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Accessibilty

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Standards compliance
- All pages on this site validate as XHTML 1.0 Transitional.
- All pages on this site use structured semantic markup. H1 tags are used for page titles, H2 tags for headlines, and H3 to H6 tags for subheads.

Images
- All content images used in this site include descriptive ALT attributes. Purely decorative graphics include null ALT attributes.

Visual design
- This site uses cascading style sheets for visual layout.
- This site uses only relative font sizes, compatible with the user-specified “text size”option in visual browsers.
- If your browser or browsing device does not support stylesheets at all, the content of each page is still readable.

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