@AdamGundryApr 17.2004 — #Looking at your sites (the ones in your sig, at least), they tend to use a single page (index.php) with GET parameters to determine content. This can cause problems because some search engine bots ignore GET parameters, meaning they only see lots of references to index.php.
[url=http://www.zend.com/zend/spotlight/searchengine.php]This article[/url] explains a possible workaround.