<!-- 스크롤 배너 스크립트 시작 -->
var bNetscape4plus = (navigator.appName == "Netscape" && navigator.appVersion.substring(0,1) >= "4");
var bExplorer4plus = (navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion.substring(0,1) >= "4");

if(document.all) {
	var divObj = document.all['divObj']; //IE7 이하 버전에서 사용된다. 표준은 getElementById이고 IE6에서도 이상없다.
	var def_top = parseInt(divObj.style.top);
}
else {
	var divObj = document.getElementById('divObj');
	var def_top = parseInt(divObj.style.top);
}

function return_scrollTop() {
	if (document.documentElement && document.documentElement.scrollTop)
		return document.documentElement.scrollTop;
	else if (document.body)
		return document.body.scrollTop;
	else
		return document["divObj"].top;
		
	return 0;
}

function CheckUIElements(){
      var yObjFrom, yObjTo, yMoveFrom, yMoveTo, yOffset, timeoutNextCheck;

      if ( bNetscape4plus ) { 
              yObjFrom   = return_scrollTop();
              yObjTo     = top.pageYOffset + def_top;
      }
      else if ( bExplorer4plus ) {
              yObjFrom   = parseInt(divObj.style.top, 10);
              yObjTo     = return_scrollTop() + def_top;
      }

      timeoutNextCheck = 500;

      if ( Math.abs (yMoveFrom - (yObjTo + 152)) < 6 && yMoveTo < yMoveFrom ) {
              window.setTimeout ("CheckUIElements()", timeoutNextCheck);
              return;
      }

      if ( yMoveFrom != yMoveTo ) {
              yOffset = Math.ceil( Math.abs( yMoveTo - yMoveFrom ) / 10 );
              if ( yMoveTo < yMoveFrom )
                      yOffset = -yOffset;

              if ( bNetscape4plus )
                      divObj.style.top = return_scrollTop() + def_top + yOffset;
              else if ( bExplorer4plus )
                      divObj.style.top = parseInt (divObj.style.top, 10) + yOffset;

              timeoutNextCheck = 10;
      }
      if ( yObjFrom != yObjTo ) {
              yOffset = Math.ceil( Math.abs( yObjTo - yObjFrom ) / 20 );
              if ( yObjTo < yObjFrom )
                      yOffset = -yOffset;

              if ( bNetscape4plus )
                      divObj.style.top = return_scrollTop() + def_top + yOffset;
              else if ( bExplorer4plus )
                      divObj.style.top = parseInt (divObj.style.top, 10) + yOffset;

              timeoutNextCheck = 10;
      }

      window.setTimeout ("CheckUIElements()", timeoutNextCheck);
}

function OnLoad()
{
      var y;
      if ( top.frames.length )
      if ( bNetscape4plus ) {
              divObj.style.top = top.pageYOffset + def_top;
              divObj.style.visibility = "visible";
      }
      else if ( bExplorer4plus ) {

              divObj.style.top = return_scrollTop() + def_top;
              divObj.style.visibility = "visible";
      }
      CheckUIElements();
      return true;
}

OnLoad();
<!-- 스크롤 배너 스크립트 끝 -->