ウェブアクセシビリティ実証実験に関連し、J-WASを使った日本でのウェブアクセシビリティ向上の取り組みについて、2002年1月21日にアメリカのカリフォルニア州サンホゼコンベンションセンターで行われたElectronic Imaging 2002で発表しました。
以下に、プレゼンテーション資料を公開しています。資料内容のうちテキスト部分の抜粋です。
The purpose of this presentation is to report on development of web accessibility evaluation and repairing system to solve unique difficulties in Japan.
Each individual who access to the web has equal access to information that is provided without any barrier caused by physical or mental condition.(Assurance in information convey)
In the US, arise of Rehabilitation Act Section 508 has put this issue under public attention.
WCAG1.0 was released by World Wide Web Consortium (W3C) 's Web Accessibility Initiative (WAI)
Abstract information on WCAG1.0
The Results of Accessibility for major Japanese Websites
Count the number of obvious errors on WCAG1.0. Each number shows average errors on these top pages in September 2001.
Priority-1 | Priority-2 | Priority-3 | |
---|---|---|---|
Government and National Public sectors (36 sites) | 18.7 | 105.4 | 7.2 |
Local self-government bodies (14 sites) | 45.0 | 104.3 | 19.5 |
Universities (10 sites) | 15.4 | 57.5 | 8.6 |
Private Enterprises (94 sites) | 51.4 | 147.4 | 11.2 |
1999: Ministry of Posts and Telecommunications and Ministry of Health and Welfare declared a guideline regarding web contents accessibility (almost the same content as WAI)
2000: November, the government demanded every ministry and national public sector to improve accessibility to its website
2001: March, Government IT Strategy Headquarters included a statement to enhance improvement of information accessibility in "e-japan Priority Policy Program"
2001-:
The purposes of this project are…
Until user agents render adjacent links distinctly, printable characters (surrounded by spaces) between adjacent links. [Priority 3]
When a short text equivalent does not suffice to adequately convey the function or role of an image, provide additional information in a file designated by the "longdesc" attribute. For user agents that don't support "longdesc", provide a description link ( [D] )
Add following items to system in experiment
There is possibility for XHTML "Ruby Annotation" technology to solve difficulties derives from Kanji
http://www.jwas.gr.jp/ (Japanese Only)
Phase-1: From April 2001 to September 2001.
Developing J-WAS system
Development of system, which is adapted to Japanese accessibility difficulties.
Phase-2: From September 2001 to March 2002.
Testing Effectiveness of J-WAS System
Actual testing in usage by Web Authors. Currently, we are on this phase.
Phase-3: From March 2002 to around September 2002.
Function development, Present a complete system
Develop developable aspects that are found in actual testing in usage by Web authors.
The purpose of this presentation is to report on development of web accessibility evaluation and repairing system to solve unique difficulties in Japan
In order to spread the concept of web accessibility…
Electronic Imaging 2002
Technical Conferenses:Internet Imaging III
21 January 2002
San Jose Convention Center
San Jose, California USA
アメリカ カリフォルニア州サンホゼコンベンションセンター
2002年1月21日 Electronic Imaging 2002にて発表