$(document).ready(function() {
       // do cool thing that happens when you hover over a navigation link
		$("#nav").lavaLamp({
           fx: "backout", 
           speed: 700,
           click: function(event, menuItem) {
               return true;
           }
       });
				 
		// do cool slide up and slide down of speakers-by-year navigation on right
		$("dd:not(:first)").hide();
		$("dt a").click(function(){
			$("dd:visible").slideUp("normal");
			$(this).parent().next().slideDown("normal");
			return false;			 
       });	
});