//DEQYD - deqyd.com

function mouseScroll(mask,cont) {
	mask.addEvent('mousemove', function(event) {
		var mousePos = {x:event.page.x,y:event.page.y};
		var maskSize = mask.getSize();
		var maskPos = mask.getPosition();
		var conSize = cont.getSize();
		cont.set('tween',{'duration':maskSize.y+conSize.y});
		if(conSize.y > maskSize.y)
			//cont.setStyle('margin-top',-Number((conSize.y-maskSize.y)*Number(((mousePos.y-maskPos.y)/maskSize.y).toFixed(2))));
			cont.tween('margin-top',-Number((conSize.y-maskSize.y)*Number(((mousePos.y-maskPos.y)/maskSize.y).toFixed(2))));
		event.stop();
	});
}