/**
 * @see http://0xfe.blogspot.com/2010/04/desktop-notifications-with-webkit.html
 */

function Notifier() {}

// Returns "true" if this browser supports notifications.
Notifier.prototype.HasSupport = function() {
  if (window.webkitNotifications) {
    return true;
  } else {
    return false;
  }
}

// Request permission for this page to send notifications. If allowed,
// calls function "cb" with "true" as the first argument.
Notifier.prototype.RequestPermission = function(cb) {
  window.webkitNotifications.requestPermission(function() {
    if (cb) { cb(window.webkitNotifications.checkPermission() == 0); }
  });
}

// Popup a notification with icon, title, and body. Returns false if
// permission was not granted.
Notifier.prototype.Notify = function(icon, title, body) {
  if (window.webkitNotifications.checkPermission() == 0) {
    var popup = window.webkitNotifications.createNotification(
      icon, title, body);
    popup.show();
    return true;
  }

  return false;
}