We gonna see in this article how it is easy to create our own simple accordion system using the Mootools library. Of course there are lot of Mootools plugins that allow us to create such system in our websites, but sometimes we need really a simple way to do the job, and in this case, this tutorial can make your life easier. So take your keyboards and let's do it!

Some web site contains a large number of images, scripts or stylesheets even after optimization of various pages. This slow loading, and the end user just does not perhaps understand that the page is being loaded when he sees everywhere broken divs, or images half loaded.

In this small article I will show you a trick that allows you to make a preloading image on your site, which will disappear once the page is loaded, using the Mootools framework.