[JS+CSS] - 新浪微博滚动特效[兼容FF,Chrome和IE6,7,8]
来源：网络
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>JS实现新浪微博首页滚动js特效代码</title>
<meta http-equiv="Content-type" content="text/html; charset=utf-8"/>
<style type="text/css">
ul, li {
margin:0;
padding:0;
list-style:none
}
body {
margin: 0;
height: 100%;
background: #333;
}
.wp {
position: relative;
width: 800px;
height: 400px;
overflow: hidden;
margin: 20px auto;
border: 4px solid #121212;
background: #fff;
}
.slider {
position: absolute;
width: 760px;
padding: 0 20px;
left:0;
top: 0;
}
.fl {
float:left
}
.slider img {
display:block;
padding: 2px;
border: 1px solid #ccc
}
.slider li {
padding: 20px 0;
border-bottom: 1px dashed #ccc;
overflow:hidden;
width:100%
}
.slider p {
font-size: 12px;
margin:0;
padding-left:68px;
color:#333;
line-height:20px;
}
</style>
<script type="text/javascript">
function H$(i) {
return document.getElementById(i)
}
function H$$(c, p) {
return p.getElementsByTagName(c)
}
var slider =function() {
function init(o) {
this.id = o.id;
this.at = o.auto ? o.auto: 3;
this.o =0;
this.pos();
}
init.prototype = {
pos: function() {
clearInterval(this.__b);
this.o =0;
var el = H$(this.id),
li = H$$('li', el),
l = li.length;
var _t = li[l -1].offsetHeight;
var cl = li[l -1].cloneNode(true);
cl.style.opacity =0;
cl.style.filter ='alpha(opacity=0)';
el.insertBefore(cl, el.firstChild);
el.style.top =-_t +'px';
this.anim();
},
anim: function() {
var _this =this;
this.__a = setInterval(function() {
_this.animH()
},
20);
},
animH: function() {
var _t = parseInt(H$(this.id).style.top),
_this =this;
if (_t >=-1) {
clearInterval(this.__a);
H$(this.id).style.top =0;
var list = H$$('li', H$(this.id));
H$(this.id).removeChild(list[list.length -1]);
this.__c = setInterval(function() {
_this.animO()
},
20);
//this.auto();
} else {
var __t = Math.abs(_t) - Math.ceil(Math.abs(_t) * .07);
H$(this.id).style.top =-__t +'px';
}
},
animO: function() {
this.o +=2;
if (this.o ==100) {
clearInterval(this.__c);
H$$('li', H$(this.id))[0].style.opacity =1;
H$$('li', H$(this.id))[0].style.filter ='alpha(opacity=100)';
this.auto();
} else {
H$$('li', H$(this.id))[0].style.opacity =this.o /100;
H$$('li', H$(this.id))[0].style.filter ='alpha(opacity='+this.o +')';
}
},
auto: function() {
var _this =this;
this.__b = setInterval(function() {
_this.pos()
},
this.at *1000);
}
}
return init;
} ();
</script>
</head>
<body>
<div class="wp">
<ul id="slider" class="slider">
<li><a class="fl" href="javascript:;"><img src="123.gif" alt=""/></a>
<p>曾虑多情损梵行<br/>
入山又恐别倾城<br/>
世间安得双全法<br/>
不负如来不负卿</p>
</li>
<li><a class="fl" href="javascript:;"><img src="123.gif" alt=""/></a>
<p>第一最好不相见，如此便可不相恋。 第二最好不相知，如此便可不相思。 <br/>
第三最好不相伴，如此便可不相欠。 第四最好不相惜，如此便可不相忆。 <br/>
第五最好不相爱，如此便可不相弃。
</li>
<li><a class="fl" href="javascript:;"><img src="123.gif" alt=""/></a>
<p>新鲜代码站提供各种JavaScript/CSS特效代码。 <br/>
以及常用软件下载等，做有质量的学习型源码下载站。</p>
</li>
<li><a class="fl" href="javascript:;"><img src="123.gif" alt=""/></a>
<p>今天天气不错，我们都出来郊游了，可不一会就下起了雨，都淋湿了，但心情很爽噢。<br/>
必竟我们不怎么出来玩，一出来就碰到了雨，很荣幸哦！</p>
</li>
</ul>
</div>
<script type="text/javascript">
new slider({
id: 'slider'
