Image Swap and Preload - JavaScript tutorial

Category: JavaScript tutorials > Text Effects - Difficulty:

An introduction to JavaScript, how it was born, what is it good for, different types and versions of this scripting language, and the compatibility between it and the browsers.

Veremos como crear un sistema de comentarios ajax usando prototype y php.

Create a link that hides/shows a specific area of the page.

The tutorial guides you through designing a website so that it can work fully with ajax. This means that the webpage never needs to be reloaded cutting own on bandwidth use. Also it speeds up the user experience. Importantly the tutorial teaches you how to maake sure that bookmarking and external links work.

Certain form fields always contain the same values, such as your user's name, email address fields etc. This script will remember the values entered into these fields, and automatically fill out these fields the next time the user returns.