$(document).ready(function () {
  $('#flashMessage, #authMessage').each(function(i, obj) {
    $(obj).slideDown("slow");
  });
  
  $(document).click(function() {
    hideMessage();
  });
  setTimeout(hideMessage, 5000);
  function hideMessage(event) {
    $('#flashMessage:visible, #authMessage:visible').each(function(i, obj) {
      $(obj).slideUp("slow");
    });
  }
});