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A) Alt text - A text equivalent for every non-text element (e.g., "alt", "longdesc", or in element content).
B) Multimedia - Equivalent alternatives for any multimedia presentation are synchronized with the presentation.
C) Color - Web pages are designed so all information conveyed with color is available without color, for example from context or markup.
D) Style sheets - Documents are organized so they are readable without requiring a style sheet.
E) Image maps - Redundant text links are provided for each active region of a server-side image map.
F) Image maps - Use client-side instead of server-side image maps, except where the regions cannot be defined with an available geometric shape.
G) Data tables - Row and column headers are identified for data tables.
H) Data tables - Markup is used to associate data and header cells for data tables that have two or more logical levels of row or column headers.
I) Frames - Frames are titled with text that facilitates frame identification and navigation.
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J) Flicker - Pages are designed to avoid causing screen flicker with a frequency greater than 2 Hz and lower than 55 Hz.
K) Text-only - A text-only page, with equivalent information or functionality, is provided to make a web site comply with the provisions of this part, when compliance cannot be accomplished in any other way. The content of the text-only page is updated whenever the primary page changes.
L) Scripting - When pages use scripting languages to display content, or to create interface elements, the information provided by the script is identified with functional text that can be read by assistive technology.
M) Plug-ins - When a web page requires a plug-in or other application, the page provides a link to the application that complies with § 1194.21 (A-L).
N) Forms - Electronic forms designed to be completed on-line let people using assistive technology access the information, field elements, and functionality required for completion and submission of the form, including directions and cues.
O) Skip navigation - A method is provided to let users skip repetitive navigation links.
P) Timeouts - When a timed response is required, the user is alerted and given sufficient time to indicate more time is required.
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