anchor.diff:    </c:if>
   
   <div id="period" class="section">
  -<laf:box title="Set up ${period.name} (period) of ${studySegment.qualifiedName} in ${study.assignedIdentifier}">
  +<laf:box title="Set up ${period.displayName} of ${studySegment.qualifiedName} in ${study.assignedIdentifier}">
       <laf:division>
           <p>
               This period has ${period.duration.days} days and repeats ${commons:pluralize(period.repetitions, "time")}.
  -            It begins on day ${period.startDay} of the ${studySegment.qualifiedName}.
  +            It begins on day ${period.startDay} of ${studySegment.qualifiedName}.
           </p>
   
           <form:form>
  
positive.code: 
      Droppables.add( $('deleteDrop'), {accept:'marker',hoverclass: 'hoverActive',onDrop:deleteEvent})
  }
  
  function resetActivitiesAutocompleter() {
      activitiesAutocompleter.reset();
  
negative.code: <%@taglib prefix="templ" tagdir="/WEB-INF/tags/template"%>
  <html>
  <head>
  <title>Set up ${period.displayName} of ${studySegment.qualifiedName} in ${study.name}</title>
  <tags:includeScriptaculous/>
  <script type="text/javascript">
  function currentActivityCount() {
      return $$('.input-row').length;
  }
  
  function selectedActivity() {
      return selectedValue('add-activity')
  