function demoMap(xxx, yyy){

    Shadowbox.open({
        player:     'html',
        content:    '',
        height:     600,
        width:      800,
        options:    {
            onFinish: function(item){
                if(GBrowserIsCompatible()){
                    var map = new GMap2(document.getElementById('shadowbox_content'));
                    map.setCenter(new GLatLng(xxx, yyy), 13);

                
                    
                       point = new GLatLng(xxx, yyy);
    	               marker = new GMarker(point, {
								draggable: true
									   });
					   map.addOverlay(marker);
					

                    // add some simple controls
                    map.addControl(new GSmallMapControl());
                    map.addControl(new GMapTypeControl());
                }
            }
        }
    });

};