I'm not sure this is what you're looking for, but it might help:
"If you made the Windows partition too small
First, back up all the information on your Windows partition. Then run Boot Camp
Assistant to restore your disk to a single volume. Restart your computer and use Boot
Camp Assistant to partition the disk again and reinstall Windows. Don’t forget to install
the Boot Camp drivers after installing Windows."
(from Bootcamp Assistant Manual see pg 22)
As I was installing the Windows 7 on my Imacwith the bootcamp and stated how I wanted to divide the drive I put 160, but I want to add more space because of the adobe software it will not install two of them, so how can I add more on the drive space to from 160 to 250? please help thank you.
Use Paragon CampTune to resize.