var Webcams = new WebcamsC();
var webcamsXML;
var webcamsLoaded = false;

function WebcamsC() { }

WebcamsC.prototype.show = function () {
  $('webcamsLoading').style.visibility="visible";
  if (!webcamsLoaded) {
    webcamsXML = new GGeoXml("http://de.webcams.travel/webcams.kml");
    map.addOverlay(webcamsXML);
    webcamsLoaded = true;
  }
  $('webcamsLoading').style.visibility="hidden";

 }

WebcamsC.prototype.hide = function () {
  map.removeOverlay(webcamsXML);
  webcamsLoaded = false;
    }

function WebcamsVars() {
  this.markers = new Array();
}