Indeed, very good point. I assumed that if someone left those bios files on HDD, they should be ok. It's a very good lesson to first read about the topic and then act
From what I see, it's not that simple to find such a programmer. I found one using LPT, but finding PC with such a port will be a challenge. There are some usb nano programmers on ebay, but they are expensive including shipping cost.
Sure, although I couldn't take less blurry photo. Hope it will be enough.