The mod_rewrite feature can be very confusing to understand at first.

The best way to get your head around it is by looking at examples and a basic understanding of regex(regular expressions) will help.

I’m not going to post a full written tutorial about subject as there is already a brilliant tutorial out there.

Click below to view the tutorial.

URL Rewriting for Beginners – http://www.addedbytes.com/apache/url-rewriting-for-beginners/

Stupid htaccess Tricks – http://perishablepress.com/press/2006/01/10/stupid-htaccess-tricks/