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<title>无缝滚动</title>
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<style>a{display:block;font-size:15px};</style>
<div id="div1" style="width:300px;height:68px;overflow:hidden">
<div id="div2" style="margin-top:0px;line-height:20px;">
<a href="javascrīpt:">1,你可曾有过无数的梦想，</a>
<a href="javascrīpt:">2,却在时光的流逝里幻灭 </a>
<a href="javascrīpt:">3,你可曾对未来期待憧憬，</a>
<a href="javascrīpt:">4,却在成长的岁月中迷失</a>
<a href="javascrīpt:">5,CSDN中国程序员论坛</a>
<a href="javascrīpt:">6,大家一起来</a>
<a href="javascrīpt:">7,好象都很不错的样子</a>
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<scrīpt>
function scrolln(id,samont,step){
var d=document.getElementById(id);
if(!d.scrolln){
if(step){d.step=step;d.samont=samont;}
d.scrolln=setInterval("scrolln('"+id+"')",d.samont);
d.onmouseover=function(){clearInterval(this.scrolln);this.scrolln=null;}
d.onmouseout=function(){scrolln(this.id)}
}
var top=parseInt(d.style.marginTop);
var lineheight=parseInt(d.style.lineHeight);
if(top>-lineheight){
d.style.marginTop=(top-d.step)+"px";}
else{
do{
var o=d.firstChild;
d.removeChild(o);
d.appendChild(o);
}while(!d.firstChild.tagName)
d.style.marginTop="0px";
}
}
//第一个参数为要滚动块的标签id,第二个参数为滚动间隔时间，第三个参数为滚动距离px
scrolln("div2",100,2);
</scrīpt>
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