This dialog box is displayed by menu item . Basically, it allows the user to specify a name for the newly created document template. → →
The name of a document template may contain any character, including spaces.
The name of a document template may be identical to the name of one of the existing document templates. This allows to replace an existing document template by a new one.
In the above screen shot, we can see that:
The user is creating a new document template called "Quote".
Previously, the user has replaced predefined template called "Refentry" by a "Refentry" document template of its own.
Previously, the user has created another document template called "XMLmind article".
This dialog box also allows to remove user-defined document templates. In order to do this, simply click on a template in the "Existing document templates" list and then click on the button.
Note that this operation takes immediate effect: clicking on the Save Document As Template" dialog box will not cancel the deletion of the template[11].
button of the "You can only remove the document templates you have created. You cannot remove predefined (grayed) document templates.
In the above screen shot, notice how removing user-defined template called "Refentry" would restore the predefined template having the same name.
[11] The button of the "Save Document As Template" dialog box just cancels the action of creating a new template.