function  crea_mappa()
 {
    // Check to see if this browser can run the Google API
    if (GBrowserIsCompatible())
    {
      var gmarkers = [];
      var htmls = [];
      var to_htmls = [];
      var from_htmls = [];
      var i=0;




			var Icon = new GIcon();

			
			Icon.image = "PINVR/conchiglia.gif";

			
			Icon.iconSize = new GSize(50, 50);

	  
//Icon.shadow = "myshadow.png";
//Icon.shadowSize = new GSize(20, 34);
			
			Icon.iconAnchor = new GPoint(9, 9);

			
			Icon.infoWindowAnchor = new GPoint(5, 2);
      	
			
     // Icon.transparent = "mytran.png";
     // Icon.printImage = "mymarkerie.gif";
     // Icon.mozPrintImage = "mymarkerff.gif";
     // Icon.printShadow = "myshadow.gif";
	 
			Icon.imageMap=[9,0,6,1,4,2,2,4,0,8,0,12,1,14,2,16,5,
			19,7,23,8,26,9,30,9,34,11,34,11,30,12,26,13,24,14,21,
			16,18,18,16,20,12,20,8,18,4,16,2,15,1,13,0];
			

			
// A function to create the marker and set up the event window

      function createMarker(point,name,html,icona)
        {
        var marker = new GMarker(point,icona);
	
// The info window version with the "to here" form open

        to_htmls[i] = html + '<br>Directions: <b>To here</b> - <a href="javascript:fromhere(' + i + ')">From here</a>' +
           '<br>Start address:<form action="http://maps.google.com/maps" method="get" target="_blank">' +
           '<input type="text" SIZE=40 MAXLENGTH=40 name="saddr" id="saddr" value="" /><br>' +
           '<INPUT value="Get Directions" TYPE="SUBMIT">' +
           '<input type="hidden" name="daddr" value="' + point.lat() + ',' + point.lng() +
                  // "(" + name + ")" +
           '"/>';
		   
// The info window version with the "to here" form open

        from_htmls[i] = html ;

// The inactive version of the direction info

        html = html ;
        GEvent.addListener(marker, "click", function() {
                marker.openInfoWindowHtml(html);
              });
        gmarkers[i] = marker;
        htmls[i] = html;
        i++;
        return marker;
        }

// functions that open the directions forms

      function tohere(i) {
        gmarkers[i].openInfoWindowHtml(to_htmls[i]);
      }
      function fromhere(i) {
        gmarkers[i].openInfoWindowHtml(from_htmls[i]);
      }

// Display the map, with some controls and set the initial location

			var map = new GMap2(document.getElementById("map"));
			map.addControl(new GLargeMapControl());
			map.addControl(new GMapTypeControl());
			map.setCenter(new GLatLng(-10.5220, -138.7002), 12);
			map.setMapType(G_HYBRID_TYPE);

// Set up three markers with info windows

//////////elenco stazioni di ricerca
//qui
//         var point = new GLatLng(-9.82, -139.03);
//      var marker = createMarker(point,'acquisizione','<h4>Misurazione effettuata<br/> in data 24/1/2005 h.09.35</h4><p align="left"><strong>durata:</strong><br/>sotto valore di soglia RF - 1<br><strong>microtesla:</strong><br/>0.033<br><strong>V/m-RF:</strong><br/>= 0,20</p>',Icon)
//      map.addOverlay(marker);//qui

         var point = new GLatLng(-10.5220, -138.7002);
      var marker = createMarker(point,'acquisizione','<h4>Fatuiva</h4><p align="left"><a href="PINVR/SR005.jpg"  target="blank" title="vedi immagine grande" ><img height="100" src="PINVR/SR005.jpg" title="vedi immagine grande" alt="vedi immagine grande"></a><br><strong>località:</strong><br/>scogliera di Omoa<br>ricerche negli anni 2002 e 2004, rinvenute 107 specie diverse in 11 missioni di ricerca',Icon)
      map.addOverlay(marker);//qui



//////////fine elenco stazioni ricerca
    }


    // display a warning if the browser was not compatible
	
    else {
      alert("Sorry, the Google Maps API is not compatible with this browser");
    }

    // This Javascript is based on code provided by the
    // Blackpool Community Church Javascript Team
    // http://www.commchurch.freeserve.co.uk/
    // http://www.econym.demon.co.uk/googlemaps/

    //]]>
 }