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这篇文章主要介绍了html如何实现信息滚动效果，具有一定借鉴价值，感兴趣的朋友可以参考下，希望大家阅读完这篇文章之后大有收获，下面让小编带着大家一起了解一下。
html：
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8" /> <title>向上无缝滚动</title> <link rel="stylesheet" href="style.css" rel="external nofollow" > </head> <body> <!-- 慕课网课程公告开始 --> <div id="mooc"> <!-- 头部 --> <h4 id="moocTitle">最新课程<a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" target="_self">更多>></a> </h4> <!-- 头部结束 --> <!-- 中间 --> <div id="moocBox"> <ul id="con1"> <li><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >1.学会html5 绝对的屌丝逆袭（案例）</a><span>2013-09-18</span></li> <li><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >2.tab页面切换效果（案例）</a><span>2013-10-09</span></li> <li><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >3.圆角水晶按钮制作（案例）</a><span>2013-10-21</span></li> <li><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >4.HTML+CSS基础课程(系列)</a><span>2013-11-01</span></li> <li><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >5.分页页码制作（案例）</a><span>2013-11-06</span></li> <li><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >6.导航条菜单的制作（案例）</a><span>2013-11-08</span></li> <li><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >7.信息列表制作(案例)</a><span>2013-11-15</span></li> <li><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >8.下拉菜单制作(案例)</a><span>2013-11-22</span></li> <li><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" >9.如何实现“新手引导”效果</a><span>2013-12-06</span></li> </ul> <ul id="con2"> </ul> </div> <!-- 中间结束 --> </div> <!-- 课程公告结束 --> <script type="text/javascript" src="js.js"></script> </body> </html>
css：
body {
font-size: 12px;
line-height: 24px;
text-algin: center; /* 页面内容居中 */
}
body, h4, ul, li, a {
margin: 0;
padding: 0; /* 去掉所有标签的marign和padding的值 */
}
ul {
list-style: none; /* 去掉ul标签默认的点样式 */
}
a img {
border: none; /* 超链接下，图片的边框 */
}
a {
color: #333;
text-decoration: none; /* 超链接样式 */
}
a:hover {
color: #ff0000;
}
#mooc {
width: 399px;
border: 5px solid #ababab;
-moz-border-radius: 15px; /* Gecko browsers */
-webkit-border-radius: 15px; /* Webkit browsers */
border-radius: 15px;
box-shadow: 2px 2px 10px #ababab;
margin: 50px auto 0;
text-align: left; /* 让新闻内容靠左 */
}
/* 头部样式 */
#moocTitle {
height: 62px;
overflow: hidden; /* 这个一定要加上，内容超出的部分要隐藏，免得撑高头部 */
font-size: 26px;
line-height: 62px;
padding-left: 30px;
background-image: -moz-linear-gradient(top, #f05e6f, #c9394a); /* Firefox */
background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0, #f05e6f), color-stop(1, #c9394a)); /* Saf4+, Chrome */
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#8fa1ff', endColorstr='#f05e6f', GradientType=0); /* IE*/
border: 1px solid #f05e6f;
-moz-border-radius: 8px 8px 0 0; /* Gecko browsers */
-webkit-border-radius: 8px 8px 0 0; /* Webkit browsers */
border-radius: 8px 8px 0 0;
color: #fff;
position: relative;
}
#moocTitle a {
position: absolute;
right: 10px;
bottom: 10px;
display: inline;
color: #fff;
font-size: 12px;
line-height: 24px;
}
/* 底部样式 */
#moocBot {
width: 399px;
height: 10px;
overflow: hidden; /* 这个一定要加上，内容超出的部分要隐藏，免得撑高底部结构 */
}
/* 中间样式 */
#moocBox {
height: 144px;
width: 335px;
margin-left: 25px;
margin-top: 10px;
margin-bottom: 10px;
overflow: hidden; /* 这个一定要加，超出的内容部分要隐藏，免得撑高中间部分 */
}
#mooc ul{
display: inline-block;
}
#mooc ul li {
height: 24px;
}
#mooc ul li a {
width: 180px;
float: left;
display: block;
overflow: hidden;
text-indent: 15px;
height: 24px;
}
#mooc ul li span {
float: right;
color: #999;
}js：
var box = document.getElementById("moocBox");
var con1 = document.getElementById("con1");
var con2 = document.getElementById("con2");
var speed = 50;
con2.innerHTML = con1.innerHTML;
function scrollUp() {
if(box.scrollTop>=con1.scrollHeight){
box.scrollTop = 0;
}else {
box.scrollTop++;
}
}
var myScroll = setInterval("scrollUp()",speed);
box.onmouseover = function () {
clearInterval(myScroll);
};
box.onmouseout = function () {
myScroll = setInterval("scrollUp()",speed);
}效果图：
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