diff -r 733a214814e5 modules/fxml/src/main/java/javafx/fxml/FXMLLoader.java
--- a/modules/fxml/src/main/java/javafx/fxml/FXMLLoader.java	Thu Jul 25 12:20:10 2013 +0400
+++ b/modules/fxml/src/main/java/javafx/fxml/FXMLLoader.java	Thu Jul 25 09:49:02 2013 +0100
@@ -1525,9 +1525,7 @@
         public void handle(Event event) {
             // Don't pollute the page namespace with values defined in the script
             Bindings engineBindings = scriptEngine.getBindings(ScriptContext.ENGINE_SCOPE);
-            Bindings localBindings = scriptEngine.createBindings();
-            localBindings.put(EVENT_KEY, event);
-            scriptEngine.setBindings(localBindings, ScriptContext.ENGINE_SCOPE);
+            engineBindings.put(EVENT_KEY, event);
 
             // Execute the script
             try {
@@ -1537,7 +1535,7 @@
             }
 
             // Restore the original bindings
-            scriptEngine.setBindings(engineBindings, ScriptContext.ENGINE_SCOPE);
+            engineBindings.remove(EVENT_KEY);
         }
     }