Adobe Fireworks CS4

PDF (adobe.com)

Fireworks CS4 Resources

Using Adobe Fireworks CS4
Extending Adobe Fireworks CS4 (adobe.com)

Applying color, strokes, and fills / Applying strokes and fills / Create and apply pattern and gradient fills

Apply a gradient fill to a selected object

Objects with various gradient fills

Select a gradient from the Fill Options pop-up menu in the Property inspector.

community help (adobe.com)