Originally Posted by leek

Since blueblood.net and blueblood.net/index.php are effectively the same page and she cannot control the ~100 or so sites that link directly to http://www.blueblood.net/index.php it is a wise decision to set index.php to 301 redirect (not error) to the root of her domain. Each of the pages in question have different PageRanks despite the fact that they are the same page. This means that Google sees them as different pages. By setting a 301 redirect from one to the other, Google merges the pages into one. This will combine the reputations of both pages into one and increase that singular page's importance.

Please read Google's guide on when to use 301 redirects here:
http://www.google.com/support/webmas...n&answer=93633

Note the part that says:


Now please be quiet and let the grown ups talk.