// scroll
<!--
	    var StartPos = 250; // 슬라이드 메뉴 시작위치 
        var x = 915; // 화면 왼쪽으로 부터 떨어지는 위치
        var Y = 250; // 페이지 헤더부분의 여백
        var slideY = 50; // 슬라이드시 브라우저 상단과 띄워지는 거리

        var slideWatch;
        var slideSpeed = 100; // 슬라이드 속도
        var slideSpeed2 = 10; // 

        function ReadCookie(name)
        {
                var label = name + "=";
                var labelLen = label.length;
                var cLen = document.cookie.length;
                var i = 0;

                while (i < cLen) {
                        var j = i + labelLen;

                        if (document.cookie.substring(i, j) == label) {
                                var cEnd = document.cookie.indexOf(";", j);
                                if (cEnd == -1) cEnd = document.cookie.length;

                                return unescape(document.cookie.substring(j, cEnd));
                        }
        
                        i++;
                }

                return "";
        }


        function SaveCookie(name, value, expire)
        {
                var eDate = new Date();
                eDate.setDate(eDate.getDate() + expire);
                document.cookie = name + "=" + value + "; expires=" +  eDate.toGMTString()+ "; path=/";
        }


        function Refreshslide1()
        {
                var stmnStartPoint, stmnEndPoint, stmnRefreshTimer;

                stmnStartPoint = parseInt(slide1.style.top, 10);
                stmnEndPoint = document.body.scrollTop + slideY;
                if (stmnEndPoint < Y) stmnEndPoint = Y;

                stmnRefreshTimer = slideSpeed;

                if ( stmnStartPoint != stmnEndPoint ) {
                        stmnScrollAmount = Math.ceil( Math.abs( stmnEndPoint - stmnStartPoint ) / 15 );
                        slide1.style.top = parseInt(slide1.style.top, 10) + ( ( stmnEndPoint<stmnStartPoint ) ? -stmnScrollAmount : stmnScrollAmount );
                        stmnRefreshTimer = slideSpeed2;
                }

                slideWatch = setTimeout ("Refreshslide1();", stmnRefreshTimer);
        }




        function Initslide1()
        {
			
                slide1.style.left = x;
				

                        slide1.style.top = document.body.scrollTop + StartPos;
                        Refreshslide1();

        }


function back_top()
{
        x = document.body.scrollLeft;
        y = document.body.scrollTop;
        step = 2;

        while ((x != 0) || (y != 0)) {
                scroll (x, y);
                step += (step * step / 300);
                x -= step;
                y -= step;
                if (x < 0) x = 0;
                if (y < 0) y = 0;
        } 
        scroll (0, 0);
}

-->