Ok I tried this but did not work. Any advice?
1. took mame.png renamed to emu1-logo.png.
2. placed emu1.logo.png in MAMEWAH/LAYOUTS/
3. changed layouts.txt in MAMEWAH to this;
Logo Images (

 may be BMP, GIF, JPG, PCX or PNG):
emu?-logo.

               emulator specific logo image
logo.

               general layout logo image
[MAMEWAH-PATH]\LAYOUTS\mamewah-logo.gif             
[MAMEWAH-PATH]\LAYOUTS\emu1-logo.png   MAMEWAH's default logo image
RAN APP but MAME log does not show.. only mamewah-logo? any ideas why? i know its default but i told i to use emu1-logo?
please help thanks! many thanks
Jim