--- old/src/java.desktop/windows/native/libawt/windows/awt_Component.cpp	2015-12-09 20:31:15.461014999 +0530
+++ new/src/java.desktop/windows/native/libawt/windows/awt_Component.cpp	2015-12-09 20:31:15.108838999 +0530
@@ -2605,6 +2605,9 @@
     if (HIBYTE(::GetKeyState(VK_MENU)) != 0) {
         modifiers |= java_awt_event_InputEvent_ALT_DOWN_MASK;
     }
+    if (HIBYTE(::GetKeyState(VK_RMENU)) != 0) {
+        modifiers |= java_awt_event_InputEvent_ALT_GRAPH_DOWN_MASK;
+    }
     if (HIBYTE(::GetKeyState(VK_MBUTTON)) != 0) {
        modifiers |= java_awt_event_InputEvent_BUTTON2_DOWN_MASK;
     }