})
</script>
</body>
</html>
<html>
<head>
<title>JS实现新浪微博首页滚动js特效代码</title>
<meta http-equiv="Content-type" content="text/html; charset=utf-8"/>
<style type="text/css">
ul, li {
margin:0;
padding:0;
list-style:none
}
body {
margin: 0;
height: 100%;
background: #333;
}
.wp {
position: relative;
width: 800px;
height: 400px;
overflow: hidden;
margin: 20px auto;
border: 4px solid #121212;
background: #fff;
}
.slider {
position: absolute;
width: 760px;
padding: 0 20px;
left:0;
top: 0;
}
.fl {
float:left
}
.slider img {
display:block;
padding: 2px;
border: 1px solid #ccc
}
.slider li {
padding: 20px 0;
border-bottom: 1px dashed #ccc;
overflow:hidden;
width:100%
}
.slider p {
font-size: 12px;
margin:0;
padding-left:68px;
color:#333;
line-height:20px;
}
</style>
<script type="text/javascript">
function H$(i) {
return document.getElementById(i)
}
function H$$(c, p) {
return p.getElementsByTagName(c)
}
var slider =function() {
function init(o) {
this.id = o.id;
this.at = o.auto ? o.auto: 3;
this.o =0;
this.pos();
}
init.prototype = {
pos: function() {
clearInterval(this.__b);
this.o =0;
var el = H$(this.id),
li = H$$('li', el),
l = li.length;
var _t = li[l -1].offsetHeight;
var cl = li[l -1].cloneNode(true);
cl.style.opacity =0;
cl.style.filter ='alpha(opacity=0)';
el.insertBefore(cl, el.firstChild);
el.style.top =-_t +'px';
this.anim();
},
anim: function() {
var _this =this;
this.__a = setInterval(function() {
_this.animH()
},
20);
},
animH: function() {
var _t = parseInt(H$(this.id).style.top),
_this =this;
if (_t >=-1) {
clearInterval(this.__a);
H$(this.id).style.top =0;
var list = H$$('li', H$(this.id));
H$(this.id).removeChild(list[list.length -1]);
this.__c = setInterval(function() {
_this.animO()
},
20);
//this.auto();
} else {
var __t = Math.abs(_t) - Math.ceil(Math.abs(_t) * .07);
H$(this.id).style.top =-__t +'px';
}
},
animO: function() {
this.o +=2;
if (this.o ==100) {
clearInterval(this.__c);
H$$('li', H$(this.id))[0].style.opacity =1;
H$$('li', H$(this.id))[0].style.filter ='alpha(opacity=100)';
this.auto();
} else {
H$$('li', H$(this.id))[0].style.opacity =this.o /100;
H$$('li', H$(this.id))[0].style.filter ='alpha(opacity='+this.o +')';
}
},
auto: function() {
var _this =this;
this.__b = setInterval(function() {
_this.pos()
},
this.at *1000);
}
}
return init;
} ();
</script>
</head>
<body>
<div class="wp">
<ul id="slider" class="slider">
<li><a class="fl" href="javascript:;"><img src="123.gif" alt=""/></a>
<p>曾虑多情损梵行<br/>
入山又恐别倾城<br/>
世间安得双全法<br/>
不负如来不负卿</p>
</li>
<li><a class="fl" href="javascript:;"><img src="123.gif" alt=""/></a>
<p>第一最好不相见，如此便可不相恋。 第二最好不相知，如此便可不相思。 <br/>
第三最好不相伴，如此便可不相欠。 第四最好不相惜，如此便可不相忆。 <br/>
第五最好不相爱，如此便可不相弃。
</li>
<li><a class="fl" href="javascript:;"><img src="123.gif" alt=""/></a>
<p>新鲜代码站提供各种JavaScript/CSS特效代码。 <br/>
以及常用软件下载等，做有质量的学习型源码下载站。</p>
</li>
<li><a class="fl" href="javascript:;"><img src="123.gif" alt=""/></a>
<p>今天天气不错，我们都出来郊游了，可不一会就下起了雨，都淋湿了，但心情很爽噢。<br/>
必竟我们不怎么出来玩，一出来就碰到了雨，很荣幸哦！</p>
</li>
</ul>
</div>
<script type="text/javascript">
new slider({
id: 'slider'
})
</script>
</body>
</html>
个性签名：做要做好，做到不三不四不如不做。
