var module = (function(){

​

  var myObj = {

     "chkOne" : "HV1",

     "chkTwo" : "HV2",

     "chkThree" : "HV3"

   };

​

  return {

    mapVals: function (ele){      

      var thisVal = myObj[ele.id];

   }, 

    setVal: function (prop,value) {

      myObj[prop] = value;

    },

    getVal : function (val) {

      return myObj[val];

    }

  };

})();

​

module.mapVals('chkOne');

module.setVal('foo','bar');

console.log(module.getVal('foo'));