网页中两边的树型广告?http://www.qzvnet.com/载它来参不透,网上也不知如何查找,哪位朋友给一段?

这样的代码好多啊
你查看代码就可以了你说的网站的哪个代码就是这一段啊<!--pic move-->
<SCRIPT language=JavaScript>
<!--
var nos=null;
var mw=1825;//1369 - 1521 - 1673
var mstep=0;
var msop=20;
var qk=false;
var lastdo="left";
function doMar(dir, src, amount,qk) {
        if (amount==null) amount=10;
        if (qk) amount=10; 
        switch (dir) {
        case "left":
                document.all[src].style.pixelLeft-=amount;
                  mstep-=amount;
                    if (-mstep==mw) {
                       mstep=0;
                       document.all.sl.style.pixelLeft=0;
                       //document.all.sl.style.pixelLeft=0;
                     }
                if (-document.all[src].style.pixelLeft>=mw)
                        document.all[src].style.pixelLeft=0;
                break;
        case "right":
                document.all[src].style.pixelLeft+=amount;
                   mstep+=amount;
                   if (mstep==mw) {
                       mstep=-mw;
                       document.all.sl.style.pixelLeft=-mw;
                     }
                if (document.all[src].style.pixelLeft>=0)
                        document.all[src].style.pixelLeft = -mw;//alert(" Is mw");
                break;
        }
        return false;
}function RunMar(sDir,sWhich,down) {
  if (sDir=="last" ||sDir=="") {sDir=lastdo;}
  else {lastdo=sDir;}
  qk=(down==true)?true:false;
  clearInterval(nos);
  iAmount=1;
  nos = setInterval("doMar('"+sDir+"','"+sWhich+"',"+iAmount+","+qk+")",msop);
}function doLoad() {
  window.document.all.sl.ondragstart = new Function("return false");
  RunMar(lastdo,"sl");
}// -->
</SCRIPT>
<!--pic move-->