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Accessibility Tools

If you are having a problem accessing our site please let us know and we will work to ensure accessibility. If you have any difficulty viewing any page with adaptive technology, please contact us to report on the type of error you have encountered. Please be as specific as possible in your description of the problem(s) encountered as well as the location on our site.

Access Keys

0 - Access key details

1 - Home page

2 - Skip navigation

4 - Search

9 - Contact Information

Access keys let you navigate around this site without using your mouse.

They can be used to jump directly to certain areas within a page or to links to other pages, without having to move your mouse at all.

How to use Access Keys in your Browser

Browser What to do
Internet Explorer 5+ (PC) Hold down the ALT key, press the number of the access key, release both keys, then press ENTER
Internet Explorer 4 (PC) Hold down the ALT key and press the number of the access key
Internet Explorer 5+ (Mac) Hold down the CTRL key and press the number of the access key
Internet Explorer 4.5 (Mac) Access keys are not supported
Netscape 6 and earlier (PC and Mac) Access keys are not supported
Netscape 7 (PC) Hold down the ALT key and press the number of the access key
Firefox, Mozilla (PC) Hold down the ALT key and press the number of the access key
Firefox, Mozilla (Mac) Hold down the CTRL key and press the number of the access key
Safari and Omniweb (Mac) Hold down the CTRL key and press the number of the access key
Opera Hold down the Shift key and press Escape, release both keys, then press the number of the accesskey

Notes & feedback

Please note that some assistive technology tools already use the alt+[access key] combinations. Users of these tools will not be able to use these access keys.

Site Tools

Changing Font Size

If you are using Internet Explorer 7 or Firefox, you can easily enlarge the text displayed by holding down the CTRL and = keys at the same time. To reduce the font size, press CTRL and - at the same time. To reset to "normal", press CTRL and the number 0.

PDF Reader

Several documents on this site are Portable Document Format (PDF) files. They can be read with a free PDF Reader. Download the software.

Site Map

View the Site Map.