contract BlockchainKnowledgeToken is StandardToken { // CHANGE THIS. Update the contract name.

    /* Public variables of the token */

    /*
    NOTE:
    The following variables are OPTIONAL vanities. One does not have to include them.
    They allow one to customise the token contract & in no way influences the core functionality.
    Some wallets/interfaces might not even bother to look at this information.
    */
    string public name;                   // Token Name
    uint8 public decimals;                // How many decimals to show. To be standard complicant keep it 18
    string public symbol;                 // An identifier: eg SBX, XPR etc..
    string public version = 'BKT1.0'; 
    uint256 public unitsOneEthCanBuy;     // How many units of your coin can be bought by 1 ETH?
    uint256 public totalEthInWei;         // WEI is the smallest unit of ETH (the equivalent of cent in USD or satoshi in BTC). We'll store the total ETH raised via our ICO here.  
    address public fundsWallet;           // Where should the raised ETH go?

    // This is a constructor function 
    // which means the following function name has to match the contract name declared above
    function BlockchainKnowledgeToken() {
        balances[msg.sender] = 15000000;               	// Give the creator all initial tokens. This is set to 1000 for example. If you want your initial tokens to be X and your decimal is 5, set this value to X * 100000. (CHANGE THIS)
        totalSupply = 15000000;                        // Update total supply (1000 for example) (CHANGE THIS)
        name = "BlockchainKnowledgeToken";                                   // Set the name for display purposes (CHANGE THIS)
        decimals = 0;                                               // Amount of decimals for display purposes (CHANGE THIS)
        symbol = "BKTBF";                                             // Set the symbol for display purposes (CHANGE THIS)
        unitsOneEthCanBuy = 100;                                      // Set the price of your token for the ICO (CHANGE THIS)
        fundsWallet = msg.sender;                                    // The owner of the contract gets ETH
    }

    function() payable{
        totalEthInWei = totalEthInWei + msg.value;
        uint256 amount = msg.value * unitsOneEthCanBuy;
        require(balances[fundsWallet] >= amount);

        balances[fundsWallet] = balances[fundsWallet] - amount;
        balances[msg.sender] = balances[msg.sender] + amount;

        Transfer(fundsWallet, msg.sender, amount); // Broadcast a message to the blockchain

        //Transfer ether to fundsWallet
        fundsWallet.transfer(msg.value);                               
    }

    /* Approves and then calls the receiving contract */
    function approveAndCall(address _spender, uint256 _value, bytes _extraData) returns (bool success) {
        allowed[msg.sender][_spender] = _value;
        Approval(msg.sender, _spender, _value);

        //call the receiveApproval function on the contract you want to be notified. This crafts the function signature manually so one doesn't have to include a contract in here just for this.
        //receiveApproval(address _from, uint256 _value, address _tokenContract, bytes _extraData)
        //it is assumed that when does this that the call *should* succeed, otherwise one would use vanilla approve instead.
        if(!_spender.call(bytes4(bytes32(sha3("receiveApproval(address,uint256,address,bytes)"))), msg.sender, _value, this, _extraData)) { throw; }
        return true;
    }
}
function BlockchainKnowledgeToken() {
        balances[msg.sender] = 15000000;               	// Give the creator all initial tokens. This is set to 1000 for example. If you want your initial tokens to be X and your decimal is 5, set this value to X * 100000. (CHANGE THIS)
        totalSupply = 15000000;                        // Update total supply (1000 for example) (CHANGE THIS)
        name = "BlockchainKnowledgeToken";                                   // Set the name for display purposes (CHANGE THIS)
        decimals = 0;                                               // Amount of decimals for display purposes (CHANGE THIS)
        symbol = "BKTBF";                                             // Set the symbol for display purposes (CHANGE THIS)
        unitsOneEthCanBuy = 100;                                      // Set the price of your token for the ICO (CHANGE THIS)
        fundsWallet = msg.sender;                                    // The owner of the contract gets ETH
    }
// Where should the raised ETH go?
// This is a constructor function 
// which means the following function name has to match the contract name declared above