js 文字间断滚动

<!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>兼容IE和FireFox的间隔滚动代码</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<style type="text/css">
<!--
body {
text-align:center;
}
#andyscroll {
overflow: hidden;

padding: 0 10px;
text-align: left;
width:400px;
height:20px;
overflow:hidden;
}
#andyscroll a {
font:12px/18px tahoma;
color: #000;
float:left;
width:100%;
text-decoration: none;
display:block;
}
#andyscroll a:hover {
font:12px/18px tahoma;
color: #F60;
}
-->
</style>
</head>
<body>
<div id="andyscroll">
<div id="scrollmessage">
   <a href="#">完全兼容IE, FF, Opera, 其它的还未经测试……</a>
   <a href="#">代码来自互联网,我只不过稍加整理,希望大家多提意见……</a>
   <a href="#">完全兼容IE, FF, Opera, 其它的还未经测试……</a>
   <a href="#">代码来自互联网,我只不过稍加整理,希望大家多提意见……</a>
   <a href="#">完全兼容IE, FF, Opera, 其它的还未经测试……</a>
   <a href="#">代码来自互联网,我只不过稍加整理,希望大家多提意见……</a>
   <a href="#">完全兼容IE, FF, Opera, 其它的还未经测试……</a>
   <a href="#">代码来自互联网,我只不过稍加整理,希望大家多提意见……</a>
   <a href="#">完全兼容IE, FF, Opera, 其它的还未经测试……</a>
   <a href="#">代码来自互联网,我只不过稍加整理,希望大家多提意见……</a>
   <a href="#">完全兼容IE, FF, Opera, 其它的还未经测试……</a>
   <a href="#">代码来自互联网,我只不过稍加整理,希望大家多提意见……</a>
</div>
</div>
<script type="text/javascript">
<!--
var stopscroll = false;
var scrollElem = document.getElementById("andyscroll");
var marqueesHeight = scrollElem.style.height;
scrollElem.onmouseover = new Function('stopscroll = true');
scrollElem.onmouseout = new Function('stopscroll = false');
var preTop = 0;
var currentTop = 0;
var stoptime = 0;
var leftElem = document.getElementById("scrollmessage");
scrollElem.appendChild(leftElem.cloneNode(true));
init_srolltext();
function init_srolltext(){
scrollElem.scrollTop = 0;
setInterval('scrollUp()', 5);//的面的这个参数25, 是确定滚动速度的, 数值越小, 速度越快
}
function scrollUp(){
if(stopscroll) return;
currentTop += 1; //设为1, 可以实现间歇式的滚动; 设为2, 则是连续滚动
if(currentTop == 19) {
   stoptime += 1;
   currentTop -= 1;
   if(stoptime == 180) {
    currentTop = 0;
    stoptime = 0;
   }
}else{
   preTop = scrollElem.scrollTop;
   scrollElem.scrollTop += 1;
   if(preTop == scrollElem.scrollTop){
    scrollElem.scrollTop = 0;
    scrollElem.scrollTop += 1;
   }
}
}
//-->
</script>
</body>
</html>
posted @ 2010-08-08 17:47  般若随风  阅读(188)  评论(0编辑  收藏  举报