function checkRecalculate()
{
      if (document.further) 
      {
         document.further.tax.value = document.fm.tax.value;
         document.further.x_tax.value = document.fm.tax.value;
      }
      document.fm.submit();
      return;
}

function checkShipping()
{
      if (document.fm.shipping.value == '1') alert('Please, select shipping destination.');
      else if (document.fm.shipping.value == '3') alert('Sorry, no International shipping.');
      else
      {
         document.further.tax.value = document.fm.tax.value;
         document.further.x_tax.value = document.fm.tax.value;
         document.further.x_freight.value = '5.95';
         document.further.submit();
      }
      return;
}

function initMail(form) 
{
   text = "Check out this page:  " + window.location;
   form.message.value = "Hi " + form.sendto.value + " (" + form.to.value + "):\n\n"
    + text + "\n\nYour Friend,\n" + form.sendername.value + "(" + form.senderemail.value + ")";
   return (form.to.value != "");
}