According to the World Wide Web Consortium, "The User Agent Accessibility Guidelines explain to user agent developers how to make their products more accessible to people with disabilities and for increasing usability for all users."
A bulleted list. Indicated by the <ul></ul> tag.
Uniform Resource Locator. This is the address of a web page.
In the context of this site, usability refers to how easy it is for a user to find the information they need or to complete an action on a given website.
A web page which uses the declared version of HTML or XHTML correctly, according to standards.
A program that checks web pages for the correctness of their code and indicates any errors.
The condition of having eyesight that is not perfect.
How the structure of a document helps convey meaning, for example through sections, bullet points and headers, but also through use of visual imagery such as graphs and tables.
Software which is activated by talking to it. It recognises voice commands.
The World Wide Web Consortium. An organisation set up to create standards for HTML, XHTML and web design as well as for browsers and applications to try and make certain that web sites work on all browsers and operating systems.
A program on the W3C website which webmasters can use to check their web pages are written in valid code.
A working group set up by the W3C to create accessibility standards for the web and to improve and promote understanding of accessibility issues.
The accessibility guidelines created by the WAI.
One unit of a web site. A web page is what loads on your screen when you follow a URL. Many web pages are linked together under one general domain to make up a web site.
According to the Web Standards Project website, "Founded in 1998, The Web Standards Project (WaSP) fights for standards that reduce the cost and complexity of development while increasing the accessibility and long-term viability of any site published on the Web. We work with browser companies, authoring tool makers, and our peers to deliver the true power of standards to this medium."
The HTML or XHTML tags which, combined with any scripts or applets, make up the web page that a user sees in their browser.
A group of web pages of a particular person, business, organisation or about a certain topic which are collected under one overall domain.
On this site, a mathemathical measure of the importance of a given checkpoint. The score a web page receives for a checkpoint is multiplied by its weighting, so a higher weighting means more possible points for a given checkpoint.
eXtensible HyperText Markup Language. The development of HTML into a language incorporated with the XML programming language. XML was developed by the World Wide Web Consortium to help add standards-based semantic structure into documents and databases.