how to design vista wallpaper effect in illustrator ?: http://www.gbhfusion.com/themes/vistapaper/New%20Aurora.jpg
Can anyone help me with the steps > I am using illustrator CS4
This would require a small pamphlet to describe all the steps.
As Wade posted, learn Gradient Meshes and blends. Those are the main factors.
LOL! A small pamphlet you think? I love optimism!