Remove the event listener in the handler. You can add it again later

private function onScroll(event:Event):void
{
        event.currentTarget.removeEventListener(ScrollEvent.SCROLL,
onScroll);

        // webService call
}

Make sure you add the event lister in AS and not mxml.

On Dec 31 2009, 12:40 pm, Ravi <ravindra.cho...@gmail.com> wrote:
> can somebody please help me in this...

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