Jep I did.
And how I said, this works:

Code:
wait(20);
video_window(nullvector,screen_size,16,"Terraineditor");
auflx-=6;
aufly-=32;
video_set(auflx,aufly,0,2);


But only at XP and not at Vista or Win7, because the size of the border is another.

Hilf mir, dir zu helfen!