graduates = new Array(3); // array of heros
	graduates[0] = "<img src='http://images.keeganfund.org/sections/apply/graduate/graduate.gif' height=60px>";
	graduates[1] = "<img src='http://images.keeganfund.org/sections/apply/graduate/graduation.gif' height=60px>";
	graduates[2] = "<img src='http://images.keeganfund.org/sections/apply/graduate/owl.gif' height=60px>";
	var thegrad = Math.floor(Math.random() * graduates.length); // select a random hero

function graduate(){
	document.write(graduates[thegrad]); // insert random hero
}