... and if you can't find your way to the command-line, you can always double print the header.

  # I use text/plain because it makes 
  # content look like 'view source', but
  # it isn't necessary.
print header( 'text/plain' );

  # Since we've already printed a header, 
  # this one gets printed to the browser 
  # screen instead.
print header( -cookie => $cookie );
[download]

    --k.