function Memo(type) {
  if(type == "s") url="/Memo/send_memo.htm?types=s";
  else if(type == "r") url = "/Memo/received_memo.htm?types=r";
  window.open(url,'member_memo','width=450,height=500,status=no,toolbar=no,resizable=yes,scrollbars=yes')
  }