document.write("<div id=\"couplet_left\" style=\"position: absolute;visibility:hidden;z-index:1\"><a href=\"http://www.021555.com/view2008/news11349.html\" target=\"_blank\"><img width=\"100\" height=\"300\" border=\"0\" src=\"AdImages/000078.gif\"></a></div>");
	document.write("<div id=\"couplet_right\" style=\"position: absolute;visibility:hidden;z-index:1\"><a href=\"http://www.021555.com/view2008/news11349.html\" target=\"_blank\"><img width=\"100\" height=\"300\" border=\"0\" src=\"AdImages/000078.gif\"></a></div>");

	//对联广告
	document.ns = navigator.appName == "Microsoft Internet Explorer"
	if((document.body.offsetWidth>800) && document.ns){	
		couplet_left.style.visibility='visible';
		couplet_right.style.visibility='visible';	  
		couplet_left.style.top=100;
		couplet_left.style.left=5;
		couplet_right.style.top=100;
		couplet_right.style.right=5;
	}

	//随着浏览器上下滚动
	currentX = currentY = 0; 
	whichIt = null; 
	lastScrollX = 0; lastScrollY = 0;
	NS = (document.layers) ? 1 : 0;
	IE = (document.all) ? 1: 0;
	<!-- STALKER CODE -->
	function heartBeat() {
		if(IE) { diffY = document.body.scrollTop; diffX = document.body.scrollLeft; }
		if(NS) { diffY = self.pageYOffset; diffX = self.pageXOffset; }
		if(diffY != lastScrollY) {
			percent = .1 * (diffY - lastScrollY);
			if(percent > 0) percent = Math.ceil(percent);
			else percent = Math.floor(percent);
			if(IE) document.all.couplet_left.style.pixelTop += percent;
			if(NS) document.couplet_left.top += percent; 
			//Feihan Edit
			if(IE) document.all.couplet_right.style.pixelTop += percent;
			if(NS) document.couplet_right.top += percent; 

			lastScrollY = lastScrollY + percent;
		}
			if(diffX != lastScrollX) {
			percent = .1 * (diffX - lastScrollX);
			if(percent > 0) percent = Math.ceil(percent);
			else percent = Math.floor(percent);
			if(IE) document.all.couplet_left.style.pixelLeft += percent;
			if(NS) document.couplet_left.left += percent;
			//Feihan Edit
			if(IE) document.all.couplet_right.style.pixelLeft += percent;
			if(NS) document.couplet_right.left += percent;

			lastScrollX = lastScrollX + percent;
		} 
	}
	<!-- /STALKER CODE -->

	if(NS || IE) action = window.setInterval("heartBeat()",1);