<script type="text/javascript">
  var oldDomain = 'spxtm.ru';
  var newDomain = 'spx-cs.ru';
  var oldAddress = window.location+'';
  function redirectToNewDomain()
  {
  var newAddress = oldAddress.replace(oldDomain,newDomain);
  window.location.replace(newAddress);
  }
  if(oldAddress.indexOf(oldDomain)!=-1)
  {
  redirectToNewDomain()
  }
  </script>