new skins[300] = {
    0, 1, 2, 3, 4, 5, 6, 7,
    8, 9, 10, 11, 12, 13, 14,
    15, 16, 17, 18, 19, 20, 21,
    22, 23, 24, 25, 26, 27, 28,
    29, 30, 31, 32, 33, 34, 35,
    36, 37, 38, 39, 40, 41, 42,
    43, 44, 45, 46, 47, 48, 49,
    50, 51, 52, 53, 54, 55, 56,
    57, 58, 59, 60, 61, 62, 63,
    64, 65, 66, 67, 68, 69, 70,
    71, 72, 73, 74, 75, 76, 77,
    78, 79, 80, 81, 82, 83, 84,
    85, 86, 87, 88, 89, 90, 91,
    92, 93, 94, 95, 96, 97, 98,
    99, 100, 101, 102, 103, 104,
    105, 106, 107, 108, 109, 110,
    111, 112, 113, 114, 115, 116,
    117, 118, 119, 120, 121, 122,
    123, 124, 125, 126, 127, 128,
    129, 130, 131, 132, 133, 134,
    135, 136, 137, 138, 139, 140,
    141, 142, 143, 144, 145, 146,
    147, 148, 149, 150, 151, 152,
    153, 154, 155, 156, 157, 158,
    159, 160, 161, 162, 163, 164,
    165, 166, 167, 168, 169, 170,
    171, 172, 173, 174, 175, 176,
    177, 178, 179, 180, 181, 182,
    183, 184, 185, 186, 187, 188,
    189, 190, 191, 192, 193, 194,
    195, 196, 197, 198, 199, 200,
    201, 202, 203, 204, 205, 206,
    207, 208, 209, 210, 211, 212,
    213, 214, 215, 216, 217, 218,
    219, 220, 221, 222, 223, 224,
    225, 226, 227, 228, 229, 230,
    231, 232, 233, 234, 235, 236,
    237, 238, 239, 240, 241, 242,
    243, 244, 245, 246, 247, 248,
    249, 250, 251, 252, 253, 254,
    255, 256, 257, 258, 259, 260,
    261, 262, 263, 264, 265, 266,
    267, 268, 269, 270, 271, 272,
    273, 274, 275, 276, 277, 278,
    279, 280, 281, 282, 283, 284,
    285, 286, 287, 288, 289, 290,
    291, 292, 293, 294, 295, 296,
    297, 298, 299
};

RedirectClass(classid, skinid) {
    skins[classid] = skinid;
    printf("Redirected skin %i in class selection to %i!", classid, skins[classid]);
}

forward setskin(playerid, skinid);
public setskin(playerid, skinid) return SetPlayerSkin(playerid, skinid);

public OnPlayerRequestClass(playerid, classid)
{
    classid = skins[classid];
    SetTimerEx("setskin", 25, false, "ii", playerid, classid);
    return 1;
}

// How to use: ReplaceClass(skinidtoreplace, skinid);