function open_win(theURL)
{
window.open(theURL,"open_win","toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=700,height=500");
}

function check_win()
{
	if ((navigator.userAgent.indexOf("Mac","Win")> -2))
	{
		if(window.opener) window.close(); else window.location.href='http://www.aishinkan.jp/';
	}else{
		if(!window.opener.closed) window.close(); else window.location.href='http://www.aishinkan.jp/';
	}
}