window.onload = onPageLoad;
var map;

function onPageLoad() {

      if (GBrowserIsCompatible()) {
        var map = new GMap2(document.getElementById("map"));
        var center = new GLatLng(46.60371015, 14.31675196);
        map.setCenter(center, 13);

        var marker = new GMarker(center, {draggable: true});

        map.addOverlay(marker);

      }


}