anchor.diff:        emptyRootDiv.render();
       }
       
  -    function showPartialHierarchy() {
  -      rootDescDiv.setBody("<span class='instruction_text'>(Note: This tree only shows partial hierarchy.)</span>");
  +    function showPartialHierarchy(msg) {
  +      rootDescDiv.setBody("<span class='instruction_text'>(Note: This tree only shows partial hierarchy.)" + msg + "</span>");
         rootDescDiv.show();
         rootDescDiv.render();
       }
  
positive.code:               showEmptyRoot();
              }
              else {
                showPartialHierarchy();
                showConstructingTreeStatus();
  
                for (var i=0; i < respObj.root_nodes.length; i++) {
  
negative.code:           }
          }
          resetTreeStatus();
          var tsTotal = getTimeStamp() - tsTotalStart;
          // showPartialHierarchy("<br/>* EvalTotal: " + tsEvalTotal + " sec"
          //    + ", <br/>* tsTotal: " + tsTotal + " sec");
        }
  
        var handleBuildTreeFailure = function(o) {
  