<select id="unit"></select>
 <script type="text/javascript" src="/demo/thirdparty/jquery/jquery-1.8.3.min.js"></script>
 <script src="/demo/thirdparty/pheker/ajaxselect.js"></script> 

# 使用实例
    var initUrl = "/demo/defineDict.do?method=getEnterpriseDict&unitName="+encodeURIComponent(encodeURIComponent("xx无烟煤矿业集团有限责任公司"));
    var ajaxUrl = "/demo/defineDict.do?method=getEnterpriseDict&unitName=";
    var $select = $("#ajaxselect").ajaxselect({
      initUrl:initUrl,
      ajaxUrl:ajaxUrl,
      defkv:['id','text'],
      selected:0,
    },function(filterData,isInit){
      //filter
      console.log(filterData);
    },function(cbData,isInit){
      //callback
      console.log(cbData);
    });
    $select.on("change", function(){
      console.log(this.value);
    });

var defcfg = {
  initUrl:'',      //初始化请求地址
  ajaxUrl:'',      //异步请求地址
  defkv:[],      //返回数据 的key
  delay:200,      //ajax回调 延时
  width:200,      //input 宽度
  height:30,      //input 高度
  selected:-1,    //初始化数据 默认选中项,-1为不选中
  limit:20,      //最大显示条数,0为不限制
  maxheight:250,    //最大显示高度
  hoverbg:'#189FD9',  //悬浮背景色
  activebg:'#5FB878',  //选中项背景色
  style:''      //自定义样式
};