function bindZoom() {
	var options = {
			zoomWidth: 270,
			zoomHeight: 250,
			xOffset: 4,
			yOffset: 0,
			position: "right"
		};
		
		$('.product_image_xxxs_container a.zoom').jqzoom(options);
}

function Zoom() {
	
}

Zoom.prototype.pictures = {};

Zoom.prototype.addPicture = function(id, url) {
	var picture = {id: id, url: url};
	this.pictures[id] = picture;
}

Zoom.prototype.setPicture = function(id) {
	
	var picture = this.pictures[id];
	$('.product_image_xxxs_container a.zoom').unbind();
	
	if(this.pictures[id]) {
		$('.product_image_xxxs_container a.zoom').attr('href', picture.url);
		bindZoom();
	}
}