If your husband does end up looking for a replacement laptop, a refurbished Windows 7 model might meet his needs. Take a look here:
http://www.accomputerwarehouse.com/products/computing/laptops-notebooks
(NB: That link isn't just the result of a bit of googling. It's a firm that I've used myself several times and recommended to many other satisfied customers. Indeed, I'm typing this post using an excellent, well-specified Windows 7 Pro base unit, that I purchased from there late last year for the princely sum of £99).