1. Open image in PhotoPAINT X7
2. Select "Magnetic Wand" tool.
3. Carefully, drag mouse around the desired area (to add the second area hold down the Shift key).
4. In "Mask" select "Invert" (Ctrl+Shift+I).
5. In "Adjust" select "Desaturate."
and... voilà! It´s done!
Tip provided by Silvio Gomes - CorelDRAW Master