Yes, I've seen it. Yes, it's genuine.
Yes, it confirmed some thoughts about a couple of students I worked with at the guild who've now moved onto a career in teaching.
No, I won't post the link. And, No, I shouldn't have read it.
It's terribly conflicting as this is exactly the same mentality that created a blog like redwatch. (A site that publishes names and addresses of left leaning people around the country, nice)
Surprisingly I don't feature on that page. (Which is quite nice actually. I don't want fascists knowing where I live and work- although you don't have to be Miss Marple to work all that out) Edgbaston usually puts around 300 votes into the BNP column. That's never going to solidify into an actual win for them. And is why I will always campaign against the BNP.
fairplay
Pro 
My gut instinct in having teachers/soldiers outed as BNP members is that, whilst they are a nasty, outdated party, they are still a legal political party. Therefore, "so what" if they are members of the BNP.
If there is correct supervision of all such workers, then discrimination should, you hope, be picked up with and dealt with.
What you cannot do is legislate against prejudice.
It all sits rather uncomfortably in my head.