$(document).ready(function(){
	var acc_heard = $(".accordion_heard");
	$(".accordion_heard").hover(
		function(){
			$(this).addClass("hover_act");
		},
		function(){
			$(this).removeClass("hover_act");
		}
	)
	acc_heard.bind("click",function(e){
		if($(this).hasClass("accordion_heard_open")){
			$(this).removeClass("accordion_heard_open");
		}else{
			$(this).addClass("accordion_heard_open");
		}
		$(this).next(".accordion_content").slideToggle("fast");
	})
	
	$(".pulldown").hover(
		function(){
			$(this).addClass("open");
			$($(this).find(".pulldown_list")[0]).css("display","block");
		},
		function(){
			$(this).removeClass("open");
			$($(this).find(".pulldown_list")[0]).css("display","none");
		}
	);
	
});

open_accordion = function(num){
	var nowacc = $(".accordion_heard")[num-1];
	var os_dv = $(nowacc).offset();
	var os_num = os_dv.top;
	$("body").scrollTop(os_num);
	if($(nowacc).hasClass("accordion_heard_open")){
		
	}else{
		$(nowacc).addClass("accordion_heard_open");
	}
	$(nowacc).next(".accordion_content").slideDown("fast");
}