Alright, here's the deal. I built a PC, it works beautifully but here's the OS situation... I used my Laptop's Factory OS install disc, which doesn't ask for anyything at all it just makes your HDD Windows Vista. Awesome. Well I had a formatting issue later caused by all kinds of BIOS whoopsies... to straighted that out, I upgraded Vista to Windows 7 because I had a Windows 7 upgrade just sitting around. Well the problem is I installed Windows 7 Home Premium but my CD key is for Professional. Now Windows (rightfully) thinks my copy of windows isn't genuine because the genuine one would be