AppleScript is obsolete.
So I found Ryans Automator to do this at iamthekiller but it was not 100% perfect, so I added some of JosteinB’s suggestions from his blog and out came an AppleScript Application called AirPortClown, which you can download here:
And it looks something like this:
Update: If you look though the comments you will see that there is still some development going on, this version up here is for OS X 10.6.3 and 10.6.4 but you can download the version for OS X 10.6.2 here. Make sure your Airport is turned ON first when using the latest version.