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

new username: tidy_trax