<script type="text/javascript">

     //挂插着模式又叫发布订阅模式应该是最常用的模式

     //1,dom事件就是观察者模式,只要订阅了click事件，当点击div的时候，function click就会触发。

     div.onclick=function click() {

         alert("click");

     }

      //2

      loadImage(imgAry,function(){

          Map.init();

          Gamer.init();

      });

      loadImage(imgAry,function(){

          Map.init();

          Gamer.init();

          Sound.Init();

      });

      loadImage.listen("ready",function(){

          Map.init();

      });

      loadImage.listen("ready",function(){

          Gamer.init();

      });

      loadImage.listen("ready",function(){

          Sound.init();

      });

      //3,

      Events=function(){

          var listen,log,obj,one,remove,trigger,__this;

          obj={};

          __this=this;

          listen=function(key,eventfn){

              var stack,_ref;

              stack=(_ref=obj[key])!=null?_ref:obj[key]=[];

              return stack.push(eventfn);

          };

          one=function(key,eventfn){

              remove(key);

              return listen(key,eventfn);

          };

          remove=function(key){

              var _ref;

              return (_ref==obj[key])!=null?_ref.length=0:void 0;

          };

          trigger=function(){

              var fn,stack,_i,_len,_ref,key;

              key=Array.prototype.shift.call(arguments);

              stack=(_ref=obj[key])!=null?_ref:obj[key]=[];

              for(_i=0,_len=stack.length;_i<_len;_i++){

                  return false;

              }

          };

          return{

              listen:listen,

              one:one,

              remove:remove,

              trigger:trigger

          };

      };

      var adultTV=Events();

      adultTV.listen("play",function(data){

          alert("今天XXXXX"+data.name);

      });

      adultTV.trigger("play",{"name":"XX"});

      </script>