var lat=3;
var lon=-45;
var zoom=3
var map, layer;
OpenLayers.ProxyHost = "/proxy/?url=";
function init(){
	map = new OpenLayers.Map('map', 
             {controls: [new OpenLayers.Control.Navigation(),
		new OpenLayers.Control.Attribution()], 
                numZoomLevels: 10 });
	layerTilesAtHome = new OpenLayers.Layer.OSM.Mapnik("Mapa");
	map.addLayer(layerTilesAtHome);
	var lonLat = new OpenLayers.LonLat(lon, lat).transform(new OpenLayers.Projection("EPSG:4326"),map.getProjectionObject());
	map.setCenter (lonLat, zoom);
        var yelp = new OpenLayers.Icon("maps/user.png", new OpenLayers.Size(10,10));
        var gelp = new OpenLayers.Icon("maps/group.png", new OpenLayers.Size(14,14));
        var newl = new OpenLayers.Layer.GeoRSS( 'GeoRSS', '/maps/server.php?type=1', {'icon':yelp});
        var negl = new OpenLayers.Layer.GeoRSS( 'GeoRSS2', '/maps/server.php?type=2', {'icon':gelp});
        map.addLayer(negl);
        map.addLayer(newl);
	map.addControl(new OpenLayers.Control.LayerSwitcher()
	);
}