<!-- 왼쪽 오른쪽 날개 스크립트입니다. -->
// 왼쪽
function initleftBanner(){
  floatingBanner("leftBanner", -89, 112);
}
// 오른쪽_오늘본상품이 없을경우(메인)
function initRightBanner(){
  floatingBanner("today_view_goods", 800, 112);
}
// start floating 배너
function floatingBanner(objname, posX, posY){
	var obj = getRef(objname);
	obj.style.top = document.body.scrollTop + posY;
	obj.style.visibility = "visible";
	obj.style.setExpression("left", "calXBanner(" + posX + ")", "javascript");
	window.setInterval("calYBanner('" + objname +"', " + posY + ")", 10);
}

function calXBanner(posX){
  var edge = (document.body.clientWidth - 800) / 2;
  if( edge < 0 ) edge = 5;
  return posX + edge;
}

function calYBanner(objname, posY){
	var obj = getRef(objname);
	var yBannerPos, yScrollTopPos;
	var yLimitPos;
	var interval;
	var yNewPos;
	var yNewTop;
	var dHeight = posY;

	yScrollTopPos = parseInt(document.body.scrollTop, 10);
	yBannerPos = parseInt(obj.style.top, 10);
	if (document.body.scrollTop < dHeight) {
		yLimitPos = dHeight;
	}else {
		yLimitPos = document.body.scrollTop + 20;
	}

	if (yBannerPos != yLimitPos) {
	yNewPos = Math.ceil(Math.abs(yLimitPos - yBannerPos) / 5);

		if (yLimitPos < yBannerPos) {
			yNewPos = -yNewPos;
		}
	
		yNewTop = parseInt(obj.style.top, 10) + yNewPos;
		if (yNewTop > document.body.scrollHeight) {
			obj.style.top = document.body.scrollHeight;
		}else {
			obj.style.top = yNewTop;
		}
	}
}


<!-- 레이어 고정 스크립트  -->

var isDOM = (document.getElementById ? true : false);
var isIE4 = ((document.all && !isDOM) ? true : false);
var isNS4 = (document.layers ? true : false);

function getRef(id) {
  if (isDOM) return document.getElementById(id);
  if (isIE4) return document.all[id];
  if (isNS4) return document.layers[id];
}
var isNS = navigator.appName == "Netscape";