var smallmap = null; 

function loadsm() {
      if (GBrowserIsCompatible()) {
        smallmap = new GMap2(document.getElementById("smallmap"));
   var mapControl = new GMapTypeControl();
   var mapOver = new GOverviewMapControl();
        var miLat = document.getElementById("ctl00_ContentPlaceHolder1_hidLat").getAttribute('value');
        var miLng = document.getElementById("ctl00_ContentPlaceHolder1_hidLng").getAttribute('value');
        var lugar = new GLatLng(miLat,miLng);
        smallmap.addOverlay(new GMarker(lugar));
        smallmap.setCenter(lugar,13);
        smallmap.addControl(new GSmallZoomControl());
   smallmap.addControl(mapControl);
   smallmap.addControl(mapOver);
	    
      }
    }