Guide to .htaccess Password Protection

http://www.javascriptkit.com/howto/htaccess3.shtml

Sometimes you need to password protect a directory and your only available option is using .htaccess. This comprehensive guide will show you how to do that as well as using .htaccess for other things such as preventing hot linking and blocking bots.

*Note:
You can also prevent image hot linking with PHP and mod_rewrite.
http://alistapart.com/articles/hotlinking/

List-O-Matic (CSS Navigation)

http://www.accessify.com/tools-and-wizards/developer-tools/list-o-matic/default.php

Provides code for a good starting base at CSS navigation using List Items. (<li>)

There are many benefits to using CSS list item navigation menus that I won’t go into. I just highly suggest you use them if at all possible. The site won’t give you everything for all your needs, but as I said – it will give you a great starting point to work from. It’s as simple as modifying the code to suit your needs. Once you review the code and see how it works, you’ll use that style of coding as much as I do.