function showLocation(latitude, longitude, zoom, map) {

  var location = new google.maps.LatLng(latitude, longitude);
  var options = {
    zoom: zoom,
    center: location,
    mapTypeControl: false,
    mapTypeId: google.maps.MapTypeId.TERRAIN
  };
  var map = new google.maps.Map(document.getElementById(map), options);

}

$(document).ready(function() {
  showLocation(50.8249, -0.1400, 11, 'map');

});