概述
<style type="text/css">
body, ul, dl, dd, dt, ol, li, p, h1, h2, h3, h4, h5, h6, textarea, form, select, fieldset, table, td, div, input {margin:0;padding:0;-webkit-text-size-adjust: none; font-size:12px}
h1, h2, h3, h4, h5, h6{font-size:12px;font-weight:normal;}
li { list-style-type:none }
.column1_left { width:521px; margin:0 auto; text-align:center; border:1px solid #CCC; padding:2px }
.container { width:521px; height:306px; overflow:hidden; position:relative; background:#000 }
.slider li { list-style:none; display:inline; }
.slider img { width:521px; height:279px; display:block; border:0; }
.slider2 li { float:left; position:relative }
.num { position:absolute; right:100px; bottom:4px; height:20px; _bottom:1px; }
.num li { float: left; width:21px; height:20px; background:url(images/ink0721hui.png) no-repeat center center; _background:none; _filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='images/ink0721hui.png', sizingMethod='crop');
cursor: pointer; overflow: hidden; }
.num li.on { background:url(images/ink0721hui1.png) no-repeat center center; _background:none; _filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='images/ink0721hui1.png', sizingMethod='crop');
width:21px; height:20px; }
.idSiideer_pos{height:27px; line-height:27px; color:#FFF;position:absolute; left:0px; bottom:0px; width:321px; z-index:10; text-align:center;}
.idSiideer_pos2{height:27px; background:#000; position:absolute; left:0px; bottom:0px; width:321px;filter:alpha(opacity=50);opacity:0.5;}
</style>
</head>
<body>
<div style="background:#FFF; padding:50px;">
<!--效果开始-->
<div class="column1_left">
<div class="container" id="idTransformView2">
<ul class="slider slider2" id="idSlider2">
<li><a href=""><img src="images/0721js001.jpg"/></a>
<div class="idSiideer_pos">女星露背大比拼 谁是你心中的“美背女神”</div>
<div class="idSiideer_pos2"></div>
</li>
<li><a href=""><img src="images/0721js002.jpg"/></a>
<div class="idSiideer_pos">如此惊艳的造型，让人不禁感叹</div>
<div class="idSiideer_pos2"></div>
</li>
<li><a href=""><img src="images/0721js003.jpg"/></a>
<div class="idSiideer_pos">林志玲身穿前短后长的银色亮片裙亮相</div>
<div class="idSiideer_pos2"></div>
</li>
<li><a href=""><img src="images/0721js004.jpg"/></a>
<div class="idSiideer_pos">女星露背大比拼 谁是你心中的“美背女神”</div>
<div class="idSiideer_pos2"></div>
</li>
<li><a href=""><img src="images/0721js005.jpg"/></a>
<div class="idSiideer_pos">如此惊艳的造型，让人不禁感叹</div>
<div class="idSiideer_pos2"></div>
</li>
<li><a href=""><img src="images/0721js006.jpg"/></a>
<div class="idSiideer_pos">林志玲身穿前短后长的银色亮片裙亮相</div>
<div class="idSiideer_pos2"></div>
</li>
</ul>
<ul class="num" id="idNum2">
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
<li></li>
</ul>
</div>
</div>
<script type="text/javascript">
//计算idslider2的宽度开始
var kuan1=0;
var kuand=document.getElementById('idSlider2')
var kuan=document.getElementById('idSlider2').getElementsByTagName("li");
var tpz=kuan.length;//图片总个数
for(var i=0; i<kuan.length; i++){
kuan1+=521;
}
kuand.style.width=kuan1+'px';
//计算结束
var keVar = function (id) {
return "string" == typeof id ? document.getElementById(id) : id;
};
var Class = {
create: function() {
return function() {
this.initialize.apply(this, arguments);
}
}
}
Object.extend = function(destination, source) {
