function addEventLis(obj, evType, fn){
    if (obj.addEventListener)
		obj.addEventListener(evType, fn, true);
	if (obj.attachEvent)
		obj.attachEvent("on"+evType, fn);
}


addEventLis( window, 'load', function(){  

	myShow = new Slideshow('apre', { type: 'fade', transition: Fx.Transitions.backInOut, duration: [1000, 4000], width: 578, height: 200, images: ['img1-trans.png','img2-trans.png','img3-trans.png'], hu: 'images/apre/' });
});