imageSwitcher=function(destination){
	this.destination=destination;
	this.images=[];
}

imageSwitcher.prototype={
	addImage: function(w,h,fileName){
		this.images.push({width:w, height:h, src:fileName})
	},
	switchImage: function(index){
		$(this.destination).src=this.images[index].src;
		$(this.destination).style.width=this.images[index].width+'px';
		$(this.destination).style.height=this.images[index].height+'px';
	}
}