function openBox01(){
	document.getElementById('twirevi_comment_form').style.display = "block";
	document.getElementById('btn_write_01').style.display = "none";
}

function openBox02(){
	document.getElementById('qaArea01_def').style.display = "none";
	document.getElementById('qaArea01_open').style.display = "block";
}
function closeBox02(){
	document.getElementById('qaArea01_open').style.display = "none";
	document.getElementById('qaArea01_def').style.display = "block";
}