上下左右无空隙不间断图片连续滚动代码

向上:

<div id=demo style=overflow:hidden;height:100;90;
background:#214984;color:#ffffff>
<div id=demo1>
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
</div>
<div id=demo2></div>
</div>
  <script>
  var speed=30
  demo2.innerHTML=demo1.innerHTML //克隆demo1为demo2
  function Marquee(){
//当滚动至demo1与demo2交界时
if(demo2.offsetTop-demo.scrollTop<=0) 
demo.scrollTop-=demo1.offsetHeight //demo跳到最顶端
else{
demo.scrollTop++
  }
  }
  var MyMar=setInterval(Marquee,speed)//设置定时器
//鼠标移上时清除定时器达到滚动停止的目的
  demo.onmouseover=function() {clearInterval(MyMar)}
//鼠标移开时重设定时器
  demo.onmouseout=function(){MyMar=setInterval(Marquee,speed)}
</script>

向下:

<div id=demo style=overflow:hidden;height:100;90;
background:#214984;color:#ffffff>
<div id=demo1>
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
<img src="http://www.baidu.com/img/logo.gif">
</div>
<div id=demo2></div>
</div>
    <script>
    var speed=30
    demo2.innerHTML=demo1.innerHTML
    demo.scrollTop=demo.scrollHeight
    function Marquee(){
    if(demo1.offsetTop-demo.scrollTop>=0)
    demo.scrollTop+=demo2.offsetHeight
    else{
    demo.scrollTop--
    }
    }
    var MyMar=setInterval(Marquee,speed)
    demo.onmouseover=function() {clearInterval(MyMar)}
    demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
  </script>

向左:

<div id="demo" style="overflow:hidden;670px;color:#ffffff;">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr><td id="demo1" valign="top" align="center">
          <table cellpadding="2" cellspacing="0" border="0">
            <tr align="center">
              <td><img src="http://www.baidu.com/img/logo.gif" ></td>
              <td><img src="http://www.baidu.com/img/logo.gif" ></td>
              <td><img src="http://www.baidu.com/img/logo.gif" ></td>
              <td><img src="http://www.baidu.com/img/logo.gif" ></td>
              <td><img src="http://www.baidu.com/img/logo.gif" ></td>
            </tr>
          </table>
        </td>
        <td id="demo2" valign="top"></td>
        </tr>
      </table>
    </div>
  <script>
  var speed=1//速度数值越大速度越慢
  demo2.innerHTML=demo1.innerHTML
  function Marquee(){
   if(demo.scrollLeft>=demo2.offsetWidth)
  demo.scrollLeft-=demo1.offsetWidth
  else{
  demo.scrollLeft++
  }
  }
  var MyMar=setInterval(Marquee,speed)
  demo.onmouseover=function() {clearInterval(MyMar)}
  demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
  </script>

向右:

<div id="demo" style="overflow:hidden;670px;color:#ffffff;">
      <table cellpadding="0" cellspacing="0" border="0">
        <tr><td id="demo1" valign="top" align="center">
          <table cellpadding="2" cellspacing="0" border="0">
            <tr align="center">
              <td><img src="http://www.baidu.com/img/logo.gif"></td>
              <td><img src="http://www.baidu.com/img/logo.gif"></td>
              <td><img src="http://www.baidu.com/img/logo.gif"></td>
              <td><img src="http://www.baidu.com/img/logo.gif"></td>
              <td><img src="http://www.baidu.com/img/logo.gif"></td>
            </tr>
          </table>
        </td>
        <td id="demo2" valign="top"></td>
        </tr>
      </table>
    </div>
  <script>
  var speed=1//速度数值越大速度越慢
  demo2.innerHTML=demo1.innerHTML
  function Marquee(){
  if(demo.scrollLeft<=0)
  demo.scrollLeft+=demo2.offsetWidth
  else{
  demo.scrollLeft--
  }
  }
  var MyMar=setInterval(Marquee,speed)
  demo.onmouseover=function() {clearInterval(MyMar)}
  demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
  </script>