Adobe Photoshop is the best thing you can get for that sort of stuff.

Unfortunately, it’s not free.
I’ve googled some free software for you. Results below:
http://www.freeserifsoftware.com/softwar…
http://www.photobie.com/
http://graphicssoft.about.com/od/pixelba…
http://www.digicamhelp.com/processing-ph…

Cheers

You can find your drivers here
http://www.csd.toshiba.com/cgi-bin/tais/…

An easy to follow guide here

http://support.microsoft.com/kb/896526

A check list and easy to follow set of instructions.

Part 1: Introduction
Part 2: Preparing Windows XP for reinstallation
Part 3: Creating partitions
Part 4: Installing Windows
Part 5: Post-installing devices
Part 6: Configuring the work environment
Part 7: Running Windows Update

YOU CAN DO IT WITH sorry caps lock … you can do it with gparted - will format it to whatever - resirfs, ntfs, ect2, ext3, fat, etc

http://gparted.sourceforge.net/livecd.ph…

If you have a linux distro handy it will paobably have some soet of partitioning/formatting tool. if not, gparted boot cd is handy as it can do pretty much any partitioning or formatting task