public void handler() {
            ROM_REGION(CODE_SIZE, REGION_CPU1);     /* 68000 code */

            ROM_LOAD_WIDE_SWAP("qad23a.bin", 0x00000, 0x080000, 0x4d3553de);
            ROM_LOAD_WIDE_SWAP("qad22a.bin", 0x80000, 0x80000, 0x3191ddd0);

            ROM_REGION(0x200000, REGION_GFX1 | REGIONFLAG_DISPOSE);
            ROM_LOAD("qad03.bin", 0x000000, 0x80000, 0xcea4ca8c);
            ROM_LOAD("qad01.bin", 0x080000, 0x80000, 0x9d853b57);
            ROM_LOAD("qad04.bin", 0x100000, 0x80000, 0x41b74d1b);
            ROM_LOAD("qad02.bin", 0x180000, 0x80000, 0xb35976c4);

            ROM_REGION(0x18000, REGION_CPU2);/* 64k for the audio CPU (+banks) */

            ROM_LOAD("qad09.bin", 0x00000, 0x08000, 0x733161cc);
            ROM_CONTINUE(0x10000, 0x08000);

            ROM_REGION(0x40000, REGION_SOUND1);/* Samples */

            ROM_LOAD("qad18.bin", 0x00000, 0x20000, 0x2bfe6f6a);
            ROM_LOAD("qad19.bin", 0x20000, 0x20000, 0x13d3236b);
            ROM_END();
        }