No reason to double-bind the beforeunload event. Fixes #6113.

[jquery.git] / src / event.js

diff --git a/src/event.js b/src/event.js
index a7900c9..b552080 100644 (file)
--- a/src/event.js
+++ b/src/event.js
@@ -382,7 +382,8 @@ jQuery.event = {
                        namespace = new RegExp("(^|\\.)" + namespaces.slice(0).sort().join("\\.(?:.*\\.)?") + "(\\.|$)");
                }
 
-               var events = jQuery.data(this, "events"), handlers = events[ event.type ];
+               events = jQuery.data(this, "events");
+               handlers = (events || {})[ event.type ];
 
                if ( events && handlers ) {
                        // Clone the handlers to prevent manipulation
@@ -519,9 +520,8 @@ jQuery.event = {
                                if ( this.setInterval ) {
                                        this.onbeforeunload = eventHandle;
                                }
-
-                               return false;
                        },
+
                        teardown: function( namespaces, eventHandle ) {
                                if ( this.onbeforeunload === eventHandle ) {
                                        this.onbeforeunload = null;