View difference between Paste ID: 6xYe8hF5 and HVbDB2WV

 function Key () {
-  var pressed = [],
+  var pressed = {},
-      eventHandlers = {
+      eventHandlers = {};
-	press : [],
+
-      	down : [],
+
-      	up : {}
+
-      };
+
   ['press', 'down', 'up'].forEach(function(event) {
     this[event] = function (callback) {
       var hendler = eventHandlers[event] = eventHandlers[event] || [];
       eventHandlers[event].push(callback);
     }
   }, this);
 
   this.pressed = function (keycode, callback){...}
 }