求一个javascript的滚动公告版

普通滚动你可以直接用<marquee>标签实现

解决方案 »

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都说了javascript的广告版了，还<marquee>晕
<BODY leftMargin=0 topMargin=2 marginheight="0" marginwidth="0">
<CENTER>
<p>
<h1>JS不间断循环滚动</h1><p>
  <TABLE
style="BORDER-RIGHT: #666666 1px solid; BORDER-TOP: #666666 1px solid; BORDER-LEFT: #666666 1px solid; BORDER-BOTTOM: #666666 1px solid"
cellSpacing=0 cellPadding=0 width=750 align=center border=0>
  <TBODY>
  <TR><td width="30"><a href="#" onClick="clickdiv()" id="aa">向左</a></td>
    <TD>
      <DIV id=demo style="OVERFLOW: hidden; WIDTH: 100%; COLOR: #ffffff">
      <TABLE cellSpacing=0 cellPadding=0 align=left border=0 cellspace="0">
        <TBODY>
        <TR>
          <TD id=demo1 vAlign=top><table width="1710" height="116"  border="0" cellpadding="0" cellspacing="0">
            <tr>
              <td width="171" background="pic_bg.jpg"><div align="center">内容一</div></td>
              <td width="171" background="pic_bg.jpg"><div align="center">内容二</div></td>
              <td width="171" background="pic_bg.jpg"><div align="center">内容三</div></td>
              <td width="171" background="pic_bg.jpg"><div align="center">内容四</div></td>
              <td width="171" background="pic_bg.jpg"><div align="center">内容五</div></td>
              <td width="171" background="pic_bg.jpg"><div align="center">内容六</div></td>
              <td width="171" background="pic_bg.jpg"><div align="center">内容七</div></td>
              <td width="171" background="pic_bg.jpg"><div align="center">内容八</div></td>
              <td width="171" background="pic_bg.jpg"><div align="center">内容九</div></td>
              <td width="171" background="pic_bg.jpg"><div align="center">内容十</div></td>
            </tr>
          </table></TD>
          <TD id=demo2 vAlign=top> </TD></TR></TBODY></TABLE></DIV>

    </TD><td width="30"><a href="#" onClick="Rclickdiv()" id="mcc">向右</a></td></TR></TBODY></TABLE></TD></TR></TABLE>
</CENTER><SCRIPT>
var speed3=25//速度数值越大速度越慢
var t=false; //判断是向左还是向右
document.getElementById("demo2").innerHTML=document.getElementById("demo1").innerHTML
function Marquee(){
if(document.getElementById("demo2").offsetWidth-document.getElementById("demo").scrollLeft<=0)
document.getElementById("demo").scrollLeft-=document.getElementById("demo1").offsetWidth
else{
document.getElementById("demo").scrollLeft++
}
t=false;
}
function RMarquee(){
if(document.getElementById("demo").scrollLeft<=0)
  document.getElementById("demo").scrollLeft+=document.getElementById("demo2").offsetWidth
  else{
  document.getElementById("demo").scrollLeft--
  }
  t=true; }
function clickdiv(){
clearInterval(MyMar)
Marquee();
}
function Rclickdiv(){
clearInterval(MyMar)
RMarquee();
}
var MyMar=setInterval(Marquee,speed3)
document.getElementById("demo").onmouseover=function() {clearInterval(MyMar)}
document.getElementById("demo").onmouseout=function() {if(t){MyMar=setInterval(RMarquee,speed3)}else{MyMar=setInterval(Marquee,speed3)}}
document.getElementById('mcc').onmouseout=function(){MyMar=setInterval(RMarquee,speed3);}
document.getElementById('aa').onmouseout=function(){MyMar=setInterval(Marquee,speed3);}
</SCRIPT>
</BODY>
通用不间断滚动JS封装
绝对满足你的所有要求
http://blog.csdn.net/wpabbs/archive/2008/09/10/2907311.aspx