Add a default value for the event (in some cases the request parameter doesn't seem to be passed in).
Add a default value for the event (in some cases the request parameter
doesn't seem to be passed in).


git-svn-id: f6f45834fccde298d83fbef5743c9fd7982a26a3@42569 13f79535-47bb-0310-9956-ffa450edef68

apache/lenya,apache/lenya,apache/lenya,apache/lenya