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js数据向上翻滚_数据滚动

　　本文标签：js,数据,向上翻滚

<!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> 
    <title>Untitled</title> 
    <style type="text/css"> 
        .kefuchu{ width:109px;} 
        .SS_dh1{background:url(../images/SSindex/SS_dh1.jpg) no-repeat; height:51px; width:84px; float:left} 
        .SS_dh2{background:url(../images/SSindex/SS_dh2.jpg) no-repeat; height:51px; width:25px; float:left; display:block} 
        .SS_dh3{background:url(../images/SSindex/SS_dh3.jpg) repeat-y; width:109px; } 
        .SS_dh4{background:url(../images/SSindex/SS_dh4.jpg) no-repeat; height:17px; width:109px; } 
        .SS_dh5{background:url(../images/SSindex/SS_dh5.jpg) no-repeat; height:23px; width:74px; margin-left:20px;} 
         
         
        #scroll li{float:left;width:150px;} 
        #scroll2{display:none;} 
    </style> 
</head>

<body> 
<div> 
    <ul style="width:500px;height:20px;overflow:hidden;border:1px red solid;line-height:20px;" id="scroll"> 
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    </ul> 
    <ul id="scroll2"></div> 
</div> 
<script type="text/javascript"> 
    var scrollDelay=10;//数字越大速度越慢 
    var Scroll=document.getElementById("scroll"); 
    var Scroll2=document.getElementById("scroll2"); 
    var currentTop=0,preTop=0,stoptime=0,stopscroll=false; 
    var ScrollChild=Scroll.getElementsByTagName("li"); 
    var ScrollHeight=Scroll.offsetHeight; 
    function ScrollInfo(){ 
        if(stopscroll==true) return; 
        currentTop++; 
        if(currentTop+1>=ScrollHeight){ 
            currentTop--; 
            stoptime++; 
            if(stoptime==parseInt(ScrollHeight)*scrollDelay) { 
currentTop=0; 
stoptime=0; 
    } 
        }else{ 
            preTop=Scroll.scrollTop; 
            Scroll.scrollTop++; 
            if(preTop==Scroll.scrollTop){ 
     Scroll.scrollTop=Scroll2.offsetHeight-ScrollHeight; 
     Scroll.scrollTop+=1; 
     } 
        } 
    } 
    function Int_Scroll(){ 
        Scroll2.innerHTML=""; 
        Scroll2.innerHTML=Scroll.innerHTML; 
        Scroll.innerHTML=Scroll2.innerHTML+Scroll2.innerHTML; 
        Scroll.onmouseover=function(){ 
            stopscroll=true; 
        } 
        Scroll.onmouseout=function(){ 
            stopscroll=false; 
        } 
        setInterval("ScrollInfo()",scrollDelay); 
    } 
    window.setTimeout("Int_Scroll()",1000); 
</script> 
</body> 
</html>

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