diff --git a/calendar@simonwiles.net/applet.js b/calendar@simonwiles.net/applet.js
index 775ce29..1ee6291 100644
--- a/calendar@simonwiles.net/applet.js
+++ b/calendar@simonwiles.net/applet.js
@@ -104,7 +104,11 @@ MyApplet.prototype = {
                 this._worldclocks = [];
                 this._worldclock_labels = [];
                 var i;
-                for (i in this.worldclocks) { this._worldclocks[i] = this.worldclocks[i].split("|"); }
+                for (i in this.worldclocks) { 
+                    if (typeof(this.worldclocks[i]) == 'string') {
+                        this._worldclocks[i] = this.worldclocks[i].split("|");
+                    }
+                }
                 for (i in this._worldclocks) {
                     this._worldclocks[i][1] = GLib.TimeZone.new(this._worldclocks[i][1]);