| Title | Avoidance of content that could cause seizures due to photosensitivity |
|---|---|
| Description | Document containing one image which does not flash on start. Image is flashing when it gains the focus. No warning text is shown. |
| Creator | BenToWeb (sandor.herramhof@…) |
| Rights | Copyright BenToWeb 2004-2007 |
| Language | English |
| Date | 2005-08-31 |
| Status | accepted for end user evaluation |
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: a
(namespace: http://www.w3.org/1999/xhtml)
.
Technical specification: Intrinsic events - onfocus .
Feature: a
(namespace: http://www.w3.org/1999/xhtml)
.
Technical specification: Intrinsic events - onblur .
Feature: img
(namespace: http://www.w3.org/1999/xhtml)
.
Technical specification: The img element .
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 to avoid content that violates the general flash threshold.
End user.
“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 23, column 14: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#flicker-rate-and-warning.
The test case fails the following success criterion at line 23, column 35: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#flicker-rate-and-warning.
The test case fails the following success criterion at line 24, column 6: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#flicker-rate-and-warning.
No warning that activated content can cause seizures due to photosensivity.
onfocus/onblur events set on a element triggers potentially harming content
The test case fails the following success criterion at line 23, column 14: URL unknown!.
The test case fails the following success criterion at line 23, column 35: URL unknown!.
The test case fails the following success criterion at line 24, column 6: URL unknown!.
No warning that activated content can cause seizures due to photosensivity.
onfocus/onblur events set on a element triggers potentially harming content