新浪网的横向不间断滚动广告

答案：<script language="javascript">
imgArr=new Array()
imgArr[0]="<a href=>imgArr[1]="<a href=>imgArr[2]="<a href=>imgArr[3]="<a href=>imgArr[4]="<a href=>imgArr[5]="<a href=>imgArr[6]="<a href=>imgArr[7]="<a href=>imgArr[8]="<a href=>imgArr[9]="<a href=>imgArr[10]="<a href=>var moveStep=4        //步长，单位：pixel
var moveRelax=100    //移动时间间隔，单位：ms

ns4=(document.layers)?true:false

var displayImgAmount=4    //视区窗口可显示个数
var divWidth=125    //每块图片占位宽
var divHeight=60    //每块图片占位高

var startDnum=0
var nextDnum=startDnum+displayImgAmount
var timeID
var outHover=false

var startDivClipLeft
var nextDivClipRight

function initDivPlace(){
    if (ns4){
        for (i=0;i<displayImgAmount;i++){
            eval("document.divOuter.document.divAds"+i+".left="+divWidth*i)
        }
        for (i=displayImgAmount;i<imgArr.length;i++){
            eval("document.divOuter.document.divAds"+i+".left="+divWidth*displayImgAmount)
        }
    }else{
        for (i=0;i<displayImgAmount;i++){
            eval("document.all.divAds"+i+".style.left="+divWidth*i)
        }
        for (i=displayImgAmount;i<imgArr.length;i++){
            eval("document.all.divAds"+i+".style.left="+divWidth*displayImgAmount)
        }
    }
}

function mvStart(){
    timeID=setTimeout(moveLeftDiv,moveRelax)
}

function mvStop(){
    clearTimeout(timeID)
}

function moveLeftDiv(){
    if (ns4){
        for (i=0;i<=displayImgAmount;i++){
            eval("document.divOuter.document.divAds"+parseInt((startDnum+i)%imgArr.length)+".left=document.divOuter.document.divAds"+parseInt((startDnum+i)%imgArr.length)+".left-moveStep")
        }

        startDivClipLeft=parseInt(eval("document.divOuter.document.divAds"+startDnum+".clip.left"))
        nextDivClipRight=parseInt(eval("document.divOuter.document.divAds"+nextDnum+".clip.right"))

        if (startDivClipLeft+moveStep>divWidth){
            eval("document.divOuter.document.divAds"+nextDnum+".clip.right="+divWidth)
            
            eval("document.divOuter.document.divAds"+startDnum+".left="+divWidth*displayImgAmount)
            eval("document.divOuter.document.divAds"+parseInt((nextDnum+1)%imgArr.length)+".left=document.divOuter.document.divAds"+nextDnum+".left+"+divWidth)
            eval("document.divOuter.document.divAds"+parseInt((nextDnum+1)%imgArr.length)+".clip.left=0")
            
            
            startDnum=(++startDnum)%imgArr.length
            nextDnum=(startDnum+displayImgAmount)%imgArr.length
            
            startDivClipLeft=moveStep-(divWidth-startDivClipLeft)
            nextDivClipRight=moveStep-(divWidth-nextDivClipRight)
        }else{
            eval("document.divOuter.document.divAds"+nextDnum+".clip.left=0")
            startDivClipLeft+=moveStep
            nextDivClipRight+=moveStep
        }
        eval("document.divOuter.document.divAds"+startDnum+".clip.left="+startDivClipLeft)
        eval("document.divOuter.document.divAds"+nextDnum+".clip.right="+nextDivClipRight)
    }else{
        for (i=0;i<=displayImgAmount;i++){
            eval("document.all.divAds"+parseInt((startDnum+i)%imgArr.length)+".style.left=document.all.divAds"+parseInt((startDnum+i)%imgArr.length)+".style.pixelLeft-moveStep")
        }
    
        startDivClipLeft=parseInt(eval("document.all.divAds"+startDnum+".currentStyle.clipLeft"))
        nextDivClipRight=parseInt(eval("document.all.divAds"+nextDnum+".currentStyle.clipRight"))
    
        if (startDivClipLeft+moveStep>divWidth){
            eval("document.all.divAds"+nextDnum+".style.clip='rect(0,"+divWidth+","+divHeight+",0"+")'")
            
            eval("document.all.divAds"+startDnum+".style.left="+divWidth*displayImgAmount)
            eval("document.all.divAds"+parseInt((nextDnum+1)%imgArr.length)+".style.left=document.all.divAds"+nextDnum+".style.pixelLeft+"+divWidth)
            
            startDnum=(++startDnum)%imgArr.length
            nextDnum=(startDnum+displayImgAmount)%imgArr.length
            
            startDivClipLeft=moveStep-(divWidth-startDivClipLeft)
            nextDivClipRight=moveStep-(divWidth-nextDivClipRight)
        }else{
            startDivClipLeft+=moveStep
            nextDivClipRight+=moveStep
        }
        eval("document.all.divAds"+startDnum+".style.clip='rect(0,"+divWidth+","+divHeight+","+startDivClipLeft+")'")
        eval("document.all.divAds"+nextDnum+".style.clip='rect(0,"+nextDivClipRight+","+

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