diff --git a/plugins/plugins-available/omd/root/omd_top.js b/plugins/plugins-available/omd/root/omd_top.js
index 5fe62edca..b0477e88d 100644
--- a/plugins/plugins-available/omd/root/omd_top.js
+++ b/plugins/plugins-available/omd/root/omd_top.js
@@ -30,7 +30,7 @@ function updateDetailsTable(index, fetch) {
     jQuery.each(plots, function(name, plot) { keys.push(name); });
     var timestamp = plots[keys[0]].getData()[0].data[index][0];
     var date = new Date(timestamp);
-    jQuery('#time').html(date.toLocaleString());
+    jQuery('#time').html(_dateString(timestamp));
 
     if(plots['load']) {
         jQuery('#load1').html(plots['load'].getData()[0].data[index][1]);
@@ -179,4 +179,8 @@ function _backgroundColor() {
         backgroundColor = "#333";
     }
     return(backgroundColor);
+}
+
+function _dateString(ts) {
+    return((new Date(ts)).strftime("%Y-%m-%d %H:%M:%S"));
 }
\ No newline at end of file
diff --git a/plugins/plugins-available/omd/templates/omd_top.tt b/plugins/plugins-available/omd/templates/omd_top.tt
index 12ddc4bb0..8fc9c6e85 100644
--- a/plugins/plugins-available/omd/templates/omd_top.tt
+++ b/plugins/plugins-available/omd/templates/omd_top.tt
@@ -98,7 +98,7 @@ jQuery().ready(function() {
     /* add zooming and hover */
     jQuery('#load_graph').bind("plothover", function (event, pos, item) {
         if (item) {
-            var date    = new Date(item.datapoint[0]).toLocaleString();
+            var date    = _dateString(item.datapoint[0]);
             var tooltip = _getTooltipFromSeries(date, load_series, item.dataIndex);
             var main = jQuery("MAIN").first();
             var x = Number(pos.pageX) + Number(main.scrollLeft()) + 10;
diff --git a/plugins/plugins-available/omd/templates/omd_top_details.tt b/plugins/plugins-available/omd/templates/omd_top_details.tt
index 562bf3da3..cd5468f7e 100644
--- a/plugins/plugins-available/omd/templates/omd_top_details.tt
+++ b/plugins/plugins-available/omd/templates/omd_top_details.tt
@@ -315,7 +315,7 @@ jQuery().ready(function() {
         /* graph hover */
         jQuery(e).bind("plothover", function (event, pos, item) {
             if (item) {
-                var d = new Date(item.datapoint[0]).toLocaleString();
+                var d = _dateString(item.datapoint[0]);
                 var tooltip;
                 if(e == '#load_graph')    { tooltip = _getTooltipFromSeries(d, load_series,    item.dataIndex                )};
                 if(e == '#cpu_graph')     { tooltip = _getTooltipFromSeries(d, cpu_series,     item.dataIndex,  "%"          )};