- From: David Woolley <david@djwhome.demon.co.uk>
- Date: Sat, 29 Mar 2003 08:52:55 +0000 (GMT)
- To: w3c-wai-ig@w3.org
> "Section 508 Paragraph (j) Pages shall be designed to avoid causing the > screen to flicker with a frequency greater than 2 Hz and lower than 55 Hz. Alternate scan lines dark and light falls right in the middle of this range, on an interlaced display. (Some sites actually use this pattern as their background image.)
Received on Saturday, 29 March 2003 03:53:00 UTC