   !
1)   rings.sql  rings_user.sql
2)   rings.php    
3)   ring.php   system
4)   users   ring_1
5)    .htaccess:
RewriteRule ^rings/?$ rings.php [L,QSA]
    RewriteRule ^rings/buy/1/?$ rings.php?buy=1 [L,QSA]
    RewriteRule ^rings/buy/2/?$ rings.php?buy=2 [L,QSA]
    RewriteRule ^rings/buy/3/?$ rings.php?buy=3 [L,QSA]
    RewriteRule ^rings/train/1/?$ rings.php?train=1 [L,QSA]
    RewriteRule ^rings/train/2/?$ rings.php?train=2 [L,QSA]
    RewriteRule ^rings/train/3/?$ rings.php?train=3 [L,QSA]
    RewriteRule ^rings/gets/1/?$ rings.php?gets=1 [L,QSA]
    RewriteRule ^rings/gets/2/?$ rings.php?gets=2 [L,QSA]
    RewriteRule ^rings/gets/3/?$ rings.php?gets=3 [L,QSA]
6) )
      
http://vk.com/aanbek
http://bymas.ru/id23958