RewriteEngine On
RewriteCond %{REQUEST_METHOD} ^TRACE
RewriteRule .* -
[F]
RewriteRule ^add_([0-9]+)$ add.php?id=$1 [L,QSA]
RewriteRule
^list_([0-9]+)$ cat.php?id=$1 [L,QSA]
RewriteRule ^go_([0-9]+)$
go.php?id=$1 [L,QSA]
php_value display_errors off