Hiddos

if(((oldkeys & KEY_FIRE) && !(newkeys & KEY_FIRE)) || ((newkeys & KEY_FIRE) && !(oldkeys & KEY_FIRE)) ||  (newkeys & KEY_FIRE))
{
    for(new i = 0; i < GetMaxPlayers(); i++)
    {
        if(IsPlayerConnected(i) && playerid != i && !IsPlayerNPC(i))
        {
            if(IsPlayerAiming(playerid, i))
            {
                 if(PlayerInfo[playerid][pFaction] != 255 && FactionInfo[PlayerInfo[playerid][pFaction]][fType] == 1 || PlayerInfo[playerid][pFaction] != 255 && FactionInfo[PlayerInfo[playerid][pFaction]][fType] == 2)
                {
                    if(GetPlayerWeapon(playerid) == 23)
                    {
                        if(IsPlayerInAnyVehicle(i) || IsPlayerInAnyVehicle(i))
                        {
                                return 0;
                        }
                        //SetPlayerHealth(i, 0);
                            TogglePlayerControllable(i, 0);
                        ApplyAnimation(i, "CRACK", "crckdeth2", 4.0, 1, 0, 0, 0, 0);
                        GameTextForPlayer(i, "(Tazed)", 3000, 3);
                        GameTextForPlayer(playerid, "(Tazed) Complete", 3000, 3);
                        //SetTimerEx("UnTaze", 9000, 0, "d",i);
                        return 1;
                    }
                }
            }
        }
    }
//Missing bracket!