| Title | Avoidance of content that could cause seizures due to photosensitivity |
|---|---|
| Description | Document containing one image that links to a page with content that violates the general flash threshold. Warning text presented acoustically by playing an audio file, when the image gains the onmouseover event. |
| Creator | BenToWeb (sandor.herramhof@…) |
| Rights | Copyright BenToWeb 2004-2007 |
| Language | English |
| Date | 2005-08-31 |
| Status | draft |
Technologies are markup languages or data formats. If the technology is a markup language, “features” refers to elements and attributes.
XHTML™ 1.0 The Extensible HyperText Markup Language (Second Edition)
Feature: img
(namespace: http://www.w3.org/1999/xhtml)
.
Technical specification: Including an image .
Feature: a
(namespace: http://www.w3.org/1999/xhtml)
.
Technical specification: onmouseover event .
Feature: a
(namespace: http://www.w3.org/1999/xhtml)
.
Technical specification: onmouseout event .
ITC Guidance Note for Licensees on Flashing Images and Regular Patterns in Television
The document is intended to fail (in all available accessibility guidelines documents), because users are not warned adequately to avoid content that violates the general flash threshold.
“Rules” refer to success criteria in WCAG 2.0, checkpoints in WCAG 1.0 and similar requirements.
The test case fails the following success criterion at line 17, column 60: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#flicker-rate-and-warning.
The test case fails the following success criterion at line 17, column 85: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#flicker-rate-and-warning.
The test case fails the following success criterion at line 18, column 6: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#flicker-rate-and-warning.
User does not get approriate warning of the potentially harming content.
img element with warning in alt text. Audio warning is played if mousepointer passes the image.
The test case fails the following success criterion at line 17, column 60: URL unknown!.
The test case fails the following success criterion at line 17, column 85: URL unknown!.
The test case fails the following success criterion at line 18, column 6: URL unknown!.
User does not get approriate warning of the potentially harming content.
img element with warning in alt text. Audio warning is played if mousepointer passes the image.