If you choose the "Enable SEO friendly store front" option in MIVA 5.5 you will not be able to get to your westhost site manager or other non miva content unless you include the page name in the url.

Dose not work:
www.MadeInCalifornia.Net/ecards
Works:
www.MadeInCalifornia.Net/ecards/index.php

I hope this information helps avoid problems on your site.

Todd
www.MadeInCalifornia.Net
916-351-1495 Office