How to make your own splashimage for GRUB2 on ubuntu 9.10
Wed, 11/18/2009 - 08:54 — panayara(via shibuvarkala.blogspot.com)
This how to help you to add your own grub splash image(image in the boot menu).
1. Open any picture in GIMP
2. Resize canvas size to 640x480 ( If you are an expert you can add higher resolutions)
3. Now Save as .png or .tga format (in some versions jpg also works)