function initializemap() {
    var latlng = new google.maps.LatLng(-13.490063,34.273681);
    var myOptions = {
      zoom: 6,
      center: latlng,
      mapTypeId: google.maps.MapTypeId.HYBRID
    };
    var map = new google.maps.Map(document.getElementById("map_canvas"),
        myOptions);
 }