这是a标签

<div class="ctrl" id="template_ctrl">

<a class="ctrl-i" id="ctrl_{{index}}" href="javascript:switchlider({{index}});"><img src="{{index}}.jpg"></a>

</div>

function add(){

var tpl_main = g('template_main').innerHTML.replace(/^\s*/,'').replace(/\s*$/,'');

var tpl_ctrl = g('template_ctrl').innerHTML.replace(/^\s*/,'').replace(/\s*$/,'');

//定义最终输出HTML的变量

var out_main = [];

var out_ctrl = [];

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);

}

//把HTML会写到对应的DOM里面

g('template_main').innerHTML = out_main.join('');

g('template_ctrl').innerHTML = out_ctrl.join('');

//切换幻灯片

function switchlider(n){

alert("qwewq");

}

}

window.onload = function(){

add();

}