how to make:
1. Open RWIconEditor
2. Click on create
3. Click on New Unicorn3D object
4. Make any thing on your idea
5. Click save and chose a directory
6. Now click on the 2 trees icon
7. Mark the transparent background
8. Click on the save icon with picture icon
9. Click on create again.
10. Click on icon from image
11. Choose the folder were you save the png image
12. Now save