function open_h (location) {
      param = "toolbar=no,location=no,status=yes,scrollbars=no,resizable=yes,width=320,height=430"
    perem = window.open (location, 'C', param);
 }
 
  function open_w (location) {
      param = "toolbar=no,location=no,status=yes,scrollbars=no,resizable=yes,width=420,height=330"
    perem = window.open (location, 'C', param);
 }