CC-2425:Tweak phone home

- privacy check box is uncheck by defalut
- 'Yes' button is disabled on popup form by default
- custom error msg is added for privacy checkbox on preference
form
- promote form is hidden by default

airtime_mvc/public/js/airtime/nowplaying/register.js

@@ -37,7 +37,9 @@ $(document).ready(function(){
                 }
              ]
         });
-
+        
+        var button = $("#help_airtime");
+        button.attr('disabled', 'disabled').addClass('ui-state-disabled');
         dialog.dialog('open');
     })
 

airtime_mvc/public/js/airtime/preferences/preferences.js

@@ -53,6 +53,14 @@ $(document).ready(function() {
     		pub.removeAttr("disabled");
     	}
 	});
+    
+    $("#Publicise").live('click', function(){
+        if($(this).is(':checked')){
+            $("#public-info").show();
+        }else{
+            $("#public-info").hide();
+        }
+    });
 
     showErrorSections();