function NATVCoin(address benificairyAddress) {
        admin = msg.sender;
        Balances[admin] = 3000000000000000;
        coinSupply = 3000000000000000;
        decimals = 8;
        symbol = "NATV";
        name = "Native Currency";
        beneficiary = benificairyAddress; 
        SetNATVTokenSale();
    }