diff --git a/src/main/java/org/richfaces/renderkit/html/scripts/ScheduleMessages.java b/src/main/java/org/richfaces/renderkit/html/scripts/ScheduleMessages.java
index d511249..5086405 100644
--- a/src/main/java/org/richfaces/renderkit/html/scripts/ScheduleMessages.java
+++ b/src/main/java/org/richfaces/renderkit/html/scripts/ScheduleMessages.java
@@ -36,12 +36,18 @@ public class ScheduleMessages extends ClientScript {
         FacesContext facesContext = FacesContext.getCurrentInstance();
         Application application = facesContext.getApplication();
         StringBuilder out = new StringBuilder();
-        out.append("RichFaces.Schedule.prototype.messages=jQuery.extend(RichFaces.Schedule.prototype.messages,{");
+//        space at the end is crucial if no locale is supported
+        out.append("RichFaces.Schedule.prototype.messages=jQuery.extend(RichFaces.Schedule.prototype.messages,{ ");
         Iterator<Locale> supportedLocales = application.getSupportedLocales();
         while (supportedLocales.hasNext()) {
             Locale locale = supportedLocales.next();
             ResourceBundle applicationBundle = ResourceBundle.getBundle(application.getMessageBundle(), locale, loader);
-            ResourceBundle stockBundle = ResourceBundle.getBundle(BUNDLE_NAME, locale, loader);
+            ResourceBundle stockBundle = null;
+            try {
+                stockBundle = ResourceBundle.getBundle(BUNDLE_NAME, locale, loader);
+            } catch (MissingResourceException e) {
+                LOG.debug("No bundle " + BUNDLE_NAME + " for locale " + locale + " found.");
+            }
             String[] months = new String[]{"JANUARY", "FEBRUARY", "MARCH", "APRIL", "MAY", "JUNE", "JULY", "AUGUST",
                 "SEPTEMBER", "OCTOBER", "NOVEMBER", "DECEMBER"};
             String[] days = new String[]{"SUNDAY", "MONDAY", "TUESDAY", "WEDNESDAY", "THURSDAY", "FRIDAY", "SATURDAY"};
@@ -121,6 +127,9 @@ public class ScheduleMessages extends ClientScript {
         try {
             return applicationBundle.getString(key);
         } catch (MissingResourceException e) {
+            if (stockBundle == null) {
+                throw e;
+            }
             try {
                 return stockBundle.getString(key);
             } catch (MissingResourceException e1) {