Generic Code

gistfile1.txt

contract Generic is owned {
    
    function() {
        if(functions[msg.sig] != 0x0) {
            functions[msg.sig].callcode(msg.data);
        }
    }
    
    function changeMapping(bytes4 _functionSignature, address _addrOfFunction) {
        if(msg.sender == owner) {
            functions[_functionSignature] = _addrOfFunction;
        }
    }
    
    mapping (bytes4 => address) functions;
}