--- old/src/windows/classes/sun/awt/windows/ThemeReader.java	2014-05-05 17:29:16.689809000 +0400
+++ new/src/windows/classes/sun/awt/windows/ThemeReader.java	2014-05-05 17:29:16.094233300 +0400
@@ -31,6 +31,7 @@
 import java.awt.Point;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReadWriteLock;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
@@ -61,6 +62,8 @@
     private static final Lock readLock = readWriteLock.readLock();
     private static final Lock writeLock = readWriteLock.writeLock();
 
+    private static final AtomicBoolean themeEnabled = WToolkit.getWToolkit().getXPStyleEnabled();
+
     static void flush() {
         writeLock.lock();
         try {
@@ -119,9 +122,14 @@
 
     public static void paintBackground(int[] buffer, String widget,
            int part, int state, int x, int y, int w, int h, int stride) {
+        if (!themeEnabled.get()) {
+            return;
+        }
         readLock.lock();
         try {
             paintBackground(buffer, getTheme(widget), part, state, x, y, w, h, stride);
+        } catch (InternalError ie) {
+            // JDK-8039383: It should not happen, yet it's better to suppress this exception anyway
         } finally {
             readLock.unlock();
         }
@@ -142,6 +150,9 @@
     private static native boolean isThemePartDefined(long theme, int part, int state);
 
     public static boolean isThemePartDefined(String widget, int part, int state) {
+        if (!themeEnabled.get()) {
+            return false;
+        }
         readLock.lock();
         try {
             return isThemePartDefined(getTheme(widget), part, state);