跨域获取json电商数据

url:http://www.darlingbank.com/cutpage/index.php/promote/edit/getfun/json/

源碼：

<ul class="cf" dataurl="http://www.paipai.com/sinclude/xml/tjw/tjw2014/tjw4/tjw179255804475.js" commlen="4" commsta="1" commtpl='<li><a href="{#recmdReason#}" target="_blank">{#recmdRegName#}</a></li>'>

js：

var J_data = {
    debug : true,
    log : function(s){
        this.debug && (window.console ? console.log(s) : alert(s));
    },
    create_script : function(src){
      var Scrip=document.createElement('script');
      Scrip.charset="gbk";
      Scrip.src=src;
      document.body.appendChild(Scrip);
    },
    get : function(){
      var thats=this;
      $("[dataurl]").each(function () {
        var that=this;
            dataurl=$(this).attr("dataurl"),
            tpl_tmp=$(this).attr("commtpl");
        if(typeof tpl_tmp==='undefined' || tpl_tmp===''){
          thats.log('请填写模板');
        }else{
          var c_str=dataurl.slice(dataurl.lastIndexOf('/')+1).split('.')[0];

          window[c_str]=function(j){
            var d=j.data.adList,html='',
                len=parseInt($(that).attr("commlen")) || d.length,
                start=parseInt($(that).attr("commsta")) || 0,
                tpl=$(that).attr("commtpl");
            if(start>0 && len<d.length){
              len +=start;
            }
            for(var i=start;i<len;i++){
              html += tpl.replace(/{#recmdReason#}/g,d[i].recmdReason).replace(/{#recmdRegName#}/g,d[i].recmdRegName).replace(/{#image#}/g,d[i].image).replace(/{#adSentence#}/g,d[i].adSentence);
            }
            $(that).html(html);
          }
          // $.getScript(dataurl+"?callback="+c_str);  //亦可以用jquery方法
          thats.create_script(dataurl+"?callback="+c_str);
        }
      });
    }
  }
$(function(){
  J_data.get();
})