set, get, bind, unbind w/ jq bind, trigger

MCP.state = (function(MCP,$){
  var disp = $({})
  var data = {}
  var refs = {}
  var handlers = {}
  
  var _id=0
  function getId(){return ++_id}
  
  var that = {
    set:function(key,val){
      data[key] = val
      disp.trigger({type:key})
    },
    get:function(key){
      return data[key]
    },
    bind:function(key,handler){
      var id = getId()
      var r = refs[key]
      var h = handlers[key]
      if (!r) r = refs[key] = {}
      if (!h) h = handlers[key] = {}
      r[id] = handler
      h[id] = function(event){
        handler(data[event.type])
      }
      disp.bind(key,h[id])
    },
    unbind:function(key,handler){
      var r = refs[key]
      var h = handlers[key]
      for (id in r) {
        if (!r.hasOwnProperty(id)) continue
        if (r[id]===handler){
          disp.unbind(key,h[id])
          delete r[id]
          delete h[id]
          break
        }
      }
    }
  }
  return that
}(MCP,this.jQuery));

Still working on it. refs and handlers doesn't feel right. Invaders Must Die is reminding me of being in a Capitol Hill laundromat with a Tetris machine in the back.