Site Help
While visiting this site, the following information may assist you.
Terms and Conditions
Please read these terms and
conditions before using this site.
Browsers and Monitor Settings
For optimum performance, use the latest version of Internet Explorer or another
supported browser. For best
appearance, view the site at a screen resolution of 800 by 600 pixels or
higher.
JavaScript
Some pages on our site are accessible only when JavaScript is enabled. To
enable JavaScript:
-
In Internet Explorer, select Internet Options from the Tools menu.
Then select the Security tab and click the Custom Level button. Next scroll
down to the section called Scripting and check the Enable category.
-
In Netscape Navigator, click on Edit/Preferences from the menu. In
Preferences, select the Advanced category and check the Enable JavaScript check
box.
- For other Web browsers, see your browser help documentation on how to
enable JavaScript.
Downloads
Some content on this site requires you to download additional software. To view
PDF files on our site, you need version 5.0 or higher of the Adobe Acrobat
Reader.This program is free and generally takes just a few minutes to
install.
Browser Security
We safeguard any personal information you provide to us with a secure server
and the Secure Socket Layer (SSL) security protocol. Only browsers that use
128-bit encryption are able to use this site for online transactions.
You are in the secure mode if:
- the “http” in the Web address is replaced by “https”
- depending on your browser, you see a padlock, a solid key or a similar icon
in the lower section of the browser window
Navigation
You have five main navigation options available to you throughout the site.

-
Header
The header is the same on every page of the site. It contains links to the main
sections of the site and several other popular pages and the site search
engine.
-
Left Navigation Menus
Each section of the site has a left navigation menu that tells you what
information is available in that section. The left navigation menu is different
in each section.
-
Breadcrumb Navigation
Breadcrumb navigation displays the location of the current page within the
structure of the Web site. Breadcrumb navigation enables you to access higher
levels of the site navigation by clicking previous links in the breadcrumb
trail.
-
Right Navigation Menus
Some pages include right navigation menus which contain links to related
pages.
-
Bottom Navigation Bar
The bottom navigation bar is the same on every page of the site. It contains
links to the main sections of the site and to several other pages not shown in
other navigation areas.
Accessibility Aids
These features give you broad access and readability:
-
Font size control
For a larger font size, use the font size control located in the header on
every page of the site.
-
Alt tags for images
Images on our site are accompanied by alt tags that may be visible if your
browser supports the alt-text function. When you place your cursor over an
image, alt tags provide text that describes the image.
-
Text-only link
If you prefer to view the site without images, press the text-only link located
in the header.
-
Links
Links are blue and underlined. Visited links change from blue to brown; the
color remains brown until you clear the history of visited sites and pages from
your Web browser. Also, some left navigation menus include an “expand all”
option which enables you to see all links in the menu at a glance.
Search
For a quick, easy way to find information on the site, use the site search
engine in the header on every page of the site.
Site Map
A link to the site map is located in the header on every page. The site map is
like a book's table of contents, making it easier for you to find
information.
Privacy Policies
To see how we collect, use and protect information, please view our privacy policies.
Contact Us
You can easily reach us by e-mail or by telephone or postal mail.