QS:Commented checkbox

Comment only when ... (commented_checkbox)
Description

This attribute allows you to define the behaviour of the comment box.

Available options
 * No control on checkbox : user can always enter comments independent of whether the option is checked or not. Typing in the comment box does not mean that the respective subquestion will be checked.
 * Checkbox is checked (default) : if the user enters a comment, then the corresponding checkbox gets automatically checked.
 * Checkbox is unchecked : user can only comment on unchecked checkboxes.