// JavaScript Document
function about_is_open(){
	if(document.getElementById("ab_mission").style.display==""){
		return true;
	}else{
		return false;
	}
}
function about_action(action){
	document.getElementById("ab_mission").style.display=action;
	document.getElementById("ab_regulation").style.display=action;
	document.getElementById("ab_personnel").style.display=action;
	document.getElementById("ab_members").style.display=action;
}
function about(){
	if(about_is_open()){
		about_action("none");
	}else{
		if(reg_is_open()) reg_action("none");
		about_action("");
	}
}

function reg_is_open(){
	if(document.getElementById("reg_benefit").style.display==""){
		return true;
	}else{
		return false;
	}
}
function reg_action(action){
	document.getElementById("reg_benefit").style.display=action;
	document.getElementById("reg_regulation").style.display=action;
	document.getElementById("reg_personal").style.display=action;
	document.getElementById("reg_organization").style.display=action;
}
function register(){
	if(reg_is_open()){
		reg_action("none");
	}else{
		if(about_is_open()) about_action("none");
		reg_action("");
	}
}
function search_is_open(){
	if(document.getElementById("search_detail").style.display==""){
		return true;
	}else{
		return false;
	}
}
function search_action(){
	if(search_is_open()){
		document.getElementById("search_detail").style.display="none";
	}else{
		document.getElementById("search_detail").style.display="";
	}
}