Something

function rOver() {
	this.gotoAndStop(2);
}
function rOut() {
	this.gotoAndStop(1);
}
b_mc.onRollOver = rOver;
b_mc.onRollOut = rOut;


function rOver2(wer) {
	wer.gotoAndStop(2);
	trace(wer+" auf frame "+wer._currentframe)
}

intV = setInterval(function () {
	rOver2(b_mc);
	trace("interval ausgefuerht")
	clearInterval(intV)
}, 2000);