public void handler() {
            ROM_REGION(0x10000, REGION_CPU1);/* 64k for code */
            ROM_LOAD("f01.bin", 0x0000, 0x0800, 0xd3e23863);
            ROM_LOAD("f02.bin", 0x0800, 0x0800, 0x63fa4149);
            ROM_LOAD("f03.bin", 0x1000, 0x0800, 0x29a2b0ab);
            ROM_LOAD("f04.bin", 0x1800, 0x0800, 0x4c6a5a6d);
            ROM_LOAD("f09.bin", 0x2000, 0x0800, 0x75fd5ca1);
            ROM_LOAD("f10.bin", 0x2800, 0x0800, 0xe4da2dd4);
            ROM_LOAD("f11.bin", 0x3000, 0x0800, 0x42869646);
            ROM_LOAD("f12.bin", 0x3800, 0x0800, 0xa48d7fb0);

            ROM_REGION(0x2000, REGION_GFX1 | REGIONFLAG_DISPOSE);
            ROM_LOAD("1h_1_10.bin", 0x0000, 0x0800, 0x528da705);
            ROM_LOAD("mcs_d", 0x0800, 0x0800, 0x13932a15);
            ROM_LOAD("1k_1_11.bin", 0x1000, 0x0800, 0x4e79ff6b);
            ROM_LOAD("mcs_c", 0x1800, 0x0800, 0x24cfd145);

            ROM_REGION(0x0020, REGION_PROMS);
            /* this PROM was bad (bit 3 always set). I tried to "fix" it to get more reasonable */
 /* colors, but it should not be considered correct. It's a bootleg anyway. */
            ROM_LOAD("6l_prom.bin", 0x0000, 0x0020, BADCRC(0xf5381d3e));
            ROM_END();
        }