As a website gets bigger it can become more difficult and time consuming to maintain. One way to help manage this is with the use of include files. Using includes will cut down on time by limiting the amount of code or html you will have to add to new pages or time spent updating existing pages.
This is a simple font customization sample that illustrates how to easily let your visitors pick whatever settings they prefer on your site. It covers the basic process of letting a user pick their settings, previewing the resulting effect, and then saving their configuration for future visits.