function showDomainBox()
{
  options = document.purchasedomain.domainoption;
  if( options[0].checked )
  {
      document.getElementById( "newdomain" ).style.display="block";
      document.getElementById( "transferdomain" ).style.display="none";
  }
  else if( options[1].checked )
  {
      document.getElementById( "newdomain" ).style.display="none";
      document.getElementById( "transferdomain" ).style.display="block";
  }
}