is this copy of windows legal?

[nthfinity]

i saw something new, which i have not yet seen before in my windows install, its secretly located in the tab under recycle bin for help


when i clicked on that 'is it legal' tab, it brought me here... http://www.microsoft.com/resources/h...s/default.mspx

im beginning to wonder if the would be able to tell or not, but really, i dont want to find out either...
http://www.microsoft.com/resources/h...n_privacy.mspx
by the sound of it, i ought to be 'valid' since sept 2002 ... but, even sooo...