anchor.diff:  <h1>Participant Schedule for ${participant.fullName} on ${plannedCalendar.name}</h1>
   
   <div id="schedule-next-arm" class="section autoclear">
  -    <h2 id="schedule-next-arm-header" title="Click to schedule">Schedule next arm</h2>
  +    <h2 id="schedule-next-arm-header" title="Click to schedule">Schedule next arm <span>&#9660;</span></h2>
       <div class="content" style="display: none">
           <p class="tip">Select an arm from the calendar to run next.  Then select a start date.</p>
           <form id="next-arm-form" class="autoclear" action="<c:url value="/pages/schedule/nextArm"/>">
  
positive.code:                 if (content.visible()) {
                      SC.slideAndHide(content);
                      $('schedule-next-arm-header').title = "Click to schedule"
                  } else {
                      SC.slideAndShow(content);
                      $('schedule-next-arm-header').title = "Click to conceal form"
                  }
              })
          }
  
negative.code:             display: none;
          }
  
          #schedule-next-arm-header span {
              font-size: 0.6em;
          }
  
          #next-arm-form {
              margin-top: 0;
              float: right;
  