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信息滾動效果的實例講解

更新時間：2017年09月18日 08:45:46 投稿：jingxian

下面小編就為大家?guī)硪黄畔L動效果的實例講解。小編覺得挺不錯的，現(xiàn)在就分享給大家，也給大家做個參考。一起跟隨小編過來看看吧

html：

<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="utf-8" />
 <title>向上無縫滾動</title>
 <link rel="stylesheet" href="style.css" rel="external nofollow" >
</head>

<body>
<!-- 慕課網(wǎng)課程公告開始 -->
<div id="mooc">
 <!-- 頭部 -->
 <h3 id="moocTitle">最新課程<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> </h3>
 <!-- 頭部結(jié)束 -->
 <!-- 中間 -->
 <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.學會html5 絕對的屌絲逆襲（案例）</a><span>2013-09-18</span></li>
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   <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基礎(chǔ)課程(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.分頁頁碼制作（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.導航條菜單的制作（案例）</a><span>2013-11-08</span></li>
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   <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.下拉菜單制作(案例)</a><span>2013-11-22</span></li>
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  </ul>
  <ul id="con2">
  </ul>
 </div>
 <!-- 中間結(jié)束 -->
</div>
<!-- 課程公告結(jié)束 -->

<script type="text/javascript" src="js.js"></script>
</body>
</html>

css：

body {
 font-size: 12px;
 line-height: 24px;
 text-algin: center;  /* 頁面內(nèi)容居中 */
}
body, h3, ul, li, a {
 margin: 0;
 padding: 0;   /* 去掉所有標簽的marign和padding的值 */
}
ul {
 list-style: none;   /* 去掉ul標簽?zāi)J的點樣式 */
}
a img {
 border: none;  /* 超鏈接下，圖片的邊框 */
}
a {
 color: #333;
 text-decoration: none;  /* 超鏈接樣式 */
}
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;    /* 讓新聞內(nèi)容靠左 */
}
/* 頭部樣式 */
#moocTitle {
 height: 62px;
 overflow: hidden; /* 這個一定要加上，內(nèi)容超出的部分要隱藏，免得撐高頭部 */
 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;
}
/* 底部樣式 */
#moocBot {
 width: 399px;
 height: 10px;
 overflow: hidden;  /* 這個一定要加上，內(nèi)容超出的部分要隱藏，免得撐高底部結(jié)構(gòu) */
}
/* 中間樣式 */
#moocBox {
 height: 144px;
 width: 335px;
 margin-left: 25px;
 margin-top: 10px;
 margin-bottom: 10px;
 overflow: hidden; /* 這個一定要加，超出的內(nèi)容部分要隱藏，免得撐高中間部分 */
}
#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);
}

效果圖：