--- old/src/share/classes/javax/swing/UIManager.java	2012-06-28 21:32:07.126495344 -0400
+++ new/src/share/classes/javax/swing/UIManager.java	2012-06-28 21:32:06.944495340 -0400
@@ -602,7 +602,7 @@
         } else {
             String desktop = AccessController.doPrivileged(new GetPropertyAction("sun.desktop"));
             Toolkit toolkit = Toolkit.getDefaultToolkit();
-            if ("gnome".equals(desktop) &&
+            if (("gnome".equals(desktop) || "xfce".equals(desktop)) &&
                     toolkit instanceof SunToolkit &&
                     ((SunToolkit) toolkit).isNativeGTKAvailable()) {
                 // May be set on Linux and Solaris boxs.