有一个图片代码，多次运行就错位了，请高手帮我修改下啊。

ljq130 2009-11-09 10:51:43

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<title>无标题文档</title>

</head>



<body><table width="100%" border="0" cellpadding="0" cellspacing="0">

          <tr>

            <td>

              <table width="950" border="0" cellspacing="0" align="center">

      <tr><td>

        <div id="article1" style="width:950;">

  <!-- 设置一个DIV容纳图片宽度为设置为图片宽度-->

  <!-- 使用表格容纳图片内容-->

          <TABLE cellSpacing="0" cellPadding="0" width="950" border="0">

<tr><td height=90 align=center><a href=http://www.webjx.com target=_blank><img src=http://img.alimama.cn/topicfile/2009-08-05/12494417043324.jpg width=950 height=90 border=0></a></td>

</tr><tr><td height=90 align=center><a href=http://www.webjx.com target=_blank><img src=http://img.alimama.cn/topicfile/2009-08-05/12494417043324.jpg width=950 height=90 border=0></a></td>

</tr><tr><td height=90 align=center><a href=http://www.webjx.com target=_blank><img src=http://img.alimama.cn/topicfile/2009-08-05/12494417043324.jpg width=950 height=90 border=0></a></td>

</tr><tr><td height=90 align=center><a href=http://www.webjx.com target=_blank><img src=http://img.alimama.cn/topicfile/2009-08-05/12494417043324.jpg width=950 height=90 border=0></a></td>

</tr><tr><td height=90 align=center><a href=http://www.webjx.com target=_blank><img src=http://img.alimama.cn/topicfile/2009-08-05/12494417043324.jpg width=950 height=90 border=0></a></td>

</tr><tr><td height=90 align=center><a href=http://www.webjx.com target=_blank><img src=http://img.alimama.cn/topicfile/2009-08-05/12494417043324.jpg width=950 height=90 border=0></a></td>

</tr><tr><td height=90 align=center><a href=http://www.webjx.com target=_blank><img src=http://img.alimama.cn/topicfile/2009-08-05/12494417043324.jpg width=950 height=90 border=0></a></td>

</tr>          </TABLE>

        </div>

        <div id="article2" style="position:absolute;z-index:1;visibility:hidden"></div>

        </td></tr>

</table>





<script>

articleHeight=90; //设置为图片高度

stopscrolla=false;

article1.scrollTop=0;

with(article1){

  style.width=0;

  style.height=articleHeight;

  style.overflowX="visible";

  style.overflowY="hidden";

  noWrap=true;

  onmouseover=new Function("stopscrolla=true");

  onmouseout=new Function("stopscrolla=false");

}



preTopa=0; currentTopa=0; stoptimea=0;



function init_srolltext1(){

  article2.innerHTML="";

  article2.innerHTML+=article1.innerHTML;    

  article1.innerHTML=article2.innerHTML+article2.innerHTML;

  setInterval("scrollUp1()",1); //图片滚动速度

}

function scrollUp1(){

  if(stopscrolla==true) return;

  currentTopa+=1;

  if(currentTopa==90)//设置为图片高度稍大一些，防止出现多次滚动后留边

  {

   stoptimea+=1;

   currentTopa-=1;

   if(stoptimea==200) //暂停时间

   {

    currentTopa=0;

    stoptimea=0;

   }

  }

  else {   

   preTopa=article1.scrollTop;

   article1.scrollTop+=1;

   if(preTopa==article1.scrollTop){

     article1.scrollTop=article2.offsetHeight-articleHeight;

     article1.scrollTop+=1;

   }

  }



}

init_srolltext1();

</script>



</body>

</html>