Animations can be disabled. When web pages are a connected whole, there must be a clear visual and programmatic indication of a user's location. The text of a link must identify the purpose of a link. The text is organized with HTML heading tags. Buttons and other pointer targets must be at least 44 pixels by 44 pixels. Alternate entry modes can only be blocked programmatically when the restriction is necessary for valid security purposes. Foreign borrowings, idioms, and technical jargon are defined with text markup or by links to an appropriate dictionary.
Abbreviations are defined or can be expanded to show the full term. A simplified version of the content should be available when written above a 9th grade reading level. When the individual email list pronunciation of a word is ambiguous, a pronunciation key must be included. Breadcrumbs should never switch context unless the user initiates the switch. Contextual help or tooltips are always available. When a web page asks a user to submit personal information, at least one of these features is included: The submission is reversible. The website checks for data omissions and errors and offers the user the opportunity to correct them.
The user has the opportunity to review, correct and confirm any information he has entered. Compliant Web Design FAQ What are the official ADA website guidelines? Despite revisions as recent as 2008, the ADA does not specifically mention websites or Internet accessibility. Thousands of lawsuits are filed every year over online accessibility, and courts have used guidelines published by the World Wide Web Consortium (W3C), an internationally recognized organization for Internet standards, as a model for compliant design. The Consortium's Web Content Accessibility Guidelines (WCAG) have been published since 1999. These standards were adopted as an ISO standard in 2012 and form the basis of web accessibility laws in Europe and Asia.