function showWin()
  {
  window.name='origin';
  var w = window.open('','order',
      'width=500,height=400,resizable,scrollbars,status');
  w.document.clear();
  w.focus();
  return true;
  }

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);
 function showWin()
    {
    window.name='origin';
    var w = window.open('','order',
        'width=500,height=400,resizable,scrollbars,status');
    w.document.clear();
    w.focus();
    return true;
    }
	function sumit(row)
		{
    var sum = 0;
    sum += row.form.Purchase_cost.value*1;
    sum += row.form.Registered_mail.value*1;
    sum += row.form.Insurance.value*1;
    row.form.cost.value  = sum;
		}