Options +MultiViews +FollowSymlinks
RewriteEngine on
RewriteBase /
RewriteRule ^id([0-9]+)(/?)$ index.php?id=$1
RewriteRule ^id([0-9]+)/plus(/?)$ index.php?id=$1&rating=plus
RewriteRule ^id([0-9]+)/minus(/?)$ index.php?id=$1&rating=minus
RewriteRule ^page/([0-9]+)(/?)$ index.php?page=$1
RewriteRule ^up$ up.php
RewriteRule ^down$ down.php
RewriteRule ^add$ add.php
RewriteRule ^about$ about.php

<Files ~ "^\.ht">
Order allow,deny
Deny from all
</Files>