Despite its common usage, this attribute is deprecated and cannot be used in XHTML Strict. Instead, use CSS to set borders on images. See also Chapter 4, ???Applying CSS borders to images.??? border=number (deprecated) Provides alternate text for nonvisual browsers. Should provide an indication of an image??™s content or, if it??™s a link, its function. When an image has no visual semantic significance, include it via CSS. If that??™s not possilbe, use alt="". This attribute is required. alt=text (required) Inserts an image. Both the src and alt attributes are required; although many web designers omit the alt attribute, it??™s essential for screen readers. The height and width values are recommended, too, in order to assist the browser in rapidly laying out the page. The border value, despite common usage, is deprecated and should be avoided. Use CSS to determine whether images have borders. See also Chapter 4, ???Working with images in XHTML.??? THE ESSENTIAL GUIDE TO CSS AND HTML WEB DESIGN 424 Element Attribute Description Standard attributes longdesc=URL usemap=URL width=number Core attributes, keyboard attributes, language attributes Core events, onblur, onchange, onfocus, onselect accept=list alt=text checked=checked disabled=disabled maxlength=number continues Defines the maximum number of characters allowed. Only used with type="text". Disables the input element.