var w = window;

function openWin1(url) {
  if ((w == window) || w.closed) { w = open(url,"kanso","width=650,height=650,scrollbars=yes,resizable=yes"); }
  else {  w.focus(); w = open(url,"kanso","width=650,height=650,scrollbars=yes,resizable=yes");  }
  return(false);
}