Using Element Help

Serna includes the ability to display help information for elements and attributes for the current Schema.

DITA Element&Attribute Help comes with Serna distribution. You can also download Docbook Element&Attribute Help.
Note:

If you would like to create Element&Attribute Help for your own document type (XML schema), see Developer's Guide, Element Help Definition. To enable element help, the path to the element help file must be specified in a document template . For more details about document templates and element help file format, see Developer's Guide, Creating Element Help.

Enabled Element Help can be invoked several ways:

Related concepts
Editing Attributes
Collapsing and Expanding Elements
Related tasks
Inserting Element
Wrapping Content in Element
Renaming Element
Splitting Element
Joining Elements
Untagging Element
Deleting Element
Using Attribute Help