Tired of Windows graphics? There are many transformation packs out there that can completely change it appearance of your operating system.
One of these packages is called OS X Mavericks Transformation Pack and as its name suggests, it will turn your Windows-running computer into a device that runs OS X. At least at least.
Version 3.1, just recently released, specifies a number of errors detected in the previous version, so it runs better on Windows XP x64 as well as Windows 7.
Before installing the application, please make sure that you have created a backup copy of your existing Windows installation. That way, in case something goes wrong or you're not satisfied with the result, you can go back to the defaults settings Windows settings.
You can download it OS X "Mavericks" Transformation Pack 3.1 for Windows from here.