function openInquiry( room_id ){
  var url  = "/room_inquiry/index/" + room_id;
  window.open( url, 'inquiry', 'scrollbars=yes,WIDTH=730,HEIGHT=650,resizable=yes,menubar=no,toolbar=no');
  return false;
}

function openPopup( url ){
  window.open( url, '_blank', 'scrollbars=yes,WIDTH=730,HEIGHT=650,resizable=yes,menubar=no,toolbar=no');
  return false;
}