Website Accessibility Information
The site can be navigated by using the tab key to traverse the elements of
Structured, semantic markup
HTML heading tags are used to convey document structure. Navigation menus are tagged as HTML maps so that the menu title can be read out, and the menu items presented as a group.
All content images include descriptive ALT attributes. Purely decorative graphics include null alt attributes.
The site is designed to conform to Level AAA compliance as specified by the Web Content Accessibility Guidelines and endorsed by the Royal National Institute for the Blind (RNIB). All pages validate as XHTML 1.0 Strict and use structured semantic markup.
- W3 accessibility guidelines, which explains the reasons behind each guideline.
- W3 accessibility techniques, which explains how to implement each guideline.
- W3 accessibility checklist, a busy developer’s guide to accessibility.
- U.S. Federal Government Section 508 accessibility guidelines.
Accessibility software and services
- HTML Validator, a free service for checking that web pages conform to published HTML standards.
- Web Page Backward Compatibility Viewer, a tool for viewing your web pages without a variety of modern browser features.
- JAWS, a screen reader for Windows. A time-limited demo is available.
- Lynx, a free text-only web browser.