Code:
alias reverse {
  var %x,%i = $len($1-)
  while (%i) {
    %x = %x $+ $replace($mid($1-,%i,1),$chr(32),_)
    dec %i
  }
  return $replace(%x,_,$chr(32))
}

//echo -a $reverse(text)
however that will strip comma's(",") frown

new username: tidy_trax