Tạo thanh trượt ngang cho banner

<div id="divAdRight" style="DISPLAY: none; POSITION: absolute; TOP: 0px">
<a href="http://www.behance.net/ilovevietnam"><img src="http://i822.photobucket.com/albums/zz146/getidol4/elly-tran-ha/elly20tran40.jpg" width="200" /></a>
</div>
<div id="divAdLeft" style="DISPLAY: none; POSITION: absolute; TOP: 0px">
<a href="http://www.behance.net/ilovevietnam"><img src="http://i822.photobucket.com/albums/zz146/getidol4/elly-tran-ha/elly20tran40.jpg" width="200" /></a>  
</div>
<script>
    function FloatTopDiv()
    {
        startLX = ((document.body.clientWidth -MainContentW)/2)-LeftBannerW-LeftAdjust , startLY = TopAdjust+80;
        startRX = ((document.body.clientWidth -MainContentW)/2)+MainContentW+RightAdjust , startRY = TopAdjust+80;
        var d = document;
        function ml(id)
        {
            var el=d.getElementById?d.getElementById(id):d.all?d.all[id]:d.layers[id];
            el.sP=function(x,y){this.style.left=x + 'px';this.style.top=y + 'px';};
            el.x = startRX;
            el.y = startRY;
            return el;
        }
        function m2(id)
        {
            var e2=d.getElementById?d.getElementById(id):d.all?d.all[id]:d.layers[id];
            e2.sP=function(x,y){this.style.left=x + 'px';this.style.top=y + 'px';};
            e2.x = startLX;
            e2.y = startLY;
            return e2;
        }
        window.stayTopLeft=function()
        {
            if (document.documentElement && document.documentElement.scrollTop)
                var pY =  document.documentElement.scrollTop;
            else if (document.body)
                var pY =  document.body.scrollTop;
            if (document.body.scrollTop > 30){startLY = 3;startRY = 3;} else {startLY = TopAdjust;startRY = TopAdjust;};
            ftlObj.y += (pY+startRY-ftlObj.y)/16;
            ftlObj.sP(ftlObj.x, ftlObj.y);
            ftlObj2.y += (pY+startLY-ftlObj2.y)/16;
            ftlObj2.sP(ftlObj2.x, ftlObj2.y);
            setTimeout("stayTopLeft()", 1);
        }
        ftlObj = ml("divAdRight");
        //stayTopLeft();
        ftlObj2 = m2("divAdLeft");
        stayTopLeft();
    }
    function ShowAdDiv()
    {
        var objAdDivRight = document.getElementById("divAdRight");
        var objAdDivLeft = document.getElementById("divAdLeft");    
        if (document.body.clientWidth < 1000)
        {
            objAdDivRight.style.display = "none";
            objAdDivLeft.style.display = "none";
        }
        else
        {
            objAdDivRight.style.display = "block";
            objAdDivLeft.style.display = "block";
            FloatTopDiv();
        }
    }
</script>
<script>
document.write("<script type='text/javascript' language='javascript'>MainContentW = 1000;LeftBannerW = 125;RightBannerW = 125;LeftAdjust = 0;RightAdjust = 0;TopAdjust = 5;ShowAdDiv();window.onresize=ShowAdDiv;;<\/script>");
</script>