All pages have been validated as HTML 4.01 and CSS 2.0.
All images contain a brief description using the tab alt.
All links contain a description using the tab title.
The sources used have relative dimensions which allow the user to control the size with his navigator.
The website allows coherent navigation maintaining the same structure in all its pages. This structure is composed of:
This webpage uses layers and Cascading Style Sheets for the usual design of the pages. Thus the content is independent from the presentation and the users who want it can navigate through the information without having to unload the Style Sheets to their navigator.
The site www.imppc.org ha sido validado con las herramientas TAW y W3C Markup Validation Service (Servicio de Validación del W3C).
The accessibility level reached is double A (AA) plus a few triple A’s (AAA) norms.

HTML 4.01 – According to the 3WC specifications for HTML 4.01 language.

CSS – According to syntax specified by 3WC for CSS 2.0 style sheets.

WAI-AA WCAG 1.0 – According to the Accessibility guidelines for the web 1.0 content with level double A, according to WAI.
If a user finds any navigating problems in accessing contents, or detects a failure anywhere in the WAI guidelines please advice as soon as possible to this e-mail address: info@imppc.org