self.onError=null; 
    endScrollX = 0; endScrollY = 0; 

    function heartBeat() 
    { 
        topSpace = 0 ;       //È­¸é »ó´Ü ¿©¹é ³ôÀÌ  
        bottomSpace = 0 ;  //È­¸é ÇÏ´Ü ¿©¹é ³ôÀÌ 
        quickHeight = 290 ;  //À̵¿ Äü¹ÙÀÇ ³ôÀÌ 
        divMaxTop = document.body.scrollHeight - quickHeight - topSpace - bottomSpace ; // ÇÏ´Ü ½ºÅ©·Ñ½Ã Max°ª
        diffY = document.body.scrollTop; 
        diffX = 0; 

        if(diffY != endScrollY) { 
            if( !((diffY >= endScrollY) && (document.all.quickMenu.style.pixelTop >= divMaxTop)) ) //¹«ÇÑ ½ºÅ©·Ñ ¹æÁö
            { 
                percent = .1 * (diffY - endScrollY); 

                if(percent > 0) { 
                    percent = Math.ceil(percent); 
                } 
                else { 
                    percent = Math.floor(percent); 
                } 

                document.all.quickMenu.style.pixelTop += percent; 
                endScrollY = endScrollY + percent; 
                
                //
                var topPadding = 525;
                
                if( document.all.quickMenu.style.pixelTop < topPadding ){
                	document.all.quickMenu.style.pixelTop = topPadding;
                	endScrollY = topPadding;
                }
            } 
        } 
        
        
        if(diffX != endScrollX) { 
            percent = .1 * (diffX - endScrollX); 

            if(percent > 0) percent = Math.ceil(percent); 
            else percent = Math.floor(percent); 

            document.all.quickMenu.style.pixelLeft += percent; 
            endScrollX = endScrollX + percent; 
        } 
    } 
    
	window.setInterval("heartBeat()",10);