function initMap()
{
   if (GBrowserIsCompatible())
   {
      // Create and center map
      var map = new GMap2(document.getElementById("map"));
      map.setCenter(new GLatLng(52.366992, 4.868381), 15);

      // Add Hotel location
      var point = new GLatLng(52.366992, 4.868381);
      var marker = new GMarker(point);
      map.addOverlay(marker);
   }
}

function makeAdress()
{
   var street = document.getElementById("d_addr").value;
   var city   = document.getElementById("d_city").value;

   document.getElementById("d_d").value = street + ", " + city;
}

if (window.addEventListener)
   window.addEventListener("load", initMap, false);
else
   window.attachEvent("onload", initMap);

if (window.addEventListener)
   window.addEventListener("unload", GUnload, false);
else
   window.attachEvent("onunload", GUnload);