Understanding Accessibility

Guideline 9. Design for device-independence.

Checkpoint 9.2 - Ensure that any element that has its own interface can be operated in a device-independent manner

How do I do it?

For scripts, applets and objects don't specify device-dependent event handlers and ensure that they themselves are directly accessible. For example, choose onFocus rather than onMouseOver or onKeyPress.

How do I check that it meets the WCAG criteria?

Where <object>s and <applet>s exist (as verified by Guideline 8.1) they should not use device dependant scripts. These elements can be tested by attempting to control them independently with mouse only and keyboard only actions. Elements which cannot be controlled by both independently will cause the page the fail the check.

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