RewriteEngine on

<Files 403.shtml>
order allow,deny
allow from all
</Files>

RewriteCond %{HTTP_HOST} ^reversemonster.org$ [OR]
RewriteCond %{HTTP_HOST} ^www.reversemonster.org$
RewriteRule ^/?$ http://craniusmaximus.com [R=301,L]

RewriteCond %{HTTP_HOST} ^reversemonster.org$ [OR]
RewriteCond %{HTTP_HOST} ^www.reversemonster.org$
RewriteRule ^rmblog/?$ http://craniusmaximus.com/cmblog [R=302,L]