document.observe("dom:loaded", function() {
    $$('a[rel=external]').invoke('setAttribute', 'target', '_blank');


    $$('#e1, #e2, #e3, #e4, #e5').invoke('observe', 'click', function(event) {
	var writeID = event.target.title;
	$$('#star ol li a').invoke('removeClassName', 'active');

	//event.target.addClassName('active');
	var prev = event.target.parentNode;
	while (prev) {
	    prev.firstChild.addClassName('active');
	    prev = prev.previousSibling;
	}; // while

	$$('#star p')[0].innerHTML = writeID;
	$$('#star input[name=grade]')[0].value = event.target.innerHTML;
	Event.stop(event);
	return false;
    });


});