Identification of visually impaired users for customizing web pages on the Internet

There are some people with disabilities who try to surf on the Internet every day using tools that help them better visualize the web pages as augmentative systems and listen the web pages containing text through audio descriptors. For this population, this study tries to propose a change in the guidelines of the W3C Web Accessibility for sites that wish to provide access to this sector of the population. This research focuses on the disability of blindness, the proposal is based on the identification of blind people through an update that would apply to an existing variable that is issued by the client’s browser, in that way the web servers can read its content and display an accessible web page.