OEM Configurator" which allows you to customize Windows Vista and 7 System Properties window look without any manual registry editing. You just need to enter desired text and select desired logo file and it'll do the rest automatically.

It also allows you to customize and change various items in System Properties window like Owner name, processor name, etc.

You'll need Microsoft .NET Framework 4.0 to use it.

UPDATE: Version 2.0 released. New GUI, Support for 64-bit and a few fixes and new features.

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