1. Start with a new image, for example 100 x 100 pixel in size, RGB color.
2. Create a Circle Lasso (click on the Free Lasso icon an hold down the mouse key. Select the circle from the popup. Press the Alt key and drag the circle at the document)
3. Select
the Blend Tool from the toolbox.
4. Create a linear blend from a
dark color to a light color.
5. Apply the
linear blend on the circle.
6. Press Ctrl+D
to delete the old circle and create a second Circle Lasso a little
bit smaller then the first one and apply the linear blend in the other
direction.
7. Now you can set some text on
your button
