anchor.diff:  
       function fireAction(itemType, index, location, elementId, css) {
           interventionInstance._deleteItem(itemType, index, location);
  +        if(itemType == 'radiation'){
  +            AE.radiationInterventionSize = AE.radiationInterventionSize - 1;
  +        }
  +
  +        if(itemType == 'surgery'){
  +            AE.surgeryInterventionSize = AE.surgeryInterventionSize - 1 ;
  +        }
  +
  +        if(AE.radiationInterventionSize > 0){
  +            $('btn-add-radiation').show();
  +        }
  +        if(AE.surgeryInterventionSize > 0){
  +            $('btn-add-surgery').show();
  +        }
       }
   
       var interventionInstance = null;
  
positive.code:         interventionInstance._addItem('agent', null, null, '_agents');
      }
      function addRadiation() {
          interventionInstance._addItem('radiation', null, null, '_radiations');
      }
      function addDevice() {
          interventionInstance._addItem('device', null, null, '_devices');
      }
      function addSurgery() {
          interventionInstance._addItem('surgery', null, null, '_surgeries');
      }
      function addBehavioral() {
          interventionInstance._addItem('behavioral', null, null, '_behaviorals');
  
negative.code:     </style>
  </head>
  <body>
  <script language="JavaScript">
      AE.radiationInterventionSize = ${fn:length(command.aeReport.radiationInterventions)};
      AE.surgeryInterventionSize =   ${fn:length(command.aeReport.surgeryInterventions)};
  </script>
  <script language="JavaScript">
  var divisions = new Hash();
  var routingHelper = new RoutingAndReviewHelper(createAE, 'aeReport');
  