function registerMaploadingEvents(layer) {
  layer.events.register("loadstart", layer, function() {
    $('maploading').show();
  });
  layer.events.register("loadend", layer, function() {
    $('maploading').hide();
  });
  layer.events.register("loadcancel", layer, function() {
    $('maploading').hide();
  });
}

function maillink(emaill, emailm, emailr, descr) {
  emailE = emaill + '@' + emailm + '.' + emailr;
  descr = descr == void 0 ? emailE : descr;
  document.write('<a href="mailto:'+emailE+'">' + descr + '</a>');
}