This module seems to conflicts with rszrama´s Commerce Checkout Login.
If I have the two enabled, I get this ajax error:

An Ajax HTTP error ocurred
HTTP Result Code: 200
Debugging information follows.
Path: /system/ajax
Status Text:OK
Response Text:

More information on this post: http://drupal.org/node/1981272

I this your module is pretty much awsome, Is there any way it can work woth the other module?
Thanks!