win7 edition questions

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    loading win7 on a new hard drive , with other issues ?

    ok i have a toshiba A215 laptop, the previous owner has updated it from vista to win7 , well the hard drive that was in it crashed , so i bought a new one , my 1) issues is i'm not sure which edition of win7 it had ? and 2)issue is whether its was 32 or 64 bit ? i didn't have it that long and...