I have a failing hard drive. It still works well enough, but it is most certainly in need of replacing. I have Windows 8 currently, but it's an OEM version that came with it (it's a pre-built), and so I have to buy a new OS when I replace my hard drive. Will this work?
http://www.ebay.com/itm/Windows-7-Home-Premium-64bit-DVD-Product-Key-/261354760841?pt=US_Operating_Systems_Software&hash=item3cd9f52a89&fol=f3167eee80d4253b7672e99e46fa39a71ee0d4f6a46fa88729df2a9cbc95cf0b#fol_seller_info
http://www.ebay.com/itm/Windows-7-Home-Premium-64bit-DVD-Product-Key-/261354760841?pt=US_Operating_Systems_Software&hash=item3cd9f52a89&fol=f3167eee80d4253b7672e99e46fa39a71ee0d4f6a46fa88729df2a9cbc95cf0b#fol_seller_info