$(document).ready(function(){
						//hide the all of the element with class group
						$(".group").hide();
						//toggle the componenet with class group
						$(".topgrouphead").click(function(){
						$(this).next(".group").slideToggle(600);
						});
						//hide the all of the element with class subgroup
						$(".subgroup").hide();
						//toggle the componenet with class subgroup
						$(".grouphead").click(function(){
						$(this).next(".subgroup").slideToggle(600);
						});
						//hide the all of the element with class subgroup
						$(".subsubgroup").hide();
						//toggle the componenet with class subgroup
						$(".subgrouphead").click(function(){
						$(this).next(".subsubgroup").slideToggle(600);
						});
					});