how to make an image disappear?

Hi everyone, I am a new subscriber and I have alteady a question about WIN32 API.

I created a window with three selection BUTTONS, three descriptive LABELs and a background image.bmp. obtained with
WM_PAINT, using
BeginPaint()
....
...
EndPaint
and an .rc file where there are data to load image.bmp.
I made it so that, by clicking either on one of the BUTTONS of choice, the BUTTONS, the LABEL disappear (as I want) and I enlarge
the full screen window, but I can't get the image.bmp to...

how to make an image disappear?