General Site Features
Speech and Braille users generally read the page from top to bottom. On most sites, this means hearing a long list of repeated information before reaching the main content on any page. On this web site, the main navigation bar is always preceded by a link (invisible to sighted users) labelled “Skip main menu”. Select this link to jump over the main navigation menu.Skip to content
Speech and braille users generally read the page from top to bottom. On most sites, this means hearing a long list of repeated information before reaching the main content on any page. On this web site, the navigation bar is always preceded by a link (invisible to sighted users) labelled “Jump to Content.” Select this link to jump to the main content on the page.
Using the Tab Key to jump between links
You can use the tab key on your keyboard to jump from one link to the next. All navigation bars in the site provide a logical order for this.
PDF format (.pdf) or Adobe Acrobat format
Some of the information on this website is available in PDF format to provide for easier reading and printing offline. This format is not (except in the case of the latest version, version 5) readily accessible to users with disabilities.
Zooming in and font sizes
This site makes use of style sheets that allow for flexible resizing of fonts to meet user requirements. If you find that font sizes are too small simply increase the font size by selecting ‘Text Size’ option.
Navigation AidsTop level navigation is visible at all times. A breadcrumb link is available at the top each page to assist in navigation. The homepage and all internal pages include a search box.Related LinksMany links have title attributes which describe the link in greater detail, unless the text of the link already fully describes the target (such as the headline of an article). Wherever possible, links are written to make sense out of context.
All content images used in the home page and elsewhere include descriptive ALT attributes. Purely decorative graphics include null ALT attributes
This site uses cascading style sheets for visual layout and all presentation has been completely seperated from content with the exception of layout tables. This site makes use of style sheets that allow for flexible resizing of fonts to meet user requirements. If you find that font sizes are too small simply increase the default font size used in your web browser software (for example, in Internet Explorer font sizes can be changed in the View Menu under ‘Text Size’). This feature may not work correctly in all web browsers. If your browser or browsing device does not support style sheets at al