this.items[this.items.length]  = newItem;
      }
  this.play = function()
      {
     collection    = this.items
     setInterval('play()',10);
      }
  }
  function play()
  {

   for(var i=0;i<collection.length;i++)
   {
    var followObj  = collection[i].object;
    var followObj_x  = (typeof(collection[i].x)=='string'?eval(collection[i].x):collection[i].x);
    var followObj_y  = (typeof(collection[i].y)=='string'?eval(collection[i].y):collection[i].y);

    if(followObj.offsetLeft!=(document.body.scrollLeft+followObj_x)) {
     var dx=(document.body.scrollLeft+followObj_x-followObj.offsetLeft)*delta;
     dx=(dx>0?1:-1)*Math.ceil(Math.abs(dx));
     followObj.style.left=followObj.offsetLeft+dx;
     }

    if(followObj.offsetTop!=(document.body.scrollTop+followObj_y)) {
     var dy=(document.body.scrollTop+followObj_y-followObj.offsetTop)*delta;
     dy=(dy>0?1:-1)*Math.ceil(Math.abs(dy));
     followObj.style.top=followObj.offsetTop+dy;
     }
    followObj.style.display = '';
   }
  } 
  
 var theFloaters  = new floaters();
 theFloaters.addItem('followDiv1','document.body.clientWidth-112',230,'<a href=左链接的地址1 target=_blank><img src=左图片地址1 border=0></a><BR><BR><a href=左链接的地址2 target=_blank><img src=左图片地址2 border=0></a>');
 theFloaters.addItem('followDiv2',12,230,'<a href=右链接地址1 target=_blank><img src=右图片地址1 border=0></a><BR><BR><a href=右链接地址2 target=_blank><img src=右图片地址2 border=0></a>');
 theFloaters.play();

把上面的代码另存为一个*.JS文件，然后在想实现此效果的页面用 <SCRIPT src="*.js"></SCRIPT>
调用即可，*代表你另存的文件名！注意修改广告图片地址和连接地址！相应的参数可以根据页面自行调整。