var current = 0;


  function init(){
    count =0;
    $$('.slideset').each(function(elem){ if(count++ != current) elem.hide(); });
  }

  function changeSlide(direction){
    if(current + direction < total-1 &&  current + direction >= 0){
      current += direction;
      count = 0;
      $$('.slideset').each(function(elem){
        if(count == current) Effect.Appear(elem, { duration: 1.0 });//elem.show();
        if(count == current-direction) Effect.Fade(elem, { duration: 1.0 });//elem.hide();
        count++;
      });
    }
  }