Yes there is. Here is what you need to do.
Search your hard drive that you have the DM installed on for "RimUsb" and "RimUsbNT". You should find 4 files. Copy those files and use them on whatever computer that you want to charge your BB. When it ask for the drivers point to the files mentioned above.
You also can find the files in the following location:
<Drive>\Program Files\Research In Motion\USB Drivers