text: $(".progress").hide();
    document.onkeydown = pageEvent;
    function pageEvent(evt){
      evt = evt ||window.event; 
      var key=evt.which||evt.keyCode;
      if (key == 37) location = prevpage;
      if (key == 39) location = nextpage;
      if (key == 13) location = novelpage;
    }; 