Archive for the 'Accessibility' Category

Why “left: -9999px;” is Better For Accessibility Than “display: none;”

February 14th, 2007 by Nick Fitzsimons

Update: Thierry Koblentz points out in the comments that either technique may be appropriate, depending on circumstances. I mention this in the last paragraph, but just to be clear, there should have been a “usually” or “often” or some such word in front of the “better” of the title. That, or a different title.

Update 2, December 2008: It is now accepted that it is better to use top: -9999px;, as using left: would cause a scroll bar on a page with right-to-left text.

A recurring question on various mailing lists such as the Web Standards Group discussion list is “How can I hide content but still have it accessible?” This is usually asked in the context of image replacement techniques, where one might for example wish to display a heading in a fancy typeface, but still have the content accessible to users of assistive technologies such as screen reading software.
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