diff --git a/js/lib/d3.tail.js b/js/lib/d3.tail.js
index 225892e30..497bde4e1 100644
--- a/js/lib/d3.tail.js
+++ b/js/lib/d3.tail.js
@@ -1,6 +1,7 @@
 d3.tail = function() {
     var text = false,
         container,
+        inner,
         xmargin = 25,
         tooltip_size = [0, 0],
         selection_size = [0, 0],
@@ -13,11 +14,12 @@ d3.tail = function() {
         });
 
         function setup() {
-
             container = d3.select(document.body)
                 .append('div')
-                    .style('display', 'none')
-                    .attr('class', 'tail tooltip-inner');
+                .style('display', 'none')
+                .attr('class', 'tail tooltip-inner');
+
+            inner = container.append('div');
 
             selection
                 .on('mousemove.tail', mousemove)
@@ -28,7 +30,6 @@ d3.tail = function() {
                 .on('mousemove.tail', mousemove);
 
             selection_size = selection.size();
-
         }
 
         function show() {
@@ -69,7 +70,7 @@ d3.tail = function() {
             return tail;
         }
         text = _;
-        container.text(text);
+        inner.text(text);
         tooltip_size = container.size();
         return tail;
     };