--- old/src/share/classes/javax/swing/JWindow.java	2013-09-27 16:03:04.529343899 +0400
+++ new/src/share/classes/javax/swing/JWindow.java	2013-09-27 16:03:04.373345860 +0400
@@ -314,7 +314,7 @@
      * are currently typed to {@code JComponent}.
      * <p>
      * Please see
-     * <a href="http://java.sun.com/docs/books/tutorial/uiswing/misc/dnd.html">
+     * <a href="http://docs.oracle.com/javase/tutorial/uiswing/dnd/index.html">
      * How to Use Drag and Drop and Data Transfer</a>, a section in
      * <em>The Java Tutorial</em>, for more information.
      *