for (var property in source) {
destination[property] = source[property];
}
return destination;
}
var TransformView = Class.create();
TransformView.prototype = {
//容器对象,滑动对象,切换参数,切换数量
initialize: function(container, slider, parameter, count, options) {
if(parameter <= 0 || count <= 0) return;
var oContainer = keVar(container), oSlider = keVar(slider), oThis = this;
this.Index = 0;//当前索引
this._timer = null;//定时器
this._slider = oSlider;//滑动对象
this._parameter = parameter;//切换参数
this._count = count || 0;//切换数量
this._target = 0;//目标参数
this.SetOptions(options);
this.Up = !!this.options.Up;
this.Step = Math.abs(this.options.Step);
this.Time = Math.abs(this.options.Time);
this.Auto = !!this.options.Auto;
this.Pause = Math.abs(this.options.Pause);
this.onStart = this.options.onStart;
this.onFinish = this.options.onFinish;
oContainer.style.overflow = "hidden";
oContainer.style.position = "relative";
oSlider.style.position = "absolute";
oSlider.style.top = oSlider.style.left = 0;
},
//设置默认属性
SetOptions: function(options) {
this.options = {//默认值
Up:
true,//是否向上(否则向左)
Step:
5,//滑动变化率
Time:
10,//滑动延时
Auto:
true,//是否自动转换
Pause:
2000,//停顿时间(Auto为true时有效)
onStart:
function(){},//开始转换时执行
onFinish:
function(){}//完成转换时执行
};
Object.extend(this.options, options || {});
},
//开始切换设置
Start: function() {
if(this.Index < 0){
this.Index = this._count - 1;
} else if (this.Index >= this._count){ this.Index = 0; }
this._target = -1 * this._parameter * this.Index;
this.onStart();
this.Move();
},
//移动
Move: function() {
clearTimeout(this._timer);
var oThis = this, style = this.Up ? "top" : "left", iNow = parseInt(this._slider.style[style]) || 0, iStep = this.GetStep(this._target, iNow);
if (iStep != 0) {
this._slider.style[style] = (iNow + iStep) + "px";
this._timer = setTimeout(function(){ oThis.Move(); }, this.Time);
} else {
this._slider.style[style] = this._target + "px";
this.onFinish();
if (this.Auto) { this._timer = setTimeout(function(){ oThis.Index++; oThis.Start(); }, this.Pause); }
}
},
//获取步长
GetStep: function(iTarget, iNow) {
var iStep = (iTarget - iNow) / this.Step;
if (iStep == 0) return 0;
if (Math.abs(iStep) < 1) return (iStep > 0 ? 1 : -1);
return iStep;
},
//停止
Stop: function(iTarget, iNow) {
clearTimeout(this._timer);
this._slider.style[this.Up ? "top" : "left"] = this._target + "px";
}
};
window.οnlοad=function(){
function Each(list, fun){
for (var i = 0, len = list.length; i < len; i++) { fun(list[i], i); }
};
var objs2 = keVar("idNum2").getElementsByTagName("li");
var tv2 = new TransformView("idTransformView2", "idSlider2", 321, tpz, {
onStart: function(){ Each(objs2, function(o, i){ o.className = tv2.Index == i ? "on" : ""; }) },//按钮样式
Up: false
});//6是轮播总数
tv2.Start();
Each(objs2, function(o, i){
o.onmouseover = function(){
o.className = "on";
tv2.Auto = false;
tv2.Index = i;
tv2.Start();
}
o.onmouseout = function(){
o.className = "";
tv2.Auto = true;
tv2.Start();
}
})
}
</script>
<!--End-->
</div>
<div style="text-align:center;margin:50px 0; font:normal 14px/24px 'MicroSoft YaHei';">
<p>适用浏览器：IE8、360、FireFox、Chrome、Safari、Opera、傲游、搜狗、世界之窗. </p>
<p>来源：<a href="http://sc.chinaz.com/" target="_blank">站长素材</a></p>
</div>
</body>
</html>
最后
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