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No. 15: Network access for disabled people with the Web 2.0

What is the WEB 2.0?.

Web 2.0 is the representation of the evolution of traditional applications to web applications to end-user focused . Web 2.0 is an attitude and not just a technology.
Web 2.0 is the transition that has occurred from traditional applications to applications that work through the end-user focused web. It is co-generating applications and services to replace desktop applications .

is a stage that has defined new projects on the Internet and is concerned to provide best solutions for the end user. Many say they've reinvented what was the Internet, others talk of bubbles and investment, but the reality is that the natural evolution of the medium really has proposed more interesting things as we analyze daily notes for each day in the press.

And that is when the web started, we were in a static environment, with pages in HTML suffering few updates and had no interaction with the user.

But to understand where it comes from the term Web 2.0 have to go back to when Dale Dougherty of O'Reilly Media used this term in a lecture in which he shared a shower of ideas with Craig Cline of MediaLive . In the event there was talk of rebirth and evolution of the web.

were constantly emerging new applications and sites with remarkable functionality. And then he's Web guide for 2.0 conference which starts in 2004 and today held annually in San Francisco, with additional events by using the trademark in other countries.

In the initial conversation Web Conference spoke of the principles that had Web 2.0 applications :

• The web is platform
• Information is what drives the Internet
• Effects network driven by an architecture of participation.
• Innovation comes from features distributed by independent developers.
• The end of the circle of adoption of software as we have services in perpetual beta.

What examples have now WEB 2.0?:

• Web 1.0 - Web 2.0
• Doubleclick - Google adsense (Public Services)
• Ofoto - Flickr (Photo Communities)
• Akamai - BitTorrent (content distribution)
• mp3.com -> Napster (Music Downloads)
• Britannica Online - Wikipedia (Encyclopedias)
• Personal Sites - Blogs (Personal Pages)
• Speculation with -domain search engine optimization SEO.
  
• Page views - Cost per click
• CMSs - Wikis (Content Managers)
  
• Categories / Directories - Tags

What the Web offers us 2.0 to students with disabilities for access?.

It offers synchronous channels :

• Unidirectional. Radio and TV digital or analog.
• Bidirectional or multidirectional. The chat, instant messaging, video conferencing, audio conferencing, Skype, etc..

well as, asynchronous channels :

• Unidireccional.web.
• Bidireccional.email.
• Multidirectional limitada.wiki, forums, lists, telematics, etc..
• Multidirectional open. Blogs, Youtube, Flicker, Twinter, Facebook, etc.

La, is very web accessibility related to usability has to do with the ability to access the contents of a website by any person regardless of disability (physical, intellectual or technical).
So not only should we develop our blogs and websites, thinking that its content can be accessed by people with such disabilities, but also for the programs under devices used by some users to navigate Network, such as screen readers (which transforms what is shown to speech synthesis), the machines converting text into Braille characters or screen magnifiers. Without going any further, some of the top 10 of Bitacoras.com could not be accessed normally by a person with visual impairment, as they contain images without alternative text.
The maximum agency responsible for promoting accessibility the W3C (World Wide Web Consortiun) defines accessibility as follows: " universal access to the Web , regardless of the type of hardware, software, network infrastructure, language, culture, geographical location and user capabilities . "

One of the activities of the W3C is Initiative Web Accessibility Initiative (WAI) which aims, as can be read on its web accessibility Brief Guide, " facilitate access for disabled people, developing accessibility guidelines, improving the tools for evaluating and repairing Web accessibility, carrying out an educational and awareness regarding the importance of accessible design of Web pages, and opening new fields accessibility through research in this area. "

To assist in the development of accessible sites were created Accessibility Guidelines Web Content (WCAG 2.0).


conclusion, Web 2.0 also opens opportunities for access to information for people with disabilities.


Web Links of Interest:

http://www.panamacom.com/glosario/letra-w.html
http://www.maestrosdelweb.com/editorial/web2/ http://www.abc.es/blogs/weblog/public/post/la-importancia-de-la-accesibilidad-web-2115.asp