great, i have modify 2 dynamic urls to static urls, adding the following to lines to .htaccess:
RewriteRule ^contacts.html/?$ help.php?section=contactus&mode=update [L]
RewriteRule ^password-recovery.html/?$ help.php?section=Password_Recovery [L]
and i got 2 static urls:
http://www.loupesusa.com/password-recovery.html
http://www.loupesusa.com/contacts.html