If you use assistive technology (such as a Braille reader, a screen reader, TTY, etc.) and the format of any material on our web sites interferes with your ability to access the information, please contact the webmaster for assistance. To enable us to respond in a manner most helpful to you, please indicate the nature of your accessibility problem, the preferred format in which to receive the material, the web address of the requested material, and your contact information. As of 2009, we have made efforts to improve accessibility throughout our site by initiating the following basic standards:

Standards Compliance

  1. All pages on this site validate as XHTML 1.0 Strict via
  2. All pages on this site use structured semantic markup. H2 tags are used for main titles, H3 tags for subtitles.


  1. Many 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).
  2. Links are written to make sense out of context.
  3. A sitemap has been included linking to all pages in the immediate site.
  4. Although we do leverage flash technology for the main image and navigation, a text only main navigation is available if flash is disabled.


  1. All content images used in this site include descriptive ALT attributes.
  2. Complex images include LONGDESC attributes or inline descriptions to explain the significance of each image to non-visual readers.

Visual Design

  1. This site uses cascading style sheets (CSS) for visual layout.
  2. This site uses only relative font sizes, allows for font size changes on every page of the site, as well as, being compatible with the user-specified “text size” option in visual browsers.
  3. If your browser or browsing device does not support stylesheets at all, the content of each page is still readable.
  4. In newer browsers, the entire site can scale up or down by using the combo keys “command + plus” and “command + minus” keys when browser window is active.

Accessibility References

  1. W3 accessibility guidelines, which explains the reasons behind each guideline.
  2. W3 accessibility techniques, which explains how to implement each guideline.
  3. W3 accessibility checklist, a busy developer’s guide to accessibility.
  4. U.S. Federal Government Section 508 accessibility guidelines.