diff --git a/app/views/charts/multiple_series.html.erb b/app/views/charts/multiple_series.html.erb
index a216b79..850ac87 100644
--- a/app/views/charts/multiple_series.html.erb
+++ b/app/views/charts/multiple_series.html.erb
@@ -119,10 +119,8 @@
 
       // converts date format from JSON
       function getChartDate(d) {
-        // get the data using javascript's date object (year, month, day, hour, minute, second)
-        // months in javascript start at 0, so remember to subtract 1 when specifying the month
         // offset in minutes is converted to milliseconds and subtracted so that chart's x-axis is correct
-        return Date.UTC(d.substring(0,4), d.substring(5,7)-1, d.substring(8,10), d.substring(11,13), d.substring(14,16), d.substring(17,19)) - (my_offset * 60000);
+        return Date.parse(d) - (my_offset * 60000);
       }
 
   </script>
diff --git a/app/views/charts/show.html.erb b/app/views/charts/show.html.erb
index ea609ca..e552466 100644
--- a/app/views/charts/show.html.erb
+++ b/app/views/charts/show.html.erb
@@ -14,10 +14,8 @@
 
         // converts date format from JSON
         function getChartDate(d) {
-          // get the data using javascript's date object (year, month, day, hour, minute, second)
-          // months in javascript start at 0, so remember to subtract 1 when specifying the month
           // offset in minutes is converted to milliseconds and subtracted so that chart's x-axis is correct
-          return Date.UTC(d.substring(0,4), d.substring(5,7)-1, d.substring(8,10), d.substring(11,13), d.substring(14,16), d.substring(17,19)) - (myOffset * 60000);
+          return Date.parse(d) - (myOffset * 60000);
         }
 
         $(document).on('page:load ready', function() {
diff --git a/app/views/pages/export.html.erb b/app/views/pages/export.html.erb
index 83cedba..8104296 100644
--- a/app/views/pages/export.html.erb
+++ b/app/views/pages/export.html.erb
@@ -9,10 +9,8 @@
 
   // converts date format from JSON
   function getChartDate(d) {
-    // get the data using javascript's date object (year, month, day, hour, minute, second)
-    // months in javascript start at 0, so remember to subtract 1 when specifying the month
     // offset in minutes is converted to milliseconds and subtracted so that chart's x-axis is correct
-    return Date.UTC(d.substring(0,4), d.substring(5,7)-1, d.substring(8,10), d.substring(11,13), d.substring(14,16), d.substring(17,19)) - (myOffset * 60000);
+    return Date.parse(d) - (myOffset * 60000);
   }
 
   $(document).on('page:load ready', function() {
diff --git a/app/views/plugins/templates/chart.js b/app/views/plugins/templates/chart.js
index 0985e1b..1681df7 100644
--- a/app/views/plugins/templates/chart.js
+++ b/app/views/plugins/templates/chart.js
@@ -112,10 +112,8 @@
 
   // converts date format from JSON
   function getChartDate(d) {
-    // get the data using javascript's date object (year, month, day, hour, minute, second)
-    // months in javascript start at 0, so remember to subtract 1 when specifying the month
     // offset in minutes is converted to milliseconds and subtracted so that chart's x-axis is correct
-    return Date.UTC(d.substring(0,4), d.substring(5,7)-1, d.substring(8,10), d.substring(11,13), d.substring(14,16), d.substring(17,19)) - (my_offset * 60000);
+    return Date.parse(d) - (my_offset * 60000);
   }
 
 </script>