图片左右循环连续滚动代码，解决marquee的留白问题

cellpadding=0 cellspace=0 border=0><tr><td id=demo1 valign=top><img src="http://www.knowsky.com/gfjs.gif"><img

src="http://www.knowsky.com/bxtt.gif"><img src="http://www.knowsky.com/bzjd.gif"><img src="http://www.knowsky.com/gfjs.gif"><img src="http://www.knowsky.com/bxtt.gif"><img

src="http://www.knowsky.com/bzjd.gif"></td><td id=demo2 valign=top></td></tr></table></div>
<script>
var speed=30
demo2.innerHTML=demo1.innerHTML
function Marquee(){
if(demo2.offsetWidth-demo.scrollLeft<=0)
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：
<base

href="http://image2.sina.com.cn/gm/lineage2/whz/newwh/images/fy/images/images/ifimage/">
<div id=demo style="overflow:hidden;height:100px;width:300px;"><table align=left

cellpadding=0 cellspace=0 border=0><tr><td id=demo1 valign=top><img src="http://www.knowsky.com/gfjs.gif"><img

src="http://www.knowsky.com/bxtt.gif"><img src="http://www.knowsky.com/bzjd.gif"><img src="http://www.knowsky.com/gfjs.gif"><img src="http://www.knowsky.com/bxtt.gif"><img

src="http://www.knowsky.com/bzjd.gif"></td><td id=demo2 valign=top></td></tr></table></div>
<script>
var speed=30
demo2.innerHTML=demo1.innerHTML
demo.scrollLeft=demo.scrollWidth
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>

（出处：清风下载学院）