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