Already figured it out.
If depth is set to zero then its windowed at the current desktop depth. It was in another post, just didn't find it first time around.
GLGraphics( SCRX, SCRY, 0, 60, GRAPHICS_BACKBUFFER|GRAPHICS_DEPTHBUFFER )
If depth is set to zero then its windowed at the current desktop depth. It was in another post, just didn't find it first time around.