passing arguments with events [scrap]

http://www.learningactionscript3.com/2008/11/11/passing-arguments-with-events/

// create function with variables to be passed to it.
function isBtn(myTarget:Object, myMessage:String) {
    // functions
    function btnClick(evt:MouseEvent) {
        trace("click: " + evt.target.name);
        trace(myMessage);
    }
    // events
    myTarget.addEventListener(MouseEvent.CLICK,btnClick);
}
// creating buttons and passing simple strings
isBtn(btn1, "hello1");
isBtn(btn2, "hello2");
isBtn(btn3, "hello3");
isBtn(btn4, "hello4");