JavaScript cleanup to pass jsHint

I did my best to clean up the JavaScript so it would pass through jsHint more cleanly.  There still are issues but there are a lot fewer now.  This helped to make the JS code more consistent.

framework/assets/js/camera.js

@@ -3,7 +3,7 @@
  * MIT License (2008). See http://opensource.org/licenses/alphabetical for full text.
  *
  * Copyright (c) 2005-2010, Nitobi Software Inc.
- * Copyright (c) 2010, IBM Corporation
+ * Copyright (c) 2010-2011, IBM Corporation
  */
 
 if (!PhoneGap.hasResource("camera")) {
@@ -14,7 +14,7 @@ PhoneGap.addResource("camera");
  *
  * @constructor
  */
-Camera = function() {
+var Camera = function() {
     this.successCallback = null;
     this.errorCallback = null;
     this.options = null;
@@ -94,4 +94,4 @@ PhoneGap.addConstructor(function() {
         navigator.camera = new Camera();
     }
 });
-};
+}