Zugang: Karteneinstieg

 <script src="http://www.openlayers.org/api/OpenLayers.js"></script>
 <script>
   map = new OpenLayers.Map("mapdiv");
   map.addLayer(new OpenLayers.Layer.OSM());
      
   var pois = new OpenLayers.Layer.Text( "My Points",
                   { location:"./textfile.txt",
                     projection: map.displayProjection
                   });
   map.addLayer(pois);
// create layer switcher widget in top right corner of map.
   var layer_switcher= new OpenLayers.Control.LayerSwitcher({});
   map.addControl(layer_switcher);
   //Set start centrepoint and zoom    
   var lonLat = new OpenLayers.LonLat( 9.5788, 48.9773 )
         .transform(
           new OpenLayers.Projection("EPSG:4326"), // transform from WGS 1984
           map.getProjectionObject() // to Spherical Mercator Projection
         );
   var zoom=11;
   map.setCenter (lonLat, zoom);  
   
 </script>