I just figured it out tjack. when you ready to save, save it to
When downloading, Save the file to one of the following folders:

On Windows:
C:\Documents and Settings\yourusername\.limewire\themes

On Mac Classic:
System Folder/Preferences/.limewire/themes

On Mac OSX:
Macintosh HD/Users/yourusername/Library/Preferences/LimeWire/Themes

Awesome skin! it is a bit bright, but i love it!