<anchor>
<gap>
)<index>
)<cb>
<lb>
<milestone>
and <pb>
)When the analysis module is included, however, model.global.meta expands to include several more elements; likewise, the transcription module adds two more elements to model.global.edit.
To add a new element (say a new kind of milestone), all that's needed is to declare the new element a member of the model.milestoneLike class.
To remove a whole class of elements from the content model, the class can simply be deleted.