100 REM GSXPREP.BAS 110 REM 120 REM 130 REM 140 GSX%=&H30 150 POKE GSX%+0, 160 POKE GSX%+1,&H59 170 POKE GSX%+2,&HE 180 POKE GSX%+3,115 190 POKE GSX%+4,&HC3 200 POKE GSX%+5,&H5 210 POKE GSX%+6,&H0 220 NEW