// JavaScript Document
   function MM_find(n, d) 
	{ //v4.0
   		var p,i,x;if(!d) d=document;
   		if( (p=n.indexOf("?")) > 0 && parent.frames.length )
   		{
     		d=parent.frames[n.substring(p+1)].document; 
	 		n=n.substring(0,p);
   		}
   		if(!(x=d[n])&&d.all) 
   		x=d.all[n];
   		for (i=0;!x&&i<d.forms.length;i++) 
     		x=d.forms[i][n];
   		for(i=0;!x&&d.layers&&i<d.layers.length;i++) 
     		x=MM_findObj(n,d.layers[i].document);
   		if(!x && document.getElementById) 
     		x=document.getElementById(n); 
   		return x;
 	}  
	function MM_showOnline()
	{ //v3.0
		var i,p,v,obj,args=MM_showOnline.arguments;
		for (i=0; i<(args.length-2); i+=3)
	 	if ((obj=MM_find(args[i]))!=null) 
	 	{ 
	   		v=args[i+2];
       		if (obj.style) 
	   		{
	     		obj=obj.style;
		 		v=(v=='show')?'visible':(v='hide')?'hidden':v;
	   		}
       		obj.visibility=v; 
	  	}
 	}
	var lastScrollY = 0;
	function heartBeat()
	{ 
	  var diffY;
	  if (document.documentElement && document.documentElement.scrollTop)
 	     diffY = document.documentElement.scrollTop;
	  else if (document.body)
 	     diffY = document.body.scrollTop
	  else
      {/*Netscape stuff*/} 
 
	  percent=.1*(diffY-lastScrollY); 
	  if(percent>0)percent=Math.ceil(percent); 
	  else percent=Math.floor(percent); 
	  
	  document.getElementById("rightDiv").style.top = parseInt(document.getElementById("rightDiv").style.top)+percent+"px";
	  document.getElementById("rightHide").style.top = parseInt(document.getElementById("rightHide").style.top)+percent+"px";

	  lastScrollY=lastScrollY+percent;  
   } 
   //下面这段删除后，对联将不跟随屏幕而移动。
   window.setInterval("heartBeat()",1);