arrowImage = new Image();
arrowImage.src = "/academics/gsa/img/arrow_small.gif";

function on(obj)
	{
	 document.images[obj].src = '/academics/gsa/img/arrow_small.gif';
	}
function off(obj)
	{
	 document.images[obj].src = '/academics/gsa/img/no_arrow_small.gif';
	}