HTML5 desktop notifications - a simple example

gistfile1.js

(function ($) {
  var notify, initialize, requestPermission;

  notify = function () {
    var notification;

    if (window.webkitNotifications) {
      if (window.webkitNotifications.checkPermission() > 0) {
        window.webkitNotifications.requestPermission(this);
      }

    notification = window.webkitNotifications.createNotification(
      "coyote.gif",
      "Notification title",
      "Notification body"
    );

    notification.show();
    setTimeout(function () {
      notification.cancel();
      }, 5000);
    }
  };

  initialize = function () {
    $("a.notify").click(notify);
  };

  $(function () {
    initialize();
  });

})(jQuery);