RewriteCond %{REQUEST_FILENAME} !-f
    RewriteCond %{REQUEST_FILENAME} !-d
    RewriteRule ^img/(.*)$ assets/img/$1 [L]
    RewriteRule ^(.*\.(js|css))$ __30px/budowa/libraries/smartoptimizer/?$1

    <IfModule mod_expires.c>
        RewriteCond %{REQUEST_FILENAME} -f
        RewriteRule ^(.*\.(js|css|html?|xml|txt))$ __30px/budowa/libraries/smartoptimizer/?$1
    </IfModule>

    <IfModule !mod_expires.c>
        RewriteCond %{REQUEST_FILENAME} -f
        RewriteRule ^(.*\.(gif|jpg|jpeg|png|swf|css|js|html?|xml|txt|ico))$ __30px/budowa/libraries/smartoptimizer/?$1
    </IfModule>