diff --git a/html/pages/graphs.inc.php b/html/pages/graphs.inc.php
index b3f6a36b5..72fb1bd82 100644
--- a/html/pages/graphs.inc.php
+++ b/html/pages/graphs.inc.php
@@ -118,10 +118,10 @@ if (!$auth)
         function submitCustomRange(frmdata) {
             var reto = /to=([0-9])+/g;
             var refrom = /from=([0-9])+/g;
-            var tsto = new Date(frmdata.dtpickerto.value.replace('-', '/')+":00");
-            var tsfrom = new Date(frmdata.dtpickerfrom.value.replace('-', '/')+":00");
-            tsto = tsto.getTime() / 1000;
-            tsfrom = tsfrom.getTime() / 1000;
+            var tsto = moment(frmdata.dtpickerto.value).unix();
+            var tsfrom = moment(frmdata.dtpickerfrom.value).unix();
+            //tsto = tsto.getTime() / 1000;
+            //tsfrom = tsfrom.getTime() / 1000;
             frmdata.selfaction.value = frmdata.selfaction.value.replace(reto, 'to=' + tsto);
             frmdata.selfaction.value = frmdata.selfaction.value.replace(refrom, 'from=' + tsfrom);
             frmdata.action = frmdata.selfaction.value;