Built-in IDs

A few elements have built-in IDs and, therefore, do not support an author-defined ID. Each of the following elements also starts a new topic, but these elements have predefined IDs (shown in parentheses):

<abstract>

(_abstract)

<copyright>

(_copyright)

<glossary>

(_glossary)

<hometopic>

(_hometopic)

<title>

(_title)