But the Black color still brown in relation of the screen
here is the code that Im using
Alienlogo=1 : load image "Graphics\AlienLogo.jpg",Alienlogo,1
cls rgb(255,255,255)
sync : paste image AlienLogo,(screen width()-500)/2,(screen Height()-250)/2 : Sync
Gamma_fade_In(15)
sleep 6000
Gamma_fade_Out(15)
set gamma 255,255,255
delete image AlienLogo
cls rgb(0,0,0) : sync
function Gamma_fade_In(FadeSpeed)
for i=1 to 255
set gamma i,i,i
sync
wait FadeSpeed
next i
sync
endfunction
function Gamma_fade_Out(FadeSpeed)
for i=255 to 1 step -1
set gamma i,i,i
sync
wait FadeSpeed
next i
sync
endfunction