how do I check section 508 compliancy in firefox

Try Google search -- section 508 site:Mozilla.org OR site:mozilla.com Mozilla's Section 508 Compliance :"The United States Federal Rehabilitation Act's Section 508 is a new standard for defining accessibility requirements for software and other electronic and information technology. Part of Section 508 (§1194.21) specifically relates to Mozilla, and the ability of US government agencies to buy software that contains Mozilla software components." : http://www.mozilla.org/access/section508.html Test Cases for Section 508 Guidelines : http://www-archive.mozilla.org/projects/ui/accessibility/unix/testcase/section508/sec508.html