diff --git a/js/tree-reusable-d3.js b/js/tree-reusable-d3.js
index 2141edbd..3e794036 100644
--- a/js/tree-reusable-d3.js
+++ b/js/tree-reusable-d3.js
@@ -27,13 +27,14 @@ function interactive_tree() {
             return d.data.text;
         },
         elementEquality=function (e,f){return identifierAccessor(e)==identifierAccessor(f);},
-        tooltipBuilder=function(d) {
-            return  "<div class=\"panel panel-default card\"><div class=\"panel-heading\">"+
+        tooltipBuilder=function(d, tooltipContainer) {
+            var c = "<div class=\"panel panel-default card\"><div class=\"panel-heading\">"+
                     textAccessor(d)+
                     "</div>"+
                     "<div class=\"panel-body\">"+
                     "Identifier: "+identifierAccessor(d)+
                     "</div></div>";
+            tooltipContainer.html(c);
         },
         preTreatmentOfLoadedTree=function(tree){return  tree;},
         tooltipEnabled=false,
@@ -177,12 +178,12 @@ function interactive_tree() {
                     })
                     .on("mouseover", function(d) {
                         if (!tooltipEnabled) return;
+                        tooltipBuilder(d, tooltip);
                         tooltip
                             .transition()
                             .duration(200)
                             .style("opacity", 1);
                         tooltip
-                            .html(tooltipBuilder(d))
                             .style("left", (d3.event.pageX+20) + "px")
                             .style("top", (d3.event.pageY - 28) + "px");
                     })