diff --git a/layout/generic/nsObjectFrame.cpp b/layout/generic/nsObjectFrame.cpp
index a2a04b8ddaa..ed8fcc640f7 100644
--- a/layout/generic/nsObjectFrame.cpp
+++ b/layout/generic/nsObjectFrame.cpp
@@ -403,7 +403,8 @@ public:
   PRBool SendNativeEvents()
   {
 #ifdef XP_WIN
-    return MatchPluginName("Shockwave Flash");
+    return mPluginWindow->type == NPWindowTypeDrawable &&
+           MatchPluginName("Shockwave Flash");
 #elif defined(MOZ_X11)
     return PR_TRUE;
 #else