diff --git a/src/html/js/entries.js b/src/html/js/entries.js
index 8beff86..78fbfb6 100644
--- a/src/html/js/entries.js
+++ b/src/html/js/entries.js
@@ -483,10 +483,11 @@ var ListViewModel = function() {
 drawChart = function(data, element) {
   // Clear previous chart
   $(element).html("");
+  element.style.height="0px";
 
   var entries = data.entries;
 
-  if(entries && entries.length > 0) {
+  if(entries && entries.length > 1) {
     // Prepare for today vertical line.
     var today = new Date();
     today.setHours(0);
@@ -583,8 +584,9 @@ drawChart = function(data, element) {
 drawPieChart = function(entries, element) {
   // Clear previous chart
   $(element).html("");
+  element.style.height="0px";
 
-  if(entries && entries.length > 0) {
+  if(entries && entries.length > 1) {
     // Plot chart, and store it in a window parameter for resize callback (need to be done better than it...)
     window.pieChart = $.jqplot(element.id, [entries], {
         // Title of the chart