Ok if ever you wanted to manipulate your votes en mass then you will like this.
http://www.teesweb.com/edit_product_ratings.jpg
In config add your xcart database details:
http://www.teesweb.com/index-settings.jpg
You cant go far wrong with this, simply upload to your root folder and access.
Simply add your mysql details and set a password and your done (files in zip below) you can rename the folder to anything you like it will still work.