$(function() {
      $('a[rel*=facebox]').facebox(); 
      var flash = $('#topbanner');
      $.preload(['2','3','4'], {
        base: '/image/banner/',
        ext:  '.jpg',
        onComplete: function(info) {
          flash.append(jQuery('<img>').attr('src', info.image));
        },
        onFinish: function(info) {
          flash.cycle({  
            timeout: 4000, 
            speed:   3000 });
        }
      });
    });