var LoadingAnimation = new Class({

  initialize: function(ct, rect) {
    window.addEvent('domready', function() {
      if (!this.load) this.spinner = new Spinner().show(ct, rect);
    });
    window.addEvent('load', function() {
      this.load = true;
      if (this.spinner) this.spinner.hide().destroy();
    });
  }

});