| Title | CSS background image that violates red flash threshold |
|---|---|
| Description | Document containing a flashing background-image that has been included by using the CSS property background. |
| Creator | BenToWeb (Reinhard.Ruemer@…) |
| Rights | Copyright BenToWeb 2004-2007 |
| Language | English |
| Date | 2006-10-23 |
| Status | validated |
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: background.
Technical specification:
Background properties: background-color, background-image, background-repeat, background-attachment, background-position, and background
.
ITC Guidance Note for Licensees on Flashing Images and Regular Patterns in Television
The test case is intended to fail because it contains content that violates the red flash threshold.
Accessibility expert.
“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 6, column 3: http://www.w3.org/TR/2007/WD-WCAG20-20070517/Overview.html#seizure-does-not-violate.
Content may cause seizures due to photosensitivity.
This test case maps to technique G15: Ensuring that content does not violate the general flash threshold or red flash threshold.
This test case maps to technique G19: Ensuring that no component of the content flashes more than three times in any 1-second period.
CSS property background is used to include image with flashing content violating the red flash threshold.
The test case fails the following success criterion at line 7, column 19: http://www.w3.org/TR/2006/WD-WCAG20-20060427/guidelines.html#seizure-does-not-violate.
Content may cause seizures due to photosensitivity.
CSS property background is used to include image with flashing content violating the red flash threshold.
Online version: sc2.3.1_l1_009.
The test case fails the following success criterion at line 7, column 19: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#flicker-does-not-violate.
Content may cause seizures due to photosensitivity.
CSS property background is used to include image with flashing content violating the red flash threshold.
The test case fails the following success criterion at line 7, column 19: URL unknown!.
Content may cause seizures due to photosensitivity.
CSS property background is used to include image with flashing content violating the red flash threshold.