function doCouplet(){
	if(!true){
		var _top=document.documentElement.scrollTop;
	}else{
		var _top=0;	
	}
	var couplet_left=$("couplet_left");
	var couplet_right=$("couplet_right");
	couplet_left.style.visibility='visible';
	couplet_right.style.visibility='visible';
	couplet_left.style.top=120+_top+"px";
	couplet_left.style.left=5+"px";
	couplet_right.style.top=120+_top+"px";
	couplet_right.style.right=5+"px";
}

function runCouplet(){
	if($('couplet_left').innerHTML&&$('couplet_right').innerHTML){
		window.setInterval("doCouplet()",1)
	}	
}