It can be very tempting to place all of one’s faith in extensions and plugins when you are operating a Wordpress/Joomla site, but it is critical to understand the underlying infrastructure in terms of HTML, CSS, and JS (Javascript). Now, while it is true that with regard to both Joomla and Wordpress there is a lot going on in terms of PHP/MySQL, we’re going to put that on hold in this article and zero in on what can be accomplished with the three knowledge bases above.