function PanoramioC() {
  var panoramioLayer;
  this.menuName = "Panoramio-Fotos";
}

PanoramioC.prototype.show = function () {
  this.panoramioLayer = new GLayer("com.panoramio.all");
  map.addOverlay(this.panoramioLayer);
}

PanoramioC.prototype.hide = function () {
  map.removeOverlay(this.panoramioLayer);
}

var Panoramio = new PanoramioC();