Can I install Windows XP with a win 8 or 8.1 built in laptop? If I can, pls tell me in which I can do this????.....like the laptop Sony VAIO Fit 15E SVF15325SNB 15.5"(Black)......I haven't buy it............I want to buy a laptop associated with windows XP..........can you advise me any good model of XP Laptop ??.....thank u