为什么我的写好后成这样啊
代码：
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html">
<title>Preview Slideshow</title>
<style type="text/css">
*{
padding: 0;
margin: 0;
}
body{
padding: 50px 0;
background-color:#FFF;
font-size: 14px;
font-family: 'Avenir Next';
color:#555;
-webkit-font-smoothing: antialiased;
}
.slider .main .main-i,
.slider .main,
.slider{
width: 100%;
height: 400px;
position: relative;
}
/*幻灯片区域*/
.slider .main{
overflow: hidden;
}
/*每一个幻灯片的样式*/
.slider .main .main-i{
float: left;
}
.slider .main .main-i img{
width: 100%;
position: absolute;
left: 0;
top: 0;
z-index: 1;
}
.slider .main .main-i .caption{
position: absolute;
right: 50%;
top: 30%;
z-index: 9;
}
.slider .main .main-i .caption h2{
font-size: 40px;
line-height: 50px;
color: #B5B5B5;
text-align: right;
}
.slider .main .main-i .caption h3{
font-size: 70px;
line-height: 70px;
color: #000000;
text-align: right;
font-family: 'Open Sans Condensed';
}
/*控制按钮区域*/
.slider .ctrl{
width: 100%;
height: 13px;
line-height: 13px;
text-align: center;
position: absolute;
left: 0;
bottom: -13px;
}
.slider .ctrl .ctrl-i{
position: relative;
display: inline-block;
width: 150px;
height: 13px;
background-color: #666;
box-shadow: 0,1px 1px rgba(0,0,0,.3);
margin-left: 0.5px;
}
.slider .ctrl .ctrl-i img{
width: 100%;
position: absolute;
left: 0;
bottom: 50px;
z-index: 1;
opacity: 0;
-webkit-transition: all .2s;
}
/*hover 到控制按钮的样式*/
.slider .ctrl .ctrl-i:hover{
background-color: #F0F0F0;
}
.slider .ctrl .ctrl-i:hover img{
bottom: 13px;
-webkit-box-reflect: below 0px -webkit-gradient(
linear,
left top,
left bottom,
from(transparent),
color-stop(50%,transparent),
to(rgba(255,255,255,.3))
);
opacity: 1;
}
/*active 当前展现的状态*/
.slider .ctrl .ctrl-i_active:hover,
.slider .ctrl .ctrl-i_active{
background-color: #000;
}
.slider .ctrl .ctrl-i_active:hover img{
opacity: 0;
}
/*幻灯片切换样式*/
.slider .main .main-i{
opacity: 0;
position: absolute;
right: 50%;
top: 0;
-webkit-transition: all .5s;
}
.slider .main .main-i h2{
margin-right: 45px;
}
.slider .main .main-i h3{
margin-right: -45px;
}
.slider .main .main-i h2,
.slider .main .main-i h3{
-webkit-transition: all .8s 1s;
}
.slider .main .main-i_active{
opacity: 1;
right: 0;
}
.slider .main .main-i_active h2,
.slider .main .main-i_active h3{
margin-right: 0;
}
</style>
</head>
<body>
<div class="slider">
<!--0.修改VIEW->Temolate(关键字替换)，增加template id-->
<div class="main" id="template_main">
<div class="main-i main-i_active" id="main_{{index}}">
<div class="caption">
<h2>{{h2}}</h2>
<h3>{{h2}}</h3>
</div>
<img src="img/{{index}}.jpg">
</div>
</div>
<div class="ctrl" id="template_ctrl">
<a href="javascript:switchSlider({{index}});" class="ctrl-i" id="ctrl_{{index}}">
<img src="img/{{index}}.jpg" alt="">
</a>
</div>
</div>
<script type="text/javascript">
//1.数据定义（实际生产环境中，应由后台给出）
var data = [
{img:1,h1:'Creative',h3:'DUET'},
{img:2,h1:'Friendly',h2:'DEVIL'},
{img:3,h1:'Tranquilent',h2:'COMPATRIOT'},
{img:4,h1:'Insecure',h2:'HUSSLER'},
{img:5,h1:'loving',h2:'REBEL'},
{img:6,h1:'Passionate',h2:'SEEKER'},
{img:7,h1:'Crazy',h2:'PRIEND'}
];
//2.通用函数
var g = function(id){
if (id.substr(0,1)=='.') {
return document.getElementsByClassName(id.substr(1));
};
return document.getElementById(id);
}
//3.添加幻灯片的操作，（所有幻灯片&对应的按钮）
function addSliders(){
//3.1 获取模板
var tpl_main = g('template_main').innerHTML.replace(/^\s*/, '').replace(/\s*$/, '');
var tpl_ctrl = g('template_ctrl').innerHTML.replace(/^\s*/, '').replace(/\s*$/, '');
//3.2 定义最终输出HTML的变量
var out_main = [];
var out_ctrl = [];
//3.3 遍历所有数据，构建最终输出的HTML
for(i in data){
var _html_main = tpl_main
.replace(/{{index}}/g,data[i].img )
.replace(/{{h2}}/g,data[i].h1)
.replace(/{{h3}}/g,data[i].h2 );
var _html_ctrl = tpl_ctrl.replace(/{{index}}/g, data[i].img);
out_main.push(_html_main);
out_ctrl.push(_html_ctrl);
}
//3.4把html回写到对应的Dom里
g('template_main').innerHTML = out_main.join('');
g('template_ctrl').innerHTML = out_ctrl.join('');
}
//5.幻灯片切换
function switchSlider (n) {
//5.1获得要展现的幻灯片&控制按钮 DOM
var main = g('main_'+n);
var ctrl = g('ctrl_'+n);
//5.2获得所有的幻灯片以及控制按钮
var clear_main = g('.main-i');
var clear_ctrl = g('.ctrl-i');
//5.3清除他们的样式
for(var i=0;i<clear_ctrl.length;i++){
clear_main[i].className = clear_main[i].className.replace('main-i_active', '');
clear_ctrl[i].className = clear_ctrl[i].className.replace('ctrl-i_active', '');
}
//为当前按钮和幻灯片附加样式
main.className +='main-i_active';
ctrl.className +='ctrl-i_active';
}
//4.定义何时处理幻灯片输出
window.onload = function(){
addSliders();
}
</script>
</body>
</html>
