Adobe Fireworks CS4

PDF (adobe.com)

Fireworks CS4 Resources

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

Working with bitmaps

Creating bitmaps
Editing bitmaps
Retouching bitmaps
Adjust bitmap color and tone
Blurring and sharpening bitmaps
Add noise to an image

community help (adobe.com)