(function($){
    $.fn.hoverdelay = function(options){
        var defaults = {
            hoverduring: 100,
            outduring: 100,
            hoverevent: function(){
                $.noop();
            },
            outevent: function(){
                $.noop();    
            }
        };
        var sets = $.extend(defaults,options || {});
        var hovertimer, outtimer, that = this;
        return $(this).each(function(){
            $(this).hover(function(){
                cleartimeout(outtimer);
                hovertimer = settimeout(function(){sets.hoverevent.apply(that)}, sets.hoverduring);
            },function(){
                cleartimeout(hovertimer);
                outtimer = settimeout(function(){sets.outevent.apply(that)}, sets.outduring);
            });    
        });
    }      
})(jquery);

  //�ֺŵ���
  var $speech=$('.myart:visible'),
     defaultsize=parsefloat($speech.css('font-size'));
  if($speech.length){
    //window.localstorage &&  localstorage.getitem('fz') && $speech.css('font-size', localstorage.getitem('fz')+'px');
    $('body').on('click','#switcher a',function(){
      var num=parsefloat($speech.css('font-size'))
      switch(this.id){
        case'small':num/=1.4
        break
        case'big':num*=1.4
        break
        default:num=defaultsize
      }
      $speech.css('font-size',num+'px')
      //window.localstorage && localstorage.setitem('fz',num);
    })
  }