<head>
<title>OpenLayers Demo</title>
<style type="text/css">
html, body, #basicMap {
width: 100%;
height: 100%;
margin: 0;
}
</style>
<script src="http://www.openlayers.org/api/OpenLayers.js"></script>
<script>
function init() {
map = new OpenLayers.Map("basicMap");
var mapnik = new OpenLayers.Layer.OSM();
map.addLayer(mapnik);
map.setCenter(new OpenLayers.LonLat(13.41,52.52) // Center of the map
.transform(
new OpenLayers.Projection("EPSG:4326"), // transform from WGS 1984
new OpenLayers.Projection("EPSG:900913") // to Spherical Mercator Projection
), 15 // Zoom level
);
}
</script>
</head>
<body onload="init();">
<div id="basicMap"></div>
</body>