Comment and reformat coffee script file

examples/widgetapp/widget.coffee

@@ -6,6 +6,7 @@ trigger_callback = (control_name,event)->
     cache: no
   .done (new_states)->
     states = new_states
+    #Update all classes
     for name,state of states
       controls[name].update(state)
     return
@@ -34,12 +35,16 @@ class WSF_BUTTON_CONTROL extends WSF_CONTROL
   update: (state) ->
     @$el.text(state.text)
 
+#map class name to effectiv class
 typemap =
   "WSF_BUTTON_CONTROL":WSF_BUTTON_CONTROL
 
+#create a js class for each control
 for name,state of states
+  #find control DOM element
   $el = $('[data-name='+name+']')
+  #get control type
   type = $el.data('type')
-   #bind widget
+  #create class
   controls[name]=new typemap[type](name,$el)