Maryland Department of Disabilities
Posted in Assistive Technology, Information Technology, Web Accessibility, Web Tip Wednesday on Feb 25th, 2015
CAPTCHA CAPTCHA stands for Completely Automated Public Turing test to tell Computers and Humans Apart. A CAPTCHA is typically presented as a graphic with distorted letters or numbers that a user must decipher and enter into a text field. Although CAPTCHA attempts to ensure a response that is generated by a person, nearly all modern […]
Posted in Information Technology, Web Accessibility, Web Tip Wednesday on Feb 18th, 2015
Empty Table Headers When marking up data tables, avoid empty table headers (<th> element). Empty headers can cause confusion for screen reader users because there is no information to be read for a data row or column, or they may cause the screen reader to associate a header to an incorrect column or row. Pay […]
Posted in Assistive Technology, Information Technology, Web Accessibility, Web Tip Wednesday on Feb 11th, 2015
Mouse Hover Many interactive elements on the web require the user to hover the mouse over a page element – drop-down or fly-out menus, tooltips, etc. Mouse hover functionality is usually not accessible to keyboard-only users (note that the functionality can sometimes be programmed to respond to keyboard focus or pressing Enter in addition to […]
Posted in Assistive Technology, Information Technology, Web Accessibility, Web Tip Wednesday on Feb 4th, 2015
Avoid Form Auto-advancing Ensure that focus is never automatically advanced from form field to form field. This is often experienced when three text fields are used for telephone numbers (area code, first three digits, last four digits). After entering the first thee numbers, focus is automatically set via JavaScript to the second field, but a […]
Posted in Information Technology, Web Accessibility, Web Tip Wednesday on Jan 28th, 2015
Avoid Form Auto-focusing Users should typically have control over the position of their cursor. Avoid using JavaScript or the HTML5 autofocus attribute to automatically place focus into a form control unless the entire purpose of that application is for user interaction in that field (such as the Search text box at google.com). Automatically setting focus […]
Posted in Information Technology, Web Accessibility, Web Tip Wednesday on Jan 21st, 2015
Document Language The natural language of every web page should be defined. This is typically done by simply specifying the appropriate language code in the lang attribute on the <html> tag (<html lang=”en”>, for example). This WCAG 2.0 Level A requirement is vital to ensure that assistive technologies present content in the appropriate language. Consider […]
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