Change CSS to that recommended by the Yahoo Accessibility team at https://developer.yahoo.com/blogs/ydn/clip-hidden-content-better-accessibility-53456.html
Change CSS to that recommended by the Yahoo Accessibility team at https://developer.yahoo.com/blogs/ydn/clip-hidden-content-better-accessibility-53456.html

jinntrance/mathjax,thomasjm/MathJax,thomasjm/MathJax,thomasjm/MathJax,jinntrance/mathjax,thomasjm/MathJax,wikimedia/MathJax,thomasjm/MathJax,GerHobbelt/MathJax,GerHobbelt/MathJax,dpvc/MathJax