/**
 * メニュー設定
 */
menuList = ["200","201"];
function pulldownmenu(mObj) {
	pdMENU = getMenuObj(mObj);
	flag = pdMENU.style.visibility;
	for (i=0; i<menuList.length; i++)
	{
		pdMENU = getMenuObj(menuList[i]);
		pdMENU.style.display= 'none';
		pdMENU.style.visibility = "hidden";
	}
	pdMENU = getMenuObj(mObj);
	if (flag == "visible") {
		pdMENU.style.visibility = "hidden";
		pdMENU.style.display= 'none';

	} else {
		pdMENU.style.visibility = "visible";
		pdMENU.style.display= 'block';

	}
}

/**
 * メニュー取得
 */
function getMenuObj(obj) {
	if (document.all) return document.all(obj);
	if (document.getElementById) return document.getElementById(obj);
	return obj;
}