pragma solidity 0.4.15;


contract Owned {
    address public owner;
    modifier onlyOwner() {
        require(isOwner(msg.sender));
        _;
    }

    function Owned() { owner = msg.sender; }

    function isOwner(address addr) public returns(bool) { return addr == owner; }

    function transfer(address newOwner) public onlyOwner {
        if (newOwner != address(this)) {
            owner = newOwner;
        }
    }
}