Check out visage. http://www.versiontracker.com/dyn/moreinfo/macosx/12745 neat little app. You need to pay for it unless you know where to find serials, which Isn't exactly legal, so I won't talk about that here.
-jeff
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Mobile-2.2Ghtz Core 2 Macbook, 4GB ram, 160GB HDD
Server-Dual 1.42 MDD G4, 1GB ram, 4 random hard drives.
PC-C2D 2.4Ghtz, Asus Commando, 2Gb ram, 3 hdd's in raid 5, 8800GTS.