function adhide()  
{
followDiv1.style.visibility="hidden";
}

var right_img='<a href=http://www.pndc.gov.cn/hy/index.html target=_blank><img src=/UpFiles/article/admin/200911/2009111210025924340.jpg border=0></a><br><img src=/images/close.gif onclick=adhide();>';
var delta=0.05
var collection;
function floaters() 
 {
     this.items = [];
     this.addItem = function(id,x,y,content)
   {
	  document.write('<DIV id='+id+' style="Z-INDEX: 10; POSITION: absolute;  width:206px; height:113px;left:'+(typeof(x)=='string'?eval(x):x)+';top:'+(typeof(y)=='string'?eval(y):y)+'">'+content+'</DIV>');
      var newItem	= {};
      newItem.object = document.getElementById(id);
      newItem.x = x;
      newItem.y = y;
      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.documentElement.scrollLeft+followObj_x)) 
		     {
			  var dx=(document.documentElement.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.documentElement.scrollTop+followObj_y)) 
		     {
			  var dy=(document.documentElement.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.documentElement.clientWidth-206',230,''+right_img+'');
 theFloaters.play();