roleoptional

Namespace: -

xml:idoptional

Namespace: http://www.w3.org/XML/1998/namespace

Identifies the unique ID value of the element

versionoptional

Namespace: -

Specifies the DocBook version of the element and its descendants

xml:langoptional

Namespace: http://www.w3.org/XML/1998/namespace

Specifies the natural language of the element and its descendants

xml:baseoptional

Namespace: http://www.w3.org/XML/1998/namespace

Specifies the base URI of the element and its descendants

remapoptional

Namespace: -

Provides the name or similar semantic identifier assigned to the content in some previous markup scheme

revisionflagoptional

Namespace: -

Identifies the revision status of the element

diroptional

Namespace: -

Identifies the direction of text in an element

archoptional

Namespace: -

Designates the computer or chip architecture to which the element applies

audienceoptional

Namespace: -

Designates the intended audience to which the element applies, for example, system administrators, programmers, or new users.

conditionoptional

Namespace: -

provides a standard place for application-specific effectivity

conformanceoptional

Namespace: -

Indicates standards conformance characteristics of the element

osoptional

Namespace: -

Indicates the operating system to which the element is applicable

revisionoptional

Namespace: -

Indicates the editorial revision to which the element belongs

securityoptional

Namespace: -

Indicates something about the security level associated with the element to which it applies

userleveloptional

Namespace: -

Indicates the level of user experience for which the element applies

vendoroptional

Namespace: -

Indicates the computer vendor to which the element applies.

wordsizeoptional

Namespace: -

Indicates the word size (width in bits) of the computer architecture to which the element applies

outputformatoptional

Namespace: -

Indicates the output format (for example, print or epub) to which the element applies

its:translateoptional

Namespace: http://www.w3.org/2005/11/its

The Translate data category information to be attached to the current node

annotationsoptional

Namespace: -

Identifies one or more annotations that apply to this element

unitsoptional

Namespace: -

Identifies the units used in the coords attribute. The default units vary according to the type of callout specified: calspair for graphics and linecolumn for line-oriented elements.

unitsoptional

Namespace: -

Indicates that non-standard units are used for this area . In this case otherunits must be specified.

otherunitsrequired

Namespace: -

Identifies the units used in the coords attribute when the units attribute is other . This attribute is forbidden otherwise.

linkendsoptional

Namespace: -

Point to the callout s which refer to this area. (This provides bidirectional linking which may be useful in online presentation.)

xlink:typeoptional

Namespace: http://www.w3.org/1999/xlink

Identifies the XLink link type

xlink:hrefoptional

Namespace: http://www.w3.org/1999/xlink

Identifies a link target with a URI

xlink:roleoptional

Namespace: http://www.w3.org/1999/xlink

Identifies the XLink role of the link

xlink:arcroleoptional

Namespace: http://www.w3.org/1999/xlink

Identifies the XLink arcrole of the link

xlink:titleoptional

Namespace: http://www.w3.org/1999/xlink

Identifies the XLink title of the link

xlink:showoptional

Namespace: http://www.w3.org/1999/xlink

Identifies the XLink show behavior of the link

xlink:actuateoptional

Namespace: http://www.w3.org/1999/xlink

Identifies the XLink actuate behavior of the link

labeloptional

Namespace: -

Specifies an identifying number or string that may be used in presentation. The area label might be drawn on top of the figure, for example, at the position indicated by the coords attribute.

coordsrequired

Namespace: -

Provides the coordinates of the area. The coordinates must be interpreted using the units specified.