title: how to get a alert message each time i refresh the browser in flex
body: <p>i have a login system done in flex.once the user logs in and if he refreshes the page it will take you back to the login page.how can i make the logged in user stay in the same page using flex and java only?and also if once user is logged in and another loggs in with the same user name and passwrod how can i handle dat using flex and java? please help me
  thank you</p>