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G15: Ensuring that content does not violate the general flash threshold or red flash threshold

Applicability

Applies to any technology

This technique relates to:

Description

The purpose of this technique is to allow people who have photosensitive seizures to view Web sites without encountering material that is likely to cause a seizure. Warnings can be provided but people may miss them and children may not be able to read or understand them. With this technique all material is checked and if it violates flash or red flash thresholds it is either not put on the site or it is modified so that it does not violate the thresholds.

Examples

Resources

Resources are for information purposes only, no endorsement implied.

(none currently listed)

Tests

Procedure

  1. Check to see if content violates the flash and/or red flash thresholds by either

    • visually checking that there are no more than 2 flashes of any kind in a row OR

    • using a tool that will check for General Flash or Red Flash thresholds automatically

Expected Results