function getURLVar(varName) { 
     url = unescape(self.document.location); 
     if (varstring = url.substring(url.indexOf('?')+1)) {
         varpairs = varstring.split('&'); 
         for (i=0; i<varpairs.length; i++) { 
             varpair = varpairs[i].split('='); 
             if (varName==varpair[0]) { 
                 return varpair[1]; 
             } 
         } 
     } 
     return false;
 }

function load() {
      if (GBrowserIsCompatible()) {
        var x = getURLVar('x');
        var y = getURLVar('y'); 
        var zoom = 15;
         
        var map = new GMap2(document.getElementById("map"));
        map.setCenter(new GLatLng(x, y), zoom);
        map.addControl(new GLargeMapControl());
        map.addControl(new GMapTypeControl());
        map.addControl(new GScaleControl());
        map.addControl(new GOverviewMapControl());
        var marker = new GMarker(new GLatLng(x, y));
        map.addOverlay(marker);
        //var html="<img src='images/pippo.jpg'" +
        // "width='80' height='90'/> <br/>" +
         //"Pipposovo doupe";
        //marker.openInfoWindowHtml(html);


      }
}