This site employs a number of features to aid its users in the discovery of information. While education empowers individuals to learn and grow, it is important that no group of users be left behind. This site is built with a strict attention to web standards and employs a number of accessibility features and design techniques in the hopes that everyone can use and enjoy the content. What follows is a description of some of the techniques employed or ignored by this website.
Since Access keys can interfere with settings in some assistive technologies, or with the operating systems or other programs run on a user's computer the decision has been made not to employ them on this site.
Acronyms and Abbreviations
This site makes use of abbreviation and acronyms tags where appropriate.
- All content images used in this site include descriptive
ALTattributes. Purely decorative graphics include null
ALTattributes or exist within the CSS stylesheet and can be turned off.
- Complex images, if any, include
LONGDESCattributes or inline descriptions to explain the significance of each image to non-visual readers.
- Some links have
titleattributes 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).
- Links are written to make sense out of context.
- All links are negotiable via the tab key.
Link Elementsexist in the head of this site. If your browsing device supports the
link element, you may navigate linearly through the site much like a book.
- Links to external sites will open in the same browser window.
- All pages on this site is WCAG AAA approved, complying with all priority 1, 2, and 3 guidelines of the W3C Web Content Accessibility Guidelines.
- All pages on this site are Section 508 approved, complying with all of the U.S. Federal Government Section 508 Guidelines.
- All pages on this site validate as XHTML 1.0 Transitional.
- All pages on this site employ a degree of structured semantic markup. Each page is marked up in such a way as to be navigable via headings.
- This site uses cascading style sheets for aspects of its visual and presentational layout.
- This site uses relative font sizes.
- If you are unable to see specific colors, you may wish to turn off colors and images in your browser to give the site better contrast between the fore and background.
- If your browser or browsing device does not support stylesheets at all, the content of each page is still readable.
External Accessibility Resources
- W3 accessibility guidelines, which explains the reasons behind each guideline.
- U.S. Federal Government Section 508 accessibility guidelines.
It is important to note that no software is yet capable of rendering web-based content completely suitable to web designers and all of their prospective users. In addition, there is no consensus among the major software application vendors on how content should correctly render. What follows is a list of applications that you may find helpful in comprehending the contents of this site, depending on your needs.
- JAWS, a screen reader for Windows. A time-limited, downloadable demo is available.
- Lynx, a free text-only web browser for blind users with refreshable Braille displays.
- Links, a free text-only web browser for visual users with low bandwidth.
- Opera, a visual browser with many accessibility-related features, including text zooming, user stylesheets, and image toggle. A free downloadable version is available. Compatible with Windows, Macintosh, Linux, and several other operating systems.
- Mozilla and Firefox, visual browser suite and a smaller independent browser, respectively. Both employ and support many accessibility features including text zooming, user stylesheets, and image toggle. Both are open-source and freely available for use and modification. Compatible with Windows, Macintosh, Linux, and several other operating systems.