XHTML Attributes - longdesc

longdesc:

Specifies a link to a long description of the frame or image. This description should supplement the description listed in the title attribute. If used with an imagemap, this attribute should provide information about the map's contents.

Used with Elements:

• frame
• iframe
• img

Content:

URI. A URI pointing to a long description.

Default:

Not required

Deprecated in XHTML 1.0:

No

DTD:

XHTML 1.0 Standard and XHTML 1.0 Frameset