Method 2 - Try these 2 USB Flash Drive Utilities by HP/Compaq. They work with Most other brands of flash drives as well.

hpflash2.zip HP USB Disk Storage Format Tool. Formerly called hpflash1.zip
HP Drive Key Boot Utility Version 7.41Download
"I would put a little extra in there." Says a fan who emailed me with no name:)
For the downloads section I use nLite to make and create the image file as you can import the service packs and do some tweaking to the install files.
http://www.nliteos.com/download.html
1. Install the HP USB Disk Storage Format Tool and run the program.2. Select the Device and the File system from the drop down menus and click start.3. Close the above program and install and run the HP Drive Key Boot Utility. Selecting the appropriate drive letter. Click Next.4.Select the circle on the top that says create New or Replace Existing Configuration. Click Next.5. Select the circle labeled Hard Drive. Click Next.6. Select Create New Filesystem. Click Next.7. Select the circle labeled HP Firmware Flash Package. Click Next.Click Finish