The window.onbeforeunload event let know if there are editor changes to save. But when I open a dialog window (for example ''insert image'' or '' insert flash movie'') and then i close it by clicking the close button, window.onbeforeunload event is fired!!!   How can i resolve this? thanks daniela

Thanks a lot: now I have this problem:when i open a dialog ( for example insert image) the event:window.onbeforeunload fire when i click the close button!!!!! thanksdaniela    

I would like to ask the user to save the text before leaving the page. I use the onbeforeunload event for this. But when the user clicks my savebutton in the toolbar,  a beforeunload event is fired before the postback is fired. Does anyone has the solution for this problem?   Thanks,daniela