function geoPlugin(json)
{
  var url = window.location.href.toString();
  if((/disableGeoRedirect/).test(url)) return;
  var southernHemisphere = false;
  if(json && json.geoplugin_latitude && parseFloat(json.geoplugin_latitude) < 0)
  {
    southernHemisphere = true;
  }
  if(!(/northern/i).test(url))
  {
    if(!southernHemisphere)
    {
      window.location.href = "http://northern.federation.co.nz";
    }
  }else{
    if(southernHemisphere)
    {
      window.location.href = "http://federation.co.nz";
    }
  }
}