My .htaccess hope that helps.
### COTONTI URLTRANS ###
# Rewrite engine options
Options FollowSymLinks -Indexes
RewriteEngine On
# Server-relative path to Cotonti:
RewriteBase "/"
RewriteRule ^(datas|images|js|themes)/(.*)$ $1/$2 [QSA,NC,NE,L]
# Admin area and message are special scripts
RewriteRule ^admin/([a-z0-9]+) admin.php?m=$1 [QSA,NC,NE,L]
RewriteRule ^(admin|login|message)(/|\?|$) $1.php [QSA,NC,NE,L]
# System category has priority over /system folder
RewriteRule ^system/?$ index.php?rwr=system [QSA,NC,NE,L]
# All the rest goes through standard rewrite gateway
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^([^?]+) index.php?rwr=$1 [QSA,NC,NE,L]
### COTONTI URLTRANS ###
