var Utilities=Utilities||(function () {

   //Accessible only here
   var privateArray=[];

   //Cannot be called from outside this function
   var privateFunction=function(){
   }

   //Return only what must be publicly accessible, in this
   //case only the show() method
   return {
      show: function(input){
         privateFunction();
         alert(input);
      }
   }
})();