anchor.diff:      div.panel-heading
         | #{boundedArea.NAME}
       div.panel-body
  +      + printBoundedAreaNode(boundedArea)
         + printChildren(boundedArea)
   - }
  
positive.code:         - if (index == children.length - 1 && (routes == null || routes.length == 0)) {
            - liClass += ' last';
          - }
          li(class="#{liClass}") #{child.NAME}
          + printChildren(child)
        - }
      - }  
  
negative.code: mixin printBoundedAreaNode(boundedArea, hidden)
    a(id="a#{boundedArea.ID}" onclick="expandTree('#{boundedArea.ID}')") +
    span #{boundedArea.NAME}
  mixin printChildren(boundedArea) 
    - var children = boundedArea.children;
    - var routes = boundedArea.routes;
    - if ((children == null || children.length == 0) && (routes == null || routes.length == 0)) {
      - return;
    - }
    ul(class="tree hidden" id="ul#{boundedArea.ID}")
      - if (children != null && children.length > 0) {
        - for (var index = 0; index < children.length; index++) {
          - var child = children[index];
  