Blinker - JavaScript tutorial

Category: JavaScript tutorials > Basics - Difficulty:

Multipule Linked Radio Buttons

In forms when using text boxes or text areas with limited character length (usually needed for forms that submit data to a database) it is always a good idea to tell the user how many characters they have remaining. The following example shows how you can do this. This is a very simple and cute idea to help the user know exactly how many characters he can type further. Do these small add-ons to your forms and they will look really professional.

Lots of SEO experts are concerned about the raising of AJAX in web development. In my point of view, search engine operators should be the ones more concerned about that, because AJAX or the so called web 2.0 gives users a much better experience than with the “regular” web, and since search engines are providing a service to the community (and they earn lots of money with it), they should follow the tendencies and not try to dictate them. But that’s a discussion I’ll leave for the experts. My purpose with this post is to demonstrate my method.

Show and Hide Elements with getElementById

This 10-page tutorial shows how to create an animated news scroller in JavaScript along with several very useful DHTML techniques. Main topics covered: Specifying the banner's position, Using external JavaScript files, How to configure the banner, Assigning the banner's messages to an array, How to initialize the banner, Creating the banner's elements, How to fill the banner's elements, How to set an element's visibility, Rotating the messages, and How to move the messages.