php_flag short_open_tag on 
RewriteEngine on

RewriteRule ^cat(priv|[0-9]+)_page([0-9]+).html$  /list.php?cat=$1&page=$2 [L]
RewriteRule ^cat(priv|[0-9]+)_sujet([0-9]+)_page([0-9]+).html$  /topic.php?cat=$1&sujet=$2&page=$3 [L]

