diff --git a/browser/themes/winstripe/browser/places/organizer.css b/browser/themes/winstripe/browser/places/organizer.css
index 1bdc07403ba..3c6af9b7981 100644
--- a/browser/themes/winstripe/browser/places/organizer.css
+++ b/browser/themes/winstripe/browser/places/organizer.css
@@ -4,24 +4,27 @@
   border: none;
 }
 
-/* back button */
-
-#back-button {
+/* back & forward buttons */
+#back-button, #forward-button {
   list-style-image: url("chrome://browser/skin/Toolbar.png");
+}
+
+#back-button,
+#forward-button[chromedir="rtl"] {  
   -moz-image-region: rect(0px, 24px, 24px, 0px);
 }
-#back-button[disabled="true"] {
- -moz-image-region: rect(48px, 24px, 72px, 0px) !important;
+#back-button[disabled="true"],
+#forward-button[chromedir="rtl"][disabled="true"] {
+ -moz-image-region: rect(48px, 24px, 72px, 0px);
 }
 
-/* forward button */
-
-#forward-button {
-  list-style-image: url("chrome://browser/skin/Toolbar.png");
+#forward-button,
+#back-button[chromedir="rtl"] {
   -moz-image-region: rect(0px, 48px, 24px, 24px);
 }
-#forward-button[disabled="true"] {
- -moz-image-region: rect(48px, 48px, 72px, 24px) !important;
+#forward-button[disabled="true"],
+#back-button[chromedir="rtl"][disabled="true"] {
+ -moz-image-region: rect(48px, 48px, 72px, 24px);
 }
 
 /* Menu */