public void handler() {
            ROM_REGION(0x10000, REGION_CPU1);/* 64k for cpuA code */

            ROM_LOAD("gu2", 0x0000, 0x4000, 0x19be7ad6);
            ROM_LOAD("gu1", 0x4000, 0x8000, 0xbc32568f);

            ROM_REGION(0x10000, REGION_CPU2);/* 64k for cpuB code */

            ROM_LOAD("gu6", 0x0000, 0x4000, 0x2b9978c5);
            ROM_LOAD("gu5", 0x4000, 0x8000, 0xea3d138c);

            ROM_REGION(0x10000, REGION_CPU3);/* 64k for sound code */

            ROM_LOAD("gu3", 0x0000, 0x4000, 0x811b87d7);
            ROM_LOAD("gu4", 0x4000, 0x8000, 0x2d998e2b);

            ROM_REGION(0x0c00, REGION_PROMS);
            ROM_LOAD("82s137.2c", 0x00000, 0x00400, 0x6e4c7836);
            ROM_LOAD("82s137.1b", 0x00400, 0x00400, 0x29e7986f);
            ROM_LOAD("82s137.1c", 0x00800, 0x00400, 0x27ba9ff9);

            ROM_REGION(0x4000, REGION_GFX1 | REGIONFLAG_DISPOSE);/* characters */

            ROM_LOAD("gu8", 0x0000, 0x4000, 0xf1628dcf);

            ROM_REGION(0x8000, REGION_GFX2 | REGIONFLAG_DISPOSE);/* tiles */

            ROM_LOAD("gu7", 0x0000, 0x8000, 0x4655f94e);

            ROM_REGION(0x18000, REGION_GFX3 | REGIONFLAG_DISPOSE);/* sprites */

            ROM_LOAD("gu9", 0x00000, 0x8000, 0xd4957ec5);
            ROM_LOAD("gu10", 0x08000, 0x8000, 0xb3acdac2);
            ROM_LOAD("gu11", 0x10000, 0x8000, 0xb99cf73b);
            ROM_END();
        }