Add additional protection for timezone calculation

1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/rrdFlot.js b/src/lib/rrdFlot.js
index 8587d61..e607e6e 100644
--- a/src/lib/rrdFlot.js
+++ b/src/lib/rrdFlot.js
@@ -207,7 +207,7 @@ rrdFlot.prototype.createHTML = function() {
     // the passed timezone does not make sense

     // find the local time

     var d= new Date();

-    true_tz=d.getTimezoneOffset()/60;

+    true_tz=Math.ceil(d.getTimezoneOffset()/60);

   }

   for(var j=0; j<24; j++) {

     timezone.appendChild(new Option(timezones[j],timezones[j],true_tz==Math.ceil(timezones[j])));