Samebody help me ?

Hello, I installed mod for SEO.
I have a problem.
When a user clicks on the name send me a site.com / forum / forum.html

You can check: http://pspstore-bg.net/forum/forum.html

I thing to make my IDEA :
pspstore-bg.net/forum to be forum.pspstore-bg.net/foruma-name-fxx What do you thing ?

Hello, I ask you two questions. First: what system you use for your portal. Second: I want to separate my forums ( each forum / section / ) to particular subdomains. Example: site.com / forum / viewforum.php? F = 63 / Mobile Consoles / Be: Mconsoles.site.com / forum / Or site.com / forum / viewforum...