public void handler() {
            ROM_REGION(0x80000, REGION_CPU1);
            ROM_LOAD_EVEN("ada02", 0x000000, 0x20000, 0x4f11b587);
            ROM_LOAD_ODD("ada03", 0x000000, 0x20000, 0x82a1b9ac);
            ROM_LOAD_EVEN("ada04", 0x040000, 0x20000, 0x05ad187a);
            ROM_LOAD_ODD("ada05", 0x040000, 0x20000, 0xd4826547);

            ROM_REGION(0x10000, REGION_CPU2);/* 64k for the audio CPU */

            ROM_LOAD("b01", 0x0000, 0x10000, 0x364f548a);

            ROM_REGION(0x100000, REGION_GFX1);/* graphics (addressable by the main CPU) */

            ROM_LOAD("b12", 0x000000, 0x080000, 0xd3283d19);/* tiles */

            ROM_LOAD("b11", 0x080000, 0x080000, 0x6ebc0c15);

            ROM_REGION(0x400000, REGION_GFX2);/* graphics (addressable by the main CPU) */

            ROM_LOAD("b09", 0x000000, 0x100000, 0x2d7a9d2a);/* sprites */

            ROM_LOAD("b10", 0x100000, 0x080000, 0xf2dd296e);
            /* second half empty */
            ROM_LOAD("b07", 0x200000, 0x100000, 0xd9bee7bf);
            ROM_LOAD("b08", 0x300000, 0x080000, 0x3b1ae36f);
            /* second half empty */

            ROM_REGION(0x200000, REGION_SOUND1);/* samples for the 053260 */

            ROM_LOAD("063b06", 0x0000, 0x200000, 0x1e510aa5);
            ROM_END();
        }