function summon(e) {
			if (document.getElementById) {
				ghost = document.getElementById(e);
				if (ghost.style.visibility != 'visible') {
					ghost.style.visibility = 'visible';
				} else {
					ghost.style.visibility = 'hidden';
				}
				/*if (ghost.addEventListener) {
					ghost.addEventListerner("click",summon("top_card"),false);
				} else if (ghost.attachEvent) {
					ghost.attachEvent("onclick",summon("top_card"));
				}*/
			}
		}

/*
window.onload = function() {
  var url = 'http://twitter.com/statuses/user_timeline/randomhouse.json?callback=twitterCallback2&count=6';

  var script = document.createElement('script');
  script.setAttribute('src', url);
  document.body.appendChild(script);
}
*/