There are two different versions of Whited00r for the iPod Touch 2G: MB Series and MC Series. The MC series is also referred to wrongly as the iPod Touch 3G 8GB.
In order to detect your model correctly, please open the 'Settings' application on your device, then 'General', 'About' and read the first two characters of the Model code to identify your device Model.
Required tools for installation are included inside the zipped archive you are going to download. Don't forget to unzip the compressed folder.