$(function() {
  $("#questions > li").click(function() {
    var qu = $(this).attr("id");
		var an = "#" + qu.replace("q","a");

		$.scrollTo(an, {duration: 800, axis:"y", onAfter:function(){
			$(an).effect("highlight", {color: "#000000"}, 2000);
		  }
		});
  });
	
	$(".backtop").click(function() {
		$.scrollTo("body", {duration: 800, axis:"y"});
	});
});