Links to other websites and PDF files open in the same browser window rather than opening a new window. Visitors wishing to open a new window can hold the SHIFT key (Windows) or Control key (Macintosh) while clicking on the link.
All content images used in this site include descriptive ALT attributes. Purely decorative graphics are implemented as background graphics in the cascading style sheet.
- This site uses cascading style sheets for visual layout
- This site uses only relative font sizes. Visitors may use the text size or page zoom facility of their browser to change the size of the text
- If your browser or browsing device does not support stylesheets at all, the content of each page is still readable and is presented in the most sensible order.
All pages on this site are WCAG AAA approved, complying wih all priority 1, 2, and 3 guidelines of the W3C Web Content Accessibility Guidelines. This is always a judgement call; many accessibility features can be measured, but many can not. We have reviewed all the guidelines and believe that all these pages are in compliance.
All pages on this site validate as XHTML 1.0 Strict. This is not a judgement call; a program can determine with 100% accuracy whether a page is valid XHTML.
All pages on this site validate as CSS version 2. This is not a judgement call; a program can determine with 100% accuracy whether a page is valid CSS2.
All pages on this site use structured semantic markup. H1 tags are used for page titles, H2 tags for section titles. For example, on this page, JAWS users can skip to the next section within the accessibility statement by pressing ALT+INSERT